CN101051915A - System, method and device for realizing reverse charging business in block network - Google Patents

System, method and device for realizing reverse charging business in block network Download PDF

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Publication number
CN101051915A
CN101051915A CN 200610140008 CN200610140008A CN101051915A CN 101051915 A CN101051915 A CN 101051915A CN 200610140008 CN200610140008 CN 200610140008 CN 200610140008 A CN200610140008 A CN 200610140008A CN 101051915 A CN101051915 A CN 101051915A
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China
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rev
message
calling
control unit
terminal
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施有铸
周青
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Huawei Technologies Co Ltd
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Huawei Technologies Co Ltd
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Priority to CN 200610140008 priority Critical patent/CN101051915A/en
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Abstract

The system includes one or more REV service control unit for executing REV service control. Each REV service control unit with the call dialog control unit carries out initialization protocol SIP message interaction, and with charging process module carries out message interaction. The disclosed system, method and device can realize REV in packet telecom network. Further, REV service can be realized when call is carried out between SIP terminal in packet telecom network and terminal in traditional telecom network.

Description

A kind of system, method and device of in packet network, realizing the counter-rotating call charge service
Technical field
The present invention relates in packet network, realize the technology of telecommunication service, particularly a kind of system, method and device of in packet network, realizing counter-rotating charging (REV, Reverse Charging) business.
Background technology
REV is based on the telecommunication service a kind of commonly used in the Circuit-switched conventional telecommunication network, and it allows terminal called, or to be called service terminal be all or part of call payment.
In the 1.256.3 standard of International Telecommunications Union-telecommunication standardization tissue (ITU-T), the REV business that has defined in the integrated services digital network (ISDN) comprises four kinds of situations: Case A, calling terminal with request REV professional ability is at call, request REV business when call setup, terminal called is selected to accept or refusal is born this calling charge; Case B, calling terminal with request REV professional ability is asked the REV business in calling procedure, be the REV of request call remainder, terminal called is selected to accept or refuse to bear the expense of this calling remainder or have to ask the terminal called of REV professional ability to ask the REV business in calling procedure, promptly carries out REV to calling out remainder; Case C, terminal called are before calling out release, and request is the REV of calling all, and before terminal called did not carry out REV, calling terminal chargeed according to prior art; Case D, terminal called are under the situation that does not need terminal called or calling terminal request, for the all-calls that inserts self carries out REV.
At ITU-T Q.956 standard and ITU-T Q.736.3 in the standard, defined REV business docking port signaling on the interface between terminal and the network respectively, be the expansion of Digital Subscriber Signaling No.1, docking port signaling on the interface between network and the network, be the protocol extension of SS7 signaling and based on the realization flow in the Circuit-switched conventional telecommunication network, conventional telecommunication network can be ISDN.
Q.956 the Digital Subscriber Signaling No.1 that defines in the standard at ITU-T expands to: 1) expanded ability (facility) message, for basic rate interface and primary rate (S/T) interface, having increased the counter-rotating request of chargeing (RequestREV), counter-rotating charge indication (REVIndication), ignore terminal (UserIgnored), counter-rotating charging executed parameters such as (REVIsAlreadyRunning), wherein, RequestREV is used for REV request and response, comprises Case parameter, error code and cause value; For primary rate (T) interface, also increased counter-rotating charging T Interface status (REV-T-Status) parameter, its state comprises whole calling (wholeCall) and residue calling (forTheRestOfTheCall); 2) expanded notice (NOTIFY) message, increased the information unit of notice, the REV of the whole calling of 1101110 expressions, the REV that 1101111 expression residues are called out.
Q.736.3 the SS7 signaling that defines in the standard at ITU-T expands to: 1) expanded the counter-rotating request of setting up (REVCallingReqSetup) of chargeing of calling out, be used for Case A, wherein, required parameter comprises transfer request (transferRequested) and calling terminal number (callingUserNumber), and response parameter comprises account transfer response (transferAccepted) and called terminal number (calledUserNumber); 2) expand calling counter-rotating charging and set up function (REVCallingReqActive), be used for Case B, the situation of caller request REV, wherein, required parameter comprises transferRequested and callingUserNumber, and response parameter comprises transferAccepted and calledUserNumber; 3) having expanded counter-rotating charges by call request (REVCalledRequest), be used for Case B, the situation of called request REV, and CaseC, among the Case D, wherein, required parameter comprises transferRequested, calledUserNumber and calling remainder (partialCallOnly), and response parameter comprises transferAccepted, callingUserNumber and duration (duration).
ITU-T Q.736.3 standard has also defined two kinds of charging ways in the REV business: first kind, the pattern of not transferring accounts (Non-transfer mode) behind the REV, still in the Calling Side network billing, but is billed to terminal called; Second kind, account transfer pattern (Transfer mode), behind the REV, the Calling Side network does not charge, and arrives terminal called in the callee side network billing.
TransferReqeusted and transferAccepted are used for consulting whether to adopt transfer mode mode, only all support under the situation of Transfer Mode at Calling Side network and callee side network, just use transfer mode mode, the process of consulting comprises: in the situation of Case A or Case B calling terminal request REV, if Calling Side network support transfer is mode, the Calling Side network will carry transferReqeusted and callingUserNumber parameter in REVCallingReqSetup or REVCallingReqActive message, if the callee side network is selected transfer mode, to in return messages, carry transferAccepted, if the callee side network is selected non-transfer mode, will in return messages, carry calledUserNumber; Under the situation of Case B terminal called request REV, among Case C and the Case D, the callee side network carries transferReqeusted and calledUserNumber parameter in REVCalledRequest message, if the Calling Side network is selected transfermode, to in return messages, carry transferAccepted, if the Calling Side network is selected non-transfer mode, will in return messages, carry callingUserNumber.
PartialCallOnly is used under the situation of Case B terminal called request REV, and indication is only carried out REV to calling out rest parts; Duration is used for Case C, if adopt transfer mode mode behind REV, the Calling Side network will be called out the time announcement callee side network that takes place by this parameter.
Below respectively to ITU-T Q.956 the process that in Case A, Case B, Case C and Case D, realizes REV Q.736.3 described in the standard of standard and ITU-T describe.
Fig. 1 is prior art realizes the method embodiment one of REV in Case A a flow chart, and the network entity that relates to has the calling terminal that makes a call, and is expressed as calling party (Calling user); Called terminal called is expressed as called party (Called user); And the network between Calling user and the Calleduser (Network), Called user accepts the REV request among this embodiment, and its concrete steps are:
Step 100, Calling user send call setup (SETUP) message, and this message is chargeed for counter-rotating and asked invitation message (RequestREV INV), indication Case A among the RequestREV INV.
Step 101, Calling user place network side check whether the REV business intercommunication is supported, whether the SS7 signaling condition such as supports, by after, send initial address message (IAM) by Network, IAM is REVCallingReqSetup, to Called user place network side.
Whether step 102, Called user place network side inspection Called user have contracted REV, whether have activated REV business etc., check by the back and transmit RequestREV INV to Called user.
Step 103, Called user accept the REV request, send connection message (CONNECT), and CONNECT is counter-rotating charging request response (RequestREV RR).
Step 104, Called user place network side are received RequestREV RR, send response message (ANM) to Calling user place network side, and this ANM is REVCallingReqSetup, and begins Called user is chargeed.
Step 105, Calling user place network side are received ANM, finish call proceeding, and this calling will not chargeed to Calling user.
Fig. 2 is prior art realizes the method embodiment two of REV in Case A a flow chart, and Called user does not accept the REV request among this embodiment, and its concrete steps are:
Step 200, Calling user send SETUP message, and this message is RequestREV INV, indication Case A among the RequestREV INV.
Step 201, Calling user place network side check whether the REV business intercommunication is supported, whether the SS7 signaling condition such as supports, by after, send IAM by Network, IAM is REVCallingReqSetup, to Called user place network side.
Whether step 202, Called user place network side inspection Called user have contracted REV, whether have activated REV business etc., check by the back and transmit RequestREV INV to Called user.
Step 203, Called user refusal REV request send to discharge and finish (RELEASECOMPLETE) message, and this message is RequestREV RE, can carry error code (rejectedByUser) and failure cause (Facility rejected).
Step 204, Called user place network side are received RequestREV RE, send release message (REL), and this message is REVCallingReqSetup, to Calling user place network side, carry rejectedByUser and Facility rejected.
Step 205, Calling user place network side receive REVCallingReqSetup, send to disconnect to Calling user to connect (DISCONNECT) message, carry rejectedByUser and Facility rejected.
Fig. 3 is prior art realizes the method embodiment of REV in Case B a flow chart, and Calling user initiates the REV request among this embodiment, and its concrete steps are:
In step 300, the calling procedure, Calling user sends facility, and this message is RequestREVINV, indication Case B among the RequestREV INV.
Whether step 301, the network side inspection of Calling user place are called out and are activated, whether the REV business intercommunication allows, and whether the SS7 signaling supports whether the REV business has been moved etc., by after, send REVCallingReqActive message to Called user place network side by Network.
Whether step 302, Called user place network side are checked the Called user REV that whether contracted, call out to activate etc., check by transmitting facility to Called user in the back, and start the counter-rotating charging and ignore (REV ignore (T-rev)) timer.
If step 303a, Called user accept the REV request, send RequestREV RR, change step 304a over to.
If step 303b, Called user refusal REV request sends RequestREV RE, carry rejectedByUser and Facility rejected, change step 304b over to.
If step 304a, Called user place network side are received RequestREV RR, send REVCallingReqActive to Calling user place network side, and stop the T-rev timer, if Calling user place network side adopts transfer mode, ensuing call charging is undertaken by Calleduser place network side, be billed to Called user, change step 305a over to.
If step 304b, Called user place network side are received RequestREV RE, send REVCallingReqActive to Calling user place network side, carry rejectedByUser and Facility rejected, and stop the T-rev timer, call out unaffectedly, change step 305b over to.
If step 304c, Called user place network side do not receive any message that Called user sends in the T-rev timer expiry, then send REVCallingReqActive to Callinguser place network side, carry userIgnored.
If step 305a, Calling user place network side are received REVCallingReqActive, stop to charge to Calling user, send RequestREV RR to Calling user, if Calling user place network side adopts non-transfer mode, the calling of the residue that then will accumulate be billed to Calleduser.
If step 305b, Calling user place network side are received REVCallingReqActive, carry rejectedByUser and Facility rejected, transmit RequestREV RE to Calling user, call out unaffected.
Fig. 4 is prior art realizes the method embodiment of REV in Case B a flow chart, and Called user initiates the REV request among this embodiment, and its concrete steps are:
In step 400, the calling procedure, Called user sends RequestREV INV, indication Case B among the RequestREVINV.
Whether step 401, the network side inspection of Called user place are called out and are activated, whether the REV business intercommunication allows, whether the SS7 signaling is supported, whether REV has moved etc., by after, send REVCalledRequest to Calling user place network side, carry partialCallOnly in the message, indication REV only calls out effectively residue.
After step 402, Calling user place network side are received REVCalledRequest, stop to charge to Calling user, send affirmation (NOTIFY) message to Calling user, the REV that the indication residue is called out, send REVCalledRequest to Called user place network side, if Calling user place network side adopts non-transfer mode, be billed to Calleduser with what the residue of accumulation was called out.
After step 403, Called user place network side are received REVCalledRequest, return RequestREV RR message,, subsequent voice calls is billed to Called user if Calling user place network side adopts transfermode to Calleduser.
Fig. 5 is prior art realizes the method embodiment of REV in Case C a flow chart, and its concrete steps are:
In step 500, the calling procedure, Called user sends RequestREV INV, indication Case C among the RequestREVINV.
Whether step 501, the network side inspection of Called user place are called out and are activated, and whether the REV business intercommunication allows, and whether the SS7 signaling support, whether REV has moved etc., by after, send REVCalledRequest to Calling user place network side.
After step 502, Calling user place network side are received REVCalledRequest, the full payment of this calling is billed to Callde user, send NOTIFY to Calling user, indicate the REV of whole calling, send REVCalledRequest to Called user place network side, if Calling user place network side adopts transfer mode, also carry duration in the message, indicate this to call out the time of taking place.
After step 503, Called user place network side are received REVCalledRequest, return RequestREV RR message to Calldeuser, if Calling user place network side adopts transfermode, with whole call charging to Called user.
Fig. 6 is prior art realizes the method embodiment of REV in Case C a flow chart, and its concrete steps are:
Step 600, Calling user send SETUP, and Calling user place network side sends IAM message to Called user place network side.
Step 601, Called user place network side inspection Called user's REV have contracted, and send REVCalledRequest to Calling user place network side.
After step 602, Calling user place network side are received REVCalledRequest, send REVCalledRequest to Calleduser place network side, if Calling user place network side adopts non-transfer mode, after calling out beginning, Calling user place network side with whole call charging to Called user.
After step 603, Called user place network side are received REVCalledRequest, send SETUP message to Calleduser, carry REVIndication in the message, if Calling user place network side adopts transfer mode, after calling out beginning, Called user place network side with whole call charging to Called user.
Step 604, Called user accept this calling, send CONNECT to Called user place network side.
Step 605, Called user place network side are received CONNECT, send ANM to Callinguser place network side.
Step 606, Calling user place network side are received ANM, send CONNECT to Calling user, indicate this to call out whole REV in the message.
The described method of Fig. 1, Fig. 2, Fig. 3, Fig. 4, Fig. 5 and Fig. 6 only is only applicable to based on Circuit-switched conventional telecommunication network, and can't be applicable to packet telecommunications network.Continuous maturation along with group technology, towards the broadband telecommunication network development based on packet switching, using conversation initialized protocol (SIP) signaling then is one of trend of current techniques development as the call control signalling of packet telecommunications network based on Circuit-switched conventional telecommunication network.REV is as a business of having popularized in conventional telecommunication network, also need to be applied in the packet telecommunications network, promptly adopt the SIP signaling in packet telecommunications network, to realize REV, but, because the applied environment of REV changes, in packet telecommunications network, also will change inevitably as the REV that provides for sip terminal in the network of future generation (NGN), as in conventional telecommunication network, only calling terminal is chargeed usually, and terminal called does not charge, the REV business is signatory by terminal called usually, and in NGN, in some scene, can all charge the professional situation about existing of REV to the calling and called terminal by the calling and called terminal unit contractual.Further, consider the evolution of communication network, the REV business also must be supported the situation that sip terminal in the packet telecommunications network and the terminal in the conventional telecommunication network communicate.
Vertical the above, can't in packet telecommunications network, realize the REV business at present, further, realization REV business when sip terminal that can't be in packet telecommunications network and the terminal in the conventional telecommunication network are called out.
Summary of the invention
In view of this, main purpose of the present invention is to provide a kind of system that realizes the REV business in packet network, and this system can realize the REV business in packet telecommunications network.
The present invention also provides a kind of method that realizes the REV business in packet network, this method can realize REV in packet telecommunications network, realize the REV business when further, sip terminal in packet telecommunications network and the terminal in the conventional telecommunication network are called out.
The present invention also provides a kind of device of realizing the REV business in packet network, i.e. REV business unit, and this device is arranged in the packet telecommunications network, can make packet telecommunications network realize the REV business.
According to above-mentioned purpose, technical scheme of the present invention is achieved in that
A kind of system that in packet network, realizes the REV business, this system comprises: carry out the REV Service Control Unit of the professional control of REV, REV Service Control Unit and calling conversation control unit are carried out Session initiation protocol SIP message and are carried out interacting message with the charging processing module.
A kind of method that in packet network, realizes the REV business, this method comprises:
Calling terminal place network sends to terminal called place network and carries the sip message of REV information, and the REV information that the network based sip message in terminal called place carries determines to carry out REV;
Perhaps terminal called place network sends to calling terminal place network and carries the sip message of REV information, and the REV information that the network based sip message in calling terminal place carries determines to carry out REV.
After described terminal called place network was determined to carry out REV, this method also comprised:
Terminal called place network sends to calling terminal place network and carries the sip message of REV information, and the REV information that the network based sip message in calling terminal place carries determines to carry out REV;
After described calling terminal place network was determined to carry out REV, this method also comprised:
Calling terminal place network sends to terminal called place network and carries the sip message of REV information, and the REV information that the network based sip message in terminal called place carries determines to carry out REV.
A kind of method that in packet network, realizes the REV business, this method comprises:
Send the message of carrying REV information based on Circuit-switched communication network to packet telecommunications network, packet telecommunications network determines to carry out REV according to the REV information of this message;
Perhaps packet telecommunications network determines carry out REV based on Circuit-switched communication network according to the REV information of this message to sending the message of carrying REV information based on Circuit-switched communication network.
Described packet telecommunications network is determined to carry out after the REV, and this method also comprises: packet telecommunications network determines carry out REV based on Circuit-switched communication network according to the REV information of this message to sending the message of carrying REV information based on Circuit-switched communication network;
Describedly determine to carry out after the REV based on Circuit-switched communication network, this method also comprises: send the message of carrying REV information based on Circuit-switched communication network to packet telecommunications network, packet telecommunications network determines to carry out REV according to the REV information of this message.
A kind of REV Service Control Unit, this unit comprises: SIP processing module, REV business logic processing module and REV notification module, wherein,
The SIP processing module is used to receive the sip message from calling conversation control unit, sends to REV business logic processing module after the parsing; Perhaps, generate sip message, send to calling conversation control unit according to the result of REV business logic processing module;
REV business logic processing unit is used for the terminal unit contractual REV information according to the sip message after the parsing that receives from the SIP processing module and self storage, and actuating logic is handled, and result is notified to SIP processing module and REV notification module;
After the REV notification module was used to receive the notice of REV business logic processing module transmission, notice charging processing module was carried out REV.
From such scheme as can be seen, system and method provided by the invention can be carried in the sip message REV information and sends, thereby realize in packet data network: when call setup, request of caller sip terminal or indication called SIP terminal are paid, the request of caller sip terminal is called SIP terminal paying, called SIP terminal request or indicate the caller sip terminal to pay or the called SIP terminal request is paid for the caller sip terminal; In the communication process of this calling, caller sip terminal request caller sip terminal is paid or called SIP terminal is paid or called SIP terminal request caller sip terminal is paid or called SIP terminal is paid, thereby realizes the REV business in packet telecommunications network.
Further, sip terminal in packet telecommunications network is with based on the terminal communication in the Circuit-switched communication network time, gateway control unit in the packet telecommunications network can be converted to the sip message that carries REV information the message of carrying REV information based on Circuit-switched communication network support, or will be to carry the sip message of REV information based on the message conversion of carrying REV information of Circuit-switched communication network support, thereby realize: when call setup, calling terminal request called SIP terminal is paid or caller sip terminal request terminal called is paid; In the communication process of this calling, calling terminal request called SIP terminal is paid, and caller sip terminal request terminal called is paid, the terminal called request is paid for the caller sip terminal or the called SIP terminal request is that calling terminal is paid; When this calling was not carried out, terminal called is redefined for the paying of caller sip terminal or called SIP terminal is redefined for the calling terminal paying.
Description of drawings
Fig. 1 is prior art realizes the method embodiment one of REV in Case A a flow chart;
Fig. 2 is prior art realizes the method embodiment two of REV in Case A a flow chart;
Fig. 3 is prior art realizes the method embodiment of REV in Case B a flow chart;
Fig. 4 is prior art realizes the method embodiment of REV in Case B a flow chart;
Fig. 5 is prior art realizes the method embodiment of REV in Case C a flow chart;
Fig. 6 is prior art realizes the method embodiment of REV in Case C a flow chart;
Fig. 7 realizes the system configuration schematic diagram of REV business in packet network for the present invention;
Fig. 8 realizes the system configuration embodiment schematic diagram of REV business in packet network for the present invention;
Fig. 9 realizes the flow chart of the method embodiment one of REV business in packet telecommunications network for the present invention;
Figure 10 realizes the flow chart of the method embodiment two of REV business in packet telecommunications network for the present invention;
Figure 11 realizes the flow chart of the method embodiment three of REV business in packet telecommunications network for the present invention;
Figure 12 realizes the flow chart of the method embodiment four of REV business in packet telecommunications network for the present invention;
Figure 13 realizes the flow chart of the method embodiment five of REV business in packet telecommunications network for the present invention;
Figure 14 realizes the flow chart of the method embodiment six of REV business in packet telecommunications network for the present invention;
Figure 15 realizes the flow chart of the method embodiment seven of REV business in packet telecommunications network for the present invention;
Figure 16 realizes the flow chart of the method embodiment eight of REV business in packet telecommunications network for the present invention;
Figure 17 realizes the flow chart of the method embodiment nine of REV business in packet telecommunications network for the present invention;
Figure 18 realizes the flow chart of the method embodiment ten of REV business in packet telecommunications network for the present invention;
Figure 19 realizes the flow chart of the method embodiment 11 of REV business in packet telecommunications network for the present invention;
Figure 20 realizes the flow chart of the method embodiment 12 of REV business in packet telecommunications network for the present invention;
Figure 21 realizes the flow chart of the method embodiment 13 of REV business for the present invention;
Figure 22 realizes the flow chart of the method embodiment 14 of REV business for the present invention;
Figure 23 realizes the flow chart of the method embodiment 15 of REV business for the present invention;
Figure 24 realizes the flow chart of the method embodiment 16 of REV business for the present invention;
Figure 25 realizes the flow chart of the method embodiment 17 of REV business for the present invention;
Figure 26 realizes the flow chart of the method embodiment 18 of REV business for the present invention;
Figure 27 realizes the flow chart of the method embodiment 19 of REV business for the present invention;
Figure 28 realizes the flow chart of the method embodiment 20 of REV business for the present invention.
Embodiment
In order to make the purpose, technical solutions and advantages of the present invention clearer, below lift specific embodiment and, the present invention is described in more detail with reference to accompanying drawing.
The present invention proposes the system that in packet network, realizes the REV business, as shown in Figure 7, Fig. 7 realizes the system configuration schematic diagram of REV business in packet network for the present invention, this system comprises calling conversation control unit 101, carry out message by the E2 interface between the calling conversation control unit, calling conversation control unit 101 is carried out interacting message by E1 interface and its sip terminal of administering 100, carry out interacting message by E3 interface and REV Service Control Unit 102, and carry out interacting message by E7 interface and charging processing module, REV Service Control Unit 102 can also by the E7 interface directly and the charging processing module carry out interacting message.
Wherein, calling conversation control unit 101 provides functions such as calling control and route continue for the sip terminal 100 of being administered, the sip terminal of being administered is toggled to different Service Control Units, and as the REV Service Control Unit, the E2 interface between two calling conversation control unit 101 adopts SIP.
Service Control Unit provides miscellaneous service logic control function, provides REV service logic controlled function as REV Service Control Unit 102 of the present invention.When REV Service Control Unit 102 and calling conversation control unit 101 are the heterogeneous networks entity, between the E3 interface adopt SIP; When REV Service Control Unit 102 and calling conversation control unit 101 are integrated in a network entity, between the E3 interface to adopt SIP or E3 interface be self-defining internal interface.
Charging processing module 103 is collected from the charge information of charge trigger, and produces call detail record (CDR), finishes billing function, and it can adopt real time billing (online charging) mode, also can adopt non real-time charging (offline charging) mode.In the present invention, calling conversation control unit 101 and REV Service Control Unit 102 can be charge trigger, interface between charging processing module 103 and the REV Service Control Unit 102 is for adopting the E7 interface of diameter (Diameter) agreement, and the interface between charging processing module 103 and the calling conversation control unit 101 is for adopting the E7 interface of Session Initiation Protocol or Diameter.Wherein, Diameter is a kind of agreement as authentication.
Sip terminal 100 inserts calling conversation control unit 101 by the E1 interface, and the E1 interface adopts SIP, can be through other network element between sip terminal 100 and calling conversation control unit 101.
In the present invention, the REV Service Control Unit can be made up of SIP processing module, REV business logic processing module and REV notification module.
Wherein, the SIP processing module is carried out interacting message with calling conversation control unit 101 and REV business logic processing module respectively, be used to finish and calling conversation control unit 101 between interface function, the sip message that it receives from calling conversation control unit sends to REV business logic processing module after the parsing; Perhaps, generate sip message, send to calling conversation control unit 101 according to the result of REV business logic processing module.
REV business logic processing unit carries out interacting message with SIP processing module and REV notification module respectively, be used for the REV information of contracting according to the sip message after the parsing that receives from the SIP processing module and user, actuating logic is handled, and result is notified to SIP processing module and REV notification module.
The REV notification module carries out interacting message with REV business logic processing unit and charging processing module respectively, after being used to receive the notice of REV business logic processing module transmission, sends the charging relevant informations to charging processing module 103.The REV Service Control Unit can also further receive the charging relevant information from charging processing module 103.
In the present invention, in order in packet telecommunications network, to support the traditional circuit domain terminal to insert, as shown in Figure 8, this system can also comprise the traditional circuit domain terminal of IAD control unit 107 and its administration, be illustrated as ISDN terminal 108, IAD control unit 107 carries out interacting message with calling conversation control unit 101.
IAD control unit 107 can be different network entities with calling conversation control unit 101, is the E8 interface between the two, and the E8 interface adopts SIP; IAD control unit 107 can also be integrated in the network entity with calling conversation control unit 101, is E4 interface or for self-defining internal interface, the E4 interface adopts SIP between the two.Interface is the E9 interface between IAD control unit 107 and the traditional circuit domain terminal ISDN terminal 108, adopts Digital Subscriber Signaling No.1.
IAD control unit 107 is finished the function of translating between sip message and the DSS1 message, among the present invention, IAD control unit 107 and the traditional circuit domain terminal ISDN terminal 108 common functions that realize the sip terminal 100 that the present invention is above-mentioned, the function of sip terminal in the subsequent embodiment of the present invention can realize on the ISDN terminal in IAD control unit 107 and the conventional telecommunication network 108 equally.
Media gateway controlling unit 104 also is connected with charging processing module 103, between interface for adopting the E7 interface of Diameter.
In the present invention, realize the REV business when calling out for the sip terminal in packet telecommunications network and the terminal in the conventional telecommunication network, as shown in Figure 8, this system can also comprise the terminal 106 based on Circuit-switched communication network 105 and its administration, based on Circuit-switched communication network 105 by media gateway controlling unit 104 respectively calling conversation control unit 101 carry out interacting message, media gateway controlling unit 104 also is connected with charging processing module 103 respectively, between interface for adopting the E7 interface of Diameter.
Wherein, media gateway controlling unit 104 provides the intercommunication controlled function for the mutual calling between packet telecommunications network and the conventional telecommunication network, finishes translating between sip message and the circuit message.Media gateway controlling unit 104 can be different network entities with calling conversation control unit 101, adopts the E4 interface between the two, and the E4 interface adopts SIP; Media gateway controlling unit 104 can also be integrated in the network entity with calling conversation control unit 101, adopts the E4 interface between the two, and the E4 interface adopts SIP or is self-defining internal interface.Media gateway controlling unit 104 and be the E5 interface based on interface between the Circuit-switched communication network 105 adopts the SS7 signaling.
In the present invention, media gateway controlling unit 104 can be the MGCF in the packet telecommunications network (MGCF).
Based on the interface between the Circuit-switched communication network 105 and the terminal 106 of being administered is the E6 interface, adopts Digital Subscriber Signaling No.1.
Above-mentioned IAD control unit 107 or media gateway controlling unit 104 can carry out all or part of translating with the REV business information that is carried on the REV business information in the traditional circuit domain message and be carried in the sip message, when the REV business information in will being carried on the traditional circuit domain message translates to the REV business information that is carried in the sip message, used method can be encapsulation or mapping, encapsulation is meant that the REV business information that will be carried in the traditional circuit domain message remains untouched, or be translated into the textual description mode, be encapsulated in the sip message body, mapping is meant the REV business information parameter that will be carried in the traditional circuit domain message, translates to the REV business information parameter in the sip message.
The present invention also provides a kind of method that realizes the REV business in packet telecommunications network, this method comprises: calling terminal place network sends to terminal called place network and carries the sip message of REV information, and the REV information that the network based sip message in terminal called place carries determines to accept calling terminal or terminal called carries out REV;
Perhaps terminal called place network sends to calling terminal place network and carries the sip message of REV information, and the REV information that the network based sip message in calling terminal place carries determines that calling terminal or terminal called carry out REV.
Method provided by the invention can comprise following 4 kinds of possible realization flows:
First kind, calling terminal place network sends the REV request to terminal called place network, and terminal called place network sends the REV response to calling terminal place network;
Second kind, calling terminal place network sends the REV indication to terminal called place network;
The third, terminal called place network sends the REV request to calling terminal place network, and calling terminal place network sends the REV response to terminal called place network;
The 4th kind, terminal called place network sends the REV indication to calling terminal place network.
The sip terminal of the present invention in the packet telecommunications network REV business of can contracting, in signatory REV business, can also distinguish signatory mode, signatory mode has two kinds: a kind of is perpetual model, do not need request just can carry out the REV business, be equivalent to the Case D in conventional telecommunication network; Another kind is a temporary mode, needs to carry out the REV business after the request, is equivalent to CaseA, Case B and Case C in conventional telecommunication network.
Below lift the specific embodiment explanation in packet telecommunications network, provide the implementation procedure of REV business, those skilled in the art how can learn according to each following embodiment to sip terminal and provide REV business for sip terminal.
Certainly, sip terminal also can be seen IAD control unit and ISDN terminal as.
Need to prove that the process that the specific embodiment among the present invention only carries out for outstanding inventive point of the present invention is not represented the professional control flow of a complete calling and REV, does not have exhaustive all possible branch flow process yet.
The described method of Fig. 9～Figure 13 is first kind of realization flow of the above-mentioned proposition of the present invention, and promptly calling terminal place network sends the REV request to terminal called place network, and terminal called place network sends the REV response to calling terminal place network.
Fig. 9 realizes the flow chart of the method embodiment one of REV business in packet telecommunications network for the present invention, calling terminal and terminal called all are sip terminals, the signatory REV of caller sip terminal is professional and be perpetual model, the network entity that this method relates to comprises: the caller sip terminal, the calling conversation control unit A of administration caller sip terminal, the REV Service Control Unit A that call accepted Session Control Unit A triggers, called SIP terminal, the calling conversation control unit B of administration called SIP terminal, the REV Service Control Unit B that call accepted Session Control Unit B triggers, its concrete steps are:
Step 900, caller sip terminal make a call, and send SIP visit (SIP INVITE) message to calling conversation control unit A.
Step 901, calling conversation control unit A transmit the SIP INVITE to REV Service Control Unit A.
Step 902, REV Service Control Unit A determine that contracted REV business and signatory mode of caller sip terminal is perpetual model, then in the SIP INVITE, carry the REV request, the SIP INVITE that has carried the REV request is sent to calling conversation control unit A.
The process of carrying the REV request in the SIP INVITE is: carry P-REV-Header:rev-type=rev-request in the P-REV-Header territory at the SIP INVITE; Charging-subscriber=sipuser-A@originatingnetwork.com, wherein sipuser-A@originatingnetwork.com is the sign of caller sip terminal, expression REV request comes to be this call payment by the caller sip terminal.
REV Service Control Unit A can also increase other parameter in the P-REV-Header territory, as transfer mode, be used to consult the charging way of REV.
REV Service Control Unit A also can call out at this and carry the REV request in other follow-up sip messages, as carrying in information (INFO), updating message (UPDATE), response message (ACK) and the response message.
Step 903, calling conversation control unit A transmit the SIP INVITE that has carried the REV request to calling conversation control unit B.
Step 904, calling conversation control unit B forwarding have been carried the SIP INVITE of REV request to REV Service Control Unit B.
In this step, REV Service Control Unit B judges whether called SIP terminal place network side supports REV, if do not support, refuse this calling, send refuse information to calling conversation control unit B, this message is carried response parameter and is in the P-REV-Header territory: P-REV-Header:rev-type=rev-response; Error-info=" rejectedByNetwork "; If support, then the REV request of carrying according to the SIP INVITE determines that the caller sip terminal will be this call payment, and the charging processing module of notice called SIP terminal place network is billed to the caller sip terminal with the cost of the phone call of this calling.
In order between REV Service Control Unit B and charging processing module, to transmit the REV request, can expand existing Diameter message, as increasing a Reverse-Charging AVP in Diameter message, carry whether the REV business activates and this calls out the information of whether carrying out REV, it is REV charging indication information, for example: 0 or No represent that the REV business does not activate, the call meters of this calling adopts existing mode; 1 or Yes represent the REV activation of service, the call meters of this calling carries out REV.
The present invention also can transmit the REV request by other method to the Diameter extension of message, as increasing a Charging-Party-Address AVP in Diameter message, the value type is UTF8String, the sign of expression charging sip terminal, i.e. charge number information.
Step 905, REV Service Control Unit B send the SIP INVITE to calling conversation control unit B, do not carry the REV request in the message, and carry the REV indication, are used to notify called SIP terminal, and the caller sip terminal will be this call payment.
The process that the SIP INVITE carries the REV indication is: carry P-REV-Header:rev-type=rev-indication in the P-REV-Header territory of SIP INVITE; Charging-subscriber=" sipuser-A@originatingnetwork.com ".
REV Service Control Unit B also can call out at this and carry the REV indication in other follow-up sip messages, as carrying in INFO, UPDATE, ACK and the response message.
The SIP INVITE that step 906, calling conversation control unit B will carry the REV indication is transmitted to called SIP terminal.
Step 907, called SIP terminal send Temporary Response to calling conversation control unit B, and beginning is carried out media resource with the caller sip terminal and consulted.
Temporary Response can adopt existing sip message, as Temporary Response 183.
Step 908, calling conversation control unit B transmit Temporary Response to REV Service Control Unit B.
Step 909, REV Service Control Unit B carry the REV response in Temporary Response, the REV request of caller sip terminal has been accepted in expression, and the Temporary Response that carries the REV response is sent to calling conversation control unit B.
The process of carrying the REV response at Temporary Response is: carry P-REV-Header:rev-type=rev-response in the P-REV-Header header field; Charging-subscriber=" sipuser-A@originatingnetwork.com.
REV Service Control Unit B also can call out at this and carry the REV response in other follow-up sip messages, as carrying in INFO, UPDATE, ACK and the response message.
Step 910, calling conversation control unit B transmit the Temporary Response that carries the REV response and arrive calling conversation control unit A.
Step 911, calling conversation control unit A forwarding are carried the Temporary Response of REV response to REV Service Control Unit A, the REV response that REV Service Control Unit A carries according to Temporary Response, judge whether called SIP terminal place network side has accepted the REV request, if, the charging processing module of REV Service Control Unit A notice caller sip terminal place network is billed to the caller sip terminal with the cost of the phone call of this calling.
Step 912, REV Service Control Unit A send Temporary Response to calling conversation control unit A, and the REV response is not carried in this response, and carries the REV indication, is used to notify the caller sip terminal, is this call payment.
The process of carrying the REV indication at Temporary Response is: carry P-REV-Header:rev-type=rev-indication in the P-REV-Header header field; Charging-subscriber=" sipuser-A@originatingnetwork.com ".
REV Service Control Unit A also can call out at this and carry the REV indication in other follow-up sip messages, as carrying in INFO, UPDATE, ACK and the response message.
Step 913, calling conversation control unit A transmit the Temporary Response that has carried the REV indication and arrive the caller sip terminal.
The method that step 914～step 920, caller sip terminal and called SIP terminal provide according to existing packet telecommunications network is finished media resource negotiation and resource reservation, called SIP terminal off-hook, is sent the process that 200OK begins to converse to caller sip terminal, caller sip terminal and called SIP terminal, and this calling will be billed to the caller sip terminal.
In the present embodiment, in order to carry REV request, REV indication or REV response in sip message, need expand existing sip message, increase the P-REV-Header territory, it is defined as:
P-REV-Header＝″P-REV-Header″HCOLON rev-type*(SEMI rev-params)
rev-type＝″rev-type″EQUAL rev-type-value
rev-type-value＝″rev-request″/″rev-response″/″rev-indication″
rev-params＝charging-subscriber/partial-call/transfer-mode/duration/error-info/generic-param
charging-subscriber＝″charging-subscriber″EQUAL LDQUOT charging-uriRDQUOT
charging-uri＝addr-spec
partial-call＝″partial-call″EQUAL partial-call-value
partial-call-value＝″whole-call″/″rest-of-call″
transfer-mode＝″transfer-mode″EQUAL transfer-mode-value
transfer-more-value＝″transfer″/″non-transfer″
duration＝″call-start-time″EQUAL SIP-date
SIP-date＝rfc1123-date
error-info＝″error-info″EQUAL error-info-value
error-info-value＝″userNotSubscribed″/″rejectedByNetwork″/″rejectedByUser″/″notAvailable″/″isvalidCallState″ /″basicServiceNotProvided″/″supplementaryServiceInteractionNotAllowed″/″resourceUnavailable″/″proceduralError″/″UserIgnored″/″REVIsAlreadyRunning″
Wherein, rev-tyep is the REV parameter type, mandatory parameter, and being used for distinguishing is REV request, response or indication, the REV Service Control Unit only when receiving or send the REV response, just activates the REV business; Charging-subscriber is the REV terminal iidentification, it is the request unified resource identifier of billing terminal behind the REV, it can be the sign of caller sip terminal, also can be the sign of called SIP terminal, acquiescence is defined as the sign of called SIP terminal, this parameter is an expansion to conventional telecommunication network REV business demand, except above-mentioned direct sign with calling terminal and terminal called is come the assignment, can also only indicate calling terminal (calling) or terminal called (called), as: charging-subscriber=" calling "/" called "
Paritcal-call determines the REV scope, can whole calling REV, and perhaps residue is called out REV, and acquiescence being defined as whole calling REV; Transfer-mode is the REV charging way, comprises transfermode and non-transfer mode, is used for and the conventional telecommunication network intercommunication, and acquiescence is defined as non-transfer mode; Duration is used at calling procedure, initiates the REV of whole calling, and the REV charging way is transfer mode, carries the time started of calling; Error-info provides wrong return code.
Follow-up other embodiment also will expand with reference to above-mentioned sip message and realize.
In order in sip message, to carry REV request, REV indication or REV response, the present invention also can adopt other SIP extended modes that existing sip message is expanded, when asking as carry REV at sip message, increase header field in sip message, its header field is defined as:
P-REV-Request＝″P-REV-Request″HCOLON rev-req-params*(SEMIrev-req-params)
rev-req-params＝charging-subscriber/partial-call/transfer-mode/duration/generic-param
charging-subscriber＝″charging-subscriber″EQUAL LDQUOT charging-uriRDQUOT
partial-call＝″partial-call″EQUAL partial-call-value
partial-call-value＝″whole-call″/″rest-of-call″
transfer-mode＝″transfer-mode″EQUAL transfer-mode-value
transfer-more-value＝″transfer″/″non-transfer″
duration＝″call-start-time″EQUAL SIP-date
SIP-date＝rfc1123-date
Wherein, identical in example in the implication of charging-subscriber, partial-call, transfer-mode, duration and the present invention.
When sip message carries the REV response, in sip message, increase header field, its header field is defined as:
P-REV-Response＝″P-REV-Response″HCOLON rev-rsp-params*(SEMIrev-rsp-params)
rev-rsp-params＝charging-subscriber/partial-call/transfer-mode/duration/generic-param
charging-subscriber＝″charging-subscriber″EQUAL LDQUOT charging-uriRDQUOT
partial-call＝″partial-call″EQUAL partial-call-value
partial-call-value＝″whole-call″/″rest-of-call″
trahsfer-mode＝″transfer-mode″EQUAL transfer-mode-value
transfer-more-value＝″transfer″/″non-transfer″
duration＝″call-start-time″EQUAL SIP-date
SIP-date＝rfc1123-date
Wherein, identical in example in the implication of charging-subscriber, partial-call, transfer-mode, duration and the present invention.
When sip message carries the REV indication, in sip message, increase header field, its header field is defined as:
P-REV-Indication＝″P-REV-Indication″HCOLON rev-ind-params*(SEMIrev-ind-params)
rev-ind-params＝charging-subscriber/partial-call/transfer-mode/duration/generic-param
charging-subscriber＝″charging-subscriber″EQUAL LDQUOT charging-uriRDQUOT
partial-call＝″partial-call″EQUAL partial-call-value
partial-call-value＝″whole-call″/″rest-of-call″
transfer-mode＝″transfer-mode″EQUAL transfer-mode-value
transfer-more-value＝″transfer″/″non-transfer″
duration＝″call-start-time″EQUAL SIP-date
SIP-date＝rfc1123-date
Wherein, identical in example in the implication of charging-subscriber, partial-call, transfer-mode, duration and the present invention.
Figure 10 realizes the flow chart of the method embodiment two of REV business for the present invention in packet telecommunications network, the calling and called terminal all be a sip terminal, contract REV business and be temporary mode of caller sip terminal, and its concrete steps are:
Step 1000, caller sip terminal make a call, and send the SIP INVITE to calling conversation control unit A, carry the REV request in the SIP INVITE, are used for activating the REV business temporarily.
The process of carrying the REV request in the SIP INVITE is: carry P-REV-Header:rev-type=rev-request in the P-REV-Header territory; Charging-subscriber=sipuser-A@originatingnetwork.com, wherein, " sipuser-A@originatingnetwork.com " is the sign of caller sip terminal, the expression request comes to be this call payment by the caller sip terminal.
Certainly, in the REV request, can also carry charge mode, as carry transfer mode.
Step 1001, calling conversation control unit A forwarding are carried the SIP INVITE of REV request to REV Service Control Unit A.
After step 1002, REV Service Control Unit A determine to have contracted the caller sip terminal REV business and signatory mode be temporary mode, the SIP INVITE that carries the REV request is forwarded to calling conversation control unit A.
In this step,, then send refusal SIP INVITE, stop this calling to calling conversation control unit A if the REV Service Control Unit judges that not signatory REV business of caller sip terminal and signatory mode are not temporary mode.
Step 1003, calling conversation control unit A transmit the SIP INVITE that carries the REV request and arrive calling conversation control unit B.
Step 1004, calling conversation control unit B forwarding are carried the SIP INVITE of REV request to REV Service Control Unit B.
REV Service Control Unit B judges whether called SIP terminal place network supports REV, if do not support, refuse this calling, send the 4xx refuse information, and in the P-REV-Header territory of 4xx refuse information, carry P-REV-Header:rev-type=rev-response; Error-info=" rejectedByNetwork "; If support, according to the REV request that the SIP INVITE carries, determine that the request of caller sip terminal is this call payment, the charging processing module of notice called SIP terminal place network is billed to the caller sip terminal with the cost of the phone call of this calling.
Step 1005, REV Service Control Unit B send the SIP INVITE to calling conversation control unit B, do not carry the REV request in this message, but carry the REV indication, are used to notify called SIP terminal, and the caller sip terminal will be this call payment.
The process of carrying the REV indication in the SIP INVITE is: carry P-REV-Header:rev-type=rev-indication in the P-REV-Header territory; Charging-subscriber=" sipuser-A@originatingnetwork.com ".
REV Service Control Unit B also can call out in other follow-up message at this, and as INFO, UPDATE carries the REV indication in ACK and the response message.
Step 1006, calling conversation control unit B transmit the SIP INVITE that carries the REV indication and arrive called SIP terminal.
Step 1007, called SIP terminal send Temporary Response to calling conversation control unit B, and as Temporary Response 183, beginning and caller sip terminal carry out media resource to be consulted.
Step 1008, calling conversation control unit B transmit this Temporary Response to REV Service Control Unit B.
Step 1009, REV Service Control Unit B carry the REV response in Temporary Response, the REV request of caller sip terminal has been accepted in expression, and the Temporary Response that carries the REV response is sent to calling conversation control unit B.
The process of carrying the REV response at Temporary Response is: carry P-REV-Header:rev-type=rev-response in the P-REV-Header header field; Charging-subscriber=" sipuser-A@originatingnetwork.com.
REV Service Control Unit B also can call out at this and carry the REV response in other follow-up sip messages, as carrying in INFO, UPDATE, ACK and the response message.
Step 1010, calling conversation control unit B transmit the Temporary Response that carries the REV response and arrive calling conversation control unit A.
Step 1011, calling conversation control unit A forwarding are carried the Temporary Response of REV response to REV Service Control Unit A, the REV response that REV Service Control Unit A carries according to Temporary Response, judge whether called SIP terminal place network side has accepted the REV request, if, the charging processing module of REV Service Control Unit A notice caller sip terminal place network is billed to the caller sip terminal with the cost of the phone call of this calling.
Step 1012, REV Service Control Unit A send the Temporary Response that carries the REV response and arrive calling conversation control unit A.
Step 1013, calling conversation control unit A send the Temporary Response that has carried the REV indication and arrive the caller sip terminal, and the REV indication that the caller sip terminal carries according to Temporary Response message determines that it is this call payment that called SIP terminal has been accepted the caller sip terminal.
The method that step 1014～step 1020, caller sip terminal and called SIP terminal provide according to existing packet telecommunications network is finished media resource negotiation and resource reservation, called SIP terminal off-hook, is sent the process that 200OK begins to converse to caller sip terminal, caller sip terminal and called SIP terminal, and this calling will be billed to the caller sip terminal.
Figure 11 realizes the flow chart of the method embodiment three of REV business for the present invention in packet telecommunications network, the calling and called terminal all be a sip terminal, contract REV business and be temporary mode of called SIP terminal, and its concrete steps are:
Step 1100, caller sip terminal make a call, and send the SIP INVITE to calling conversation control unit A, carry the REV request in the SIP INVITE, are used for activating the REV business temporarily.
The process of carrying the REV request in the SIP INVITE is: carry P-REV-Header:rev-type=rev-request in the P-REV-Header territory; Charging-subscriber=sipuser-B@originatingnetwork.com, wherein, " sipuser-B@originatingnetwork.com " is the sign of called SIP terminal, the expression request comes to be this call payment by called SIP terminal.
Step 1101, calling conversation control unit A forwarding are carried the SIP INVITE of REV request to REV Service Control Unit A.
Step 1102, REV Service Control Unit A determine the paying of caller sip terminal requirement called SIP terminal, and the SIP INVITE that carries the REV request is forwarded to calling conversation control unit A.
Step 1103, calling conversation control unit A transmit the SIP INVITE that carries the REV request and arrive calling conversation control unit B.
Step 1104, calling conversation control unit B forwarding are carried the SIP INVITE of REV request to REV Service Control Unit B.
REV Service Control Unit B judges that whether contracted REV business and signatory mode of called SIP terminal is temporary mode, if transmit the SIP INVITE; Otherwise, refuse this calling, send the 4xx refuse information, and in the P-REV-Header territory of 4xx refuse information, carry P-REV-Header:rev-type=rev-response; Error-info=" userNotSubscribed ".
Step 1105, REV Service Control Unit B send the SIP INVITE that carries the REV request and arrive calling conversation control unit B.
Step 1106, calling conversation control unit B transmit the SIP INVITE that carries the REV request and arrive called SIP terminal.
The REV request that called SIP terminal is carried according to the SIP INVITE determines that caller sip terminal request called SIP terminal is this call payment.
Step 1107, called SIP terminal and caller sip terminal carry out media resource to be consulted, and after the resource reservation success, the called SIP terminal off-hook sends 200OK message to calling conversation control unit B.
In this calling, called SIP terminal selects to accept, refuse or ignored the REV request of caller sip terminal, carries the REV response and represented in the 200OK response message.
If called SIP terminal has been accepted the REV request of caller sip terminal, then P-REV-Header:rev-type=rev-request is carried in the P-REV-Header territory in the 200OK message; Charging-subscriber=sipuser-B@terminatingnetwork.com.
If called SIP terminal has been refused the REV request of caller sip terminal, then P-REV-Header:rev-type=rev-response is carried in the P-REV-Header territory in the 200OK message; Error-info=" rejectedByUser ".
If called SIP terminal has been ignored the REV request of caller sip terminal, then P-REV-Header:rev-type=rev-response is carried in the P-REV-Header territory in the 200OK message; Error-info=" UserIgnored ".
Step 1108, calling conversation control unit B transmit the 200OK message of carrying the REV response and arrive REV Service Control Unit B.
REV Service Control Unit B determines the REV response that 200OK message is carried: if this response expression called SIP terminal has been accepted the REV request of caller sip terminal, the charging processing module of REV Service Control Unit B notice called SIP terminal place network is billed to called SIP terminal with the cost of the phone call of this calling.
Step 1109, REV Service Control Unit B forwarding are carried the 200OK message of REV response to calling conversation control unit B.
Step 1110, calling conversation control unit B forwarding are carried the 200OK message of REV response to calling conversation control unit A.
Step 1111, calling conversation control unit A transmit the 200OK message of carrying the REV response and arrive REV Service Control Unit A, the REV response that REV Service Control Unit A carries according to 200OK message, determine whether called SIP terminal has accepted the REV request: if called SIP terminal has been accepted the REV request of caller sip terminal, the charging processing module of REV Service Control Unit A notice caller sip terminal place network is billed to called SIP terminal with the cost of the phone call of this calling.
Step 1112, REV Service Control Unit A forwarding have been carried the 200OK message of REV response to calling conversation control unit A.
Step 1113, calling conversation control unit A transmit the 200OK message of having carried the REV response and arrive the caller sip terminal, and the caller sip terminal learns that according to the REV response of carrying in the 200OK message it is this call payment that called SIP terminal has been accepted.
The communication process of this calling this moment is set up, and caller sip terminal and called SIP terminal begin conversation, and this calling will be billed to called SIP terminal.
Figure 12 realizes the flow chart of the method embodiment four of REV business in packet telecommunications network for the present invention, the calling and called terminal all is a sip terminal, contracted REV business and signatory mode of caller sip terminal is temporary mode, in the communication process of this calling, the request of caller sip terminal is that called SIP terminal is paid, and its concrete steps are:
Step 1200, caller sip terminal and called SIP terminal have been set up calling, during caller sip terminal and called SIP terminal are conversed, the caller sip terminal sends sip subscribe (SIPSUBSCRIBER) message to calling conversation control unit A, this message is carried the REV request, is used for activating the REV business temporarily.
The process of carrying the REV request at SIP SUBSCRIBER is: Event:reverse-charging; Rev-type=rev-request; Charging-subscriber=" sipuser-A@originatingnetwork.com ", partial-call=" whole-call ", wherein, " sipuser-A@originatingnetwork.com " is the sign of caller sip terminal, and the expression request is whole call payment by the caller sip terminal.
The process of carrying REV request in SIP SUBSCRIBER message can also be Event:reverse-charging; Rev-type=rev-request; Charging-subscriber=" sipuser-A@originatingnetwork.com ", partial-call=" rest-of-call ", the expression request is paid for the remainder of this calling by the caller sip terminal.
The REV request also can be transmitted in the message body of sip message, in the message body of sip message, transmit under the situation of REV message, SUBSCRBIER message can be used identical message body form with affirmation (NOTIFY) message, perhaps uses different message body forms.
The REV request can also be carried in the P-REV-Header territory, as: Event:reverse-charging; And in the P-REV-Header territory, carry P-REV-Header:rev-type=rev-request; Charging-subscriber=" sipuser-A@originatingnetwork.com ", partial-call=" whole-call ", wherein, " sipuser-A@originatingnetwork.com " is the sign of caller sip terminal, and the expression request comes to be whole call payment by the caller sip terminal; Perhaps in the P-REV-Header territory, carry Event:reverse-charging P-REV-Header:rev-type=rev-request; Charging-subscriber=" sipuser-A@originatingnetwork.com ", partial-call=" rest-of-call ", the expression request is the remainder paying of this calling by the caller sip terminal.
The present invention initiates the counter-rotating charging request except carrying expression by the Event header field in SIP SUBSCRIBE message, and can also in message such as SIP INVITE, carry sign by the Subscription header field and initiate counter-rotating charging request, as:
Subscription：reverse-charging；charging-subscriber＝″sipuser-A@originatingnetwork.com″
The caller sip terminal also can be in other message, as INFO, and INVITE, UPDATE carries the REV request in ACK and the response message.
Step 1201, calling conversation control unit A transmit the SIPSUBSCRIBER message of carrying the REV request and arrive REV Service Control Unit A.
Step 1202, REV Service Control Unit A judge that whether contracted REV business and signatory mode of caller sip terminal is temporary mode, if, with this SIP SUBSCRIBER forwards to calling conversation control unit A, otherwise, send the 4xx refuse information to the caller sip terminal, and in the P-REV-Header territory of 4xx refuse information, carry P-REV-Header:rev-type=rev-response; Error-info=" userNotSubscribed " perhaps sends the SIP NOTIFY to the caller sip terminal, carries refusal indication: Event:reverse-charging in the message; Error-info=" userNotSubscribed ".
Not signatory REV business of indication caller sip terminal and signatory mode are not temporary mode.
Step 1203, calling conversation control unit A forwarding are carried the SUBSCRIBER message of REV request to calling conversation control unit B.
Step 1204, calling conversation control unit B transmit the SUBSCRIBER message of carrying the REV request and arrive REV Service Control Unit B.
REV Service Control Unit B judges whether called SIP terminal place network supports REV, if do not support, refuse this calling, send the 4xx refuse information, and carry P-REV-Header:rev-type=rev-response in the P-REV-Header territory in the 4xx refuse information; Error-info=" rejectedByNetwork "; Perhaps send the SIP NOTIFY, carry refusal indication: Event:reverse-charging in the message to the caller sip terminal; Error-info=" rejectedByNetwork "; If support, according to the REV request that SUBSCRIBER message is carried, learn that the request of caller sip terminal is this call payment, the charging processing module of notice called SIP terminal place network is billed to the caller sip terminal with the cost of the phone call of this calling.
Step 1205～step 1209, calling conversation control unit B send the 200OK response message of SUBSCRIBER message to the caller sip terminal.
Step 1210, REV Service Control Unit B send NOTIFY to calling conversation control unit B, this message is carried the REV response, the REV request of caller sip terminal has been accepted in expression, comprises Event:reverse-charging P-REV-Header:rev-type=rev-response in the NOTIFY; Charging-subscriber=" sipuser-A@originatingnetwork.com ", partial-call=" whole-call ".
Step 1211, calling conversation control unit B transmit the NOTIFY that carries the REV response and arrive calling conversation control unit A.
Step 1212, calling conversation control unit A forwarding are carried the NOTIFY of REV response to REV Service Control Unit A, the REV response that REV Service Control Unit A carries according to this NOTIFY, judge whether called SIP terminal has accepted the REV request: if accepted, the charging processing module of notice caller sip terminal place network is billed to the caller sip terminal with the cost of the phone call of this calling.
Step 1213, REV Service Control Unit A transmit the NOTIFY that carries the REV response and arrive calling conversation control unit A.
Step 1214, calling conversation control unit A transmit the NOTIFY that carries the REV response and arrive the caller sip terminal, the caller sip terminal determines that according to the REV response that NOTIFY carries it is the remainder of this calling or all payings that called SIP terminal has been accepted the caller sip terminal.
Step 1215～step 1219, caller sip terminal send response 200 message of the NOTIFY that carries the REV response to REV Service Control Unit B.
In the present embodiment, can further include step 11a～step 14a:REV Service Control Unit B and send information (MESSAGE) message to called SIP terminal, the indication called SIP terminal, the caller sip terminal will be paid for the whole or remainder of this calling.
Adopt present embodiment, caller sip terminal and called SIP terminal still keep conversation, but the calling charge that whole calling or residue are called out will be billed to the caller sip terminal.
In order in SIP SUBSCRIBER message or NOTIFY, to carry REV message, need the existing sip message of expansion.For example, increase a reverse-charging incident bag in SIP SUBSCRIBER message, it is as follows to comprise parameter:
rev-params＝rev-type/charging-subscriber/partial-call/transfer-mode/duration/error-info/generic-param
rev-type＝″rev-type″EQUAL rev-type-value
rev-type-value＝″rev-request″/″rev-response″/″rev-indication″
charging-subscriber＝″charging-subscriber″EQUAL
LDQUOT charging-uri RDQUOT
charging-uri＝addr-spec
partial-call＝″partial-call″EQUAL partial-call-value
partial-call-value＝″whole-call″/″rest-of-call″
transfer-mode＝″transfer-mode″EQUAL transfer-mode-value
transfer-more-value＝″transfer″/″non-transfer″
duration＝″call-start-time″EQUAL SIP-date
SIP-date＝rfc1123-date
error-info＝″error-info″EQUAL error-info-value
error-info-value＝″userNotSubscribed″/″rejectedByNetwork″/″rejectedByUser″/″notAvailable″/″isvalidCallState″/″basicServiceNotProvided″/″supplementaryServiceInteractionNotAllowed″/″resourceUnavailable″/″proceduralError″/″UserIgnored″/″REVIsAlreadyRunning″
Wherein, rev-type is expression REV request, response or indication; Charging-subscriber is the sign of REV terminal; Paritcal-call sign REV scope can whole callings REV, perhaps residue calling REV, and default setting is whole calling REV; Duration is used to carry the conversation time started of this calling; Error-info misdirection return code.
Figure 13 is the present invention realizes the method embodiment five of REV business in packet telecommunications network a flow chart, and the calling and called terminal all is a sip terminal, and in the communication process of this calling, caller sip terminal request called SIP terminal is paid, and its concrete steps are:
Step 1300, caller sip terminal and called SIP terminal have been set up calling, during caller sip terminal and called SIP terminal are conversed, the caller sip terminal sends SIP SUBSCRIBER message to calling conversation control unit A, and this message is carried the REV request, is used for activating the REV business temporarily.
The process of carrying the REV request at SIP SUB SCRIBER is: Event:reverse-charging; Rev-type=rev-request; Charging-subscriber=" sipuser-B@originatingnetwork.com ", partial-call=" whole-call ", wherein, " sipuser-B@originatingnetwork.com " is the sign of called SIP terminal, and the expression request is whole call payment by called SIP terminal.
The process of carrying REV request in SIP SUBSCRIBER message can also be Event:reverse-charging; Rev-type=rev-request; Charging-subscriber=" sipuser-B@originatingnetwork.com ", partial-call=" rest-of-call ", the expression request is paid for the remainder of this calling by called SIP terminal.
The caller sip terminal also can be in other message, as INFO, and INVITE, UPDATE carries the REV request in ACK and the response message.
Step 1301, calling conversation control unit A transmit the SIPSUBSCRIBER message of carrying the REV request and arrive REV Service Control Unit A.
Step 1302, REV Service Control Unit A require called SIP terminal to pay according to the definite caller sip terminal of the request of the REV in the SIP SUBSCRIBER message, and the SIPSUBSCRIBER forwards that will carry the REV request is to calling conversation control unit A.
Step 1303, calling conversation control unit A forwarding are carried the SUBSCRIBER message of REV request to calling conversation control unit B.
Step 1304, calling conversation control unit B transmit the SUBSCRIBER message of carrying the REV request and arrive REV Service Control Unit B.
REV Service Control Unit B judges the called SIP terminal REV business in the communication process of whether having contracted, if, forwarding is carried the SIP SUBSCRIBER message of REV request to calling conversation control unit B, otherwise, refusal carries the SIP SUBSCRIBER message of REV request, send the 4xx refuse information, and in the P-REV-Header territory of 4xx refuse information, carry P-REV-Header:rev-type=rev-response; Error-info=" userNotSubscribed ".
Step 1305, REV Service Control Unit B forwarding are carried the SIPSUBSCRIBER message of REV request to calling conversation control unit B.
Step 1306, calling conversation control unit B forwarding are carried the SIPSUBSCRIBER message of REV request to called SIP terminal, whole or the remainder paying of caller sip terminal request called SIP terminal for this calling determined in the REV request that called SIP terminal is carried according to SUBSCRIBER message.
Step 1307～step 1313, called SIP terminal send the 200OK response message of the SIPSUBSCRIBER message of carrying the REV request to the caller sip terminal.
Step 1314, called SIP terminal select to accept, ignore or refuse the REV request of caller sip terminal, send NOTIFY to calling conversation control unit B, and carry the REV response in NOTIFY.
If called SIP terminal has been accepted the REV request of caller sip terminal, its NOTIFY comprises Event:reverse-charging P-REV-Header:rev-type=rev-request; Charging-subscriber=" sipuser-B@terminatingnetwork.com ", partial-call=" whole-call ".
If called SIP terminal has been refused the REV request of caller sip terminal, its NOTIFY comprises Event:reverse-charging P-REV-Header:rev-type=rev-response; Error-info=" rejectedByUser ".
If called SIP terminal has been ignored the REV request of caller sip terminal, its NOTIFY comprises Event:reverse-charging P-REV-Header:rev-type=rev-response; Error-info=" UserIgnored ".
Step 1315, calling conversation control unit B forwarding are carried the NOTIFY of REV response to REV Service Control Unit B.
The REV response that REV Service Control Unit B carries according to NOTIFY, determine that called SIP terminal accepted the REV request of caller sip terminal, the charging processing module of REV Service Control Unit B notice called SIP terminal place network is billed to called SIP terminal with the cost of the phone call of this calling.
Step 1316, REV Service Control Unit B transmit the NOTIFY that carries the REV response and arrive calling conversation control unit B.
Step 1317, calling conversation control unit B transmit the NOTIFY that carries the REV response and arrive calling conversation control unit A.
Step 1318, calling conversation control unit A forwarding are carried the NOTIFY of REV response to REV Service Control Unit A, the REV response that REV Service Control Unit A carries according to this NOTIFY, judge whether called SIP terminal has accepted the REV request: if accepted, the charging processing module at REV Service Control Unit A notice caller sip terminal place is billed to called SIP terminal with the cost of the phone call of this calling.
Step 1319, REV Service Control Unit A transmit the NOTIFY that carries the REV response and arrive calling conversation control unit A.
Step 1320, calling conversation control unit A transmit the NOTIFY that carries the REV response and arrive the caller sip terminal, the caller sip terminal learns that according to the REV response that NOTIFY carries it is the remainder of this calling or whole the paying that called SIP terminal has been accepted.
Step 1321～step 1327, caller sip terminal send response 200 message of the NOTIFY that carries the REV response to called SIP terminal.
In the present embodiment, caller sip terminal and called SIP terminal still keep conversation, but the calling charge that whole calling or residue are called out will be billed to called SIP terminal.
The described method of Figure 14 is the above-mentioned second kind of realization flow mentioning of the present invention, and promptly calling terminal place network sends the REV indication to terminal called place network.
Figure 14 realizes the flow chart of the method embodiment six of REV business for the present invention in packet telecommunications network, the calling and called terminal all be a sip terminal, contract REV business and be perpetual model of caller sip terminal, and the caller sip terminal carries out REV, and its concrete steps are:
Step 1400, caller sip terminal make a call, and send the SIP INVITE to calling conversation control unit A.
Step 1401, calling conversation control unit A transmit SIP INVITE asks REV Service Control Unit A.
Step 1402, REV Service Control Unit A judge that whether contracted REV business and signatory mode of caller sip terminal is perpetual model, if, the charging processing module of notice caller sip terminal place network, the cost of the phone call of this calling is billed to the caller sip terminal, the REV Service Control Unit carries REV indication in the SIP INVITE, and the SIP INVITE that will carry the REV indication is forwarded to calling conversation control unit A; Otherwise, send refuse information to calling conversation control unit A.
REV Service Control Unit A also can call out in other follow-up message at this, and as INFO, UPDATE carries the REV indication in CK and the response message.
The process of carrying the REV indication at the SIP INVITE is: P-REV-Header:rev-type=rev-indication; Charging-subscriber=sipuser-A@originatingnetwork.com, wherein, " sipuser-A@originatingnetwork.com " is the sign of caller sip terminal, the expression indication comes to be this call payment by the caller sip terminal.
REV Service Control Unit A can also increase other parameter in the SIP INVITE, as transfer Mode, be used to consult the charging way of REV.
Step 1403, calling conversation control unit A transmit the SIP INVITE that carries the REV indication and arrive calling conversation control unit B.
Step 1404, calling conversation control unit B forwarding are carried the SIP INVITE of REV indication to REV Service Control Unit B.
The REV indication that REV Service Control Unit B carries according to the SIP INVITE determines that the caller sip terminal will be this call payment, and the charging processing module of notice called SIP terminal place network is billed to the caller sip terminal with the cost of the phone call of this calling.
Step 1405, REV Service Control Unit B send the SIP INVITE that carries the REV indication and arrive calling conversation control unit B, are used to notify called SIP terminal, and the caller sip terminal will be this call payment.
REV Service Control Unit B also can call out in other follow-up message at this, and as INFO, UPDATE carries the REV indication in ACK and the response message.
Step 1406, calling conversation control unit B transmit the SIP INVITE that carries the REV indication and arrive called SIP terminal.
Step 1407, called SIP terminal send Temporary Response 183 to calling conversation control unit B, and beginning and caller sip terminal carry out media resource to be consulted.
Step 1408, calling conversation control unit B transmit Temporary Response 183 to REV Service Control Unit B.
Step 1409, REV Service Control Unit B transmit Temporary Response 183 message to calling conversation control unit B.
Step 1410, calling conversation control unit B transmit Temporary Response 183 to calling conversation control unit A.
Step 1411, calling conversation control unit A transmit this Temporary Response 183 to REV Service Control Unit A.
Step 1412, REV Service Control Unit A transmit Temporary Response 183 to calling conversation control unit A, carry the REV indication in the message, are used to notify the caller sip terminal, will be this call payment.
REV Service Control Unit A also can call out in other follow-up message at this, and as INFO, UPDATE carries the REV indication in ACK and the response message.
Step 1413, calling conversation control unit A transmit the Temporary Response 183 that carries the REV indication and arrive called SIP terminal.
Step 1414～step 1420, caller sip terminal and called SIP terminal are finished media resource and are consulted and resource reservation, the called SIP terminal off-hook, send 200OK message to the caller sip terminal, caller sip terminal and called SIP terminal begin conversation, and this calling will be billed to the caller sip terminal.
The described method of Figure 15～Figure 19 is the third realization flow of the above-mentioned proposition of the present invention, and promptly terminal called place network sends the REV request to calling terminal place network, and calling terminal place network sends the REV response to terminal called place network.
Figure 15 realizes the flow chart of the method embodiment seven of REV business in packet telecommunications network for the present invention, calling terminal and terminal called all are sip terminals, the signatory REV of called SIP terminal is professional and be perpetual model, and the called SIP terminal request is carried out REV for this calling, and its concrete steps are:
Step 1500, caller sip terminal make a call, and send the SIP INVITE to calling conversation control unit A.
Step 1501, calling conversation control unit A transmit the SIP INVITE to REV Service Control Unit A.
Step 1502, REV Service Control Unit A are forwarded to calling conversation control unit A with the SIP INVITE.
Step 1503, calling conversation control unit A transmit the SIP INVITE to calling conversation control unit B.
Step 1504, calling conversation control unit B transmit the SIP INVITE to REV Service Control Unit B.
Step 1505, REV Service Control Unit B determine that contracted REV business and signatory mode of called SIP terminal is perpetual model, then in the SIP INVITE, carry the REV indication, send to calling conversation control unit B, be used to notify called SIP terminal, called SIP terminal will be this call payment.
The process of carrying the REV indication in the SIP INVITE is: carry P-REV-Header:rev-type=rev-indication in the P-REV-Header territory; Charging-subscriber=" sipuser-B@terminatingnetwork.com ", wherein, " sipuser-B@terminatingnetwork.com " is the sign of called SIP terminal, expression comes to be this call payment by called SIP terminal.
REV Service Control Unit B also can call out in other follow-up message at this, and as INFO, UPDATE carries the REV indication in ACK and the response message.
Step 1506, calling conversation control unit B transmit the SIP INVITE that has carried the REV indication and arrive called SIP terminal.
In this step, caller sip terminal and called SIP terminal begin media resource consults and resource reservation, and to the called SIP terminal ring.
Step 1507, REV Service Control Unit B send INFO to Call Control Unit B, carry the REV request, be used for to the request of caller sip terminal, and be this call payment by called SIP terminal.
The process that INFO carries the REV request is: carry P-REV-Header:rev-type=rev-request in the P-REV-Header territory; Charging-subscriber=" sipuser-B@terminatingnetwork.com ".
REV Service Control Unit B also can as UPDATE, carry the REV request in ACK and the response message in other message of this calling.
Step 1508, calling conversation control unit B transmit the INFO that carries the REV request and arrive calling conversation control unit A.
Step 1509, calling conversation control unit A forwarding are carried the INFO of REV request to REV Service Control Unit A.
REV Service Control Unit A judges whether caller sip terminal place network supports REV, if do not support, refuses this calling, sends refuse information, and carry P-REV-Header:rev-type=rev-response in the P-REV-Header territory of this message; Error-info=" rejectedByNetwork "; If support, the REV request that REV Service Control Unit A carries according to INFO, determine the called SIP terminal request for this call payment, the charging processing module of notice caller sip terminal place network is billed to called SIP terminal with the cost of the phone call of this calling.
Step 1510, REV Service Control Unit A send the response message of the INFO that carries the REV request to calling conversation control unit A, promptly respond 200 message, carry the REV response in response message, and the REV request of called SIP terminal has been accepted in expression.
The process of carrying the REV response in response 200 message is: carry P-REV-Header:rev-type=rev-response in the P-REV-Header territory; Charging-subscriber=" sipuser-B@terminatingnetwork.com ".
REV Service Control Unit A also can be in other message of this calling, and as INFO, UPDATE carries the REV response in ACK and other response message.
The response message that step 1511, calling conversation control unit A will carry the REV response is forwarded to calling conversation control unit B.
Step 1512, calling conversation control unit B forwarding are carried the response message of REV response to REV Service Control Unit B, the REV response that REV Service Control Unit B carries according to this response message, judge whether the caller sip terminal has accepted the REV request, if, then notify the charging processing module at called SIP terminal place, the cost of the phone call of this calling is billed to called SIP terminal, if not, then handle, do not influence this calling according to the normal process process.
Step 1513～step 1519, caller sip terminal and called SIP terminal are finished media resource and are consulted and resource reservation, the called SIP terminal off-hook, send 200OK to the caller sip terminal, caller sip terminal and called SIP terminal begin conversation, and this calling will be billed to called SIP terminal.
In this step, REV Service Control Unit A is passing through calling conversation control unit A when the caller sip terminal sends 200OK message, carries the REV indication, is used to notify the caller sip terminal, and called SIP terminal is this call payment.
The process of carrying the REV indication in 200OK message is: carry P-REV-Header:rev-type=rev-indication in the P-REV-Header territory; Charging-subscriber=" sipuser-B@terminatingnetwork.com ".
REV Service Control Unit A also can be in other message of this calling, and as INFO, UPDATE carries the REV indication in ACK and other response message.
Figure 16 realizes the flow chart of the method embodiment eight of REV business for the present invention in packet telecommunications network, the calling and called terminal all be a sip terminal, contract REV business and be temporary mode of caller sip terminal, and its concrete steps are:
Step 1600, caller sip terminal make a call, and send the SIP INVITE to calling conversation control unit A.
Step 1601, calling conversation control unit A transmit SIP INVITE asks REV Service Control Unit A.
Step 1602, REV Service Control Unit A transmit the SIP INVITE to calling conversation control unit A.
Step 1603, calling conversation control unit A transmit the SIP INVITE to calling conversation control unit B.
Step 1604, calling conversation control unit B transmit the SIP INVITE to REV Service Control Unit B.
Step 1605, REV Service Control Unit B transmit the SIP INVITE to calling conversation control unit B.
Step 1606, calling conversation control unit B transmit the SIP INVITE to called SIP terminal.
In this step, caller sip terminal and called SIP terminal begin media resource consults and resource reservation, and to the called SIP terminal ring.
Step 1607, called SIP terminal send INFO to calling conversation control unit B, and carry the REV request in message, be used for to the request of caller sip terminal, and be this call payment by the caller sip terminal.
The process that INFO carries the REV request is: carry P-REV-Header:rev-type=rev-request in the P-REV-Header territory; Charging-subscriber=" sipuser-A@originatingnetwork.com ", wherein, " sipuser-A@originatingnetwork.com " is the sign of caller sip terminal, expression is this call payment by the caller sip terminal.
REV Service Control Unit B also can as UPDATE, carry the REV request in ACK and the response message in other message of this calling.
Step 1608, calling conversation control unit B forwarding are carried the INFO of REV request to REV Service Control Unit B.
Step 1609, REV Service Control Unit B judge that the INFO that carries the REV request is this call payment for requiring the caller sip terminal, transmit the INFO that carries the REV request and arrive calling conversation control unit B.
Step 1610, calling conversation control unit B transmit the INFO that carries the REV request and arrive calling conversation control unit A.
Step 1611, calling conversation control unit A forwarding are carried the INFO of REV request to REV Service Control Unit A.
Step 1612, REV Service Control Unit A judge that whether contracted REV business and signatory mode of caller sip terminal is temporary mode, if, forwarding is carried the INFO of REV request to calling conversation control unit A, otherwise, response 200 message of the INFO of REV request are carried in transmission, and in response 200 message, carry the REV response, indicate the signatory interim REV business of caller sip terminal.
The process of carrying the REV response in response 200 message is: carry P-REV-Header:rev-type=rev-response in the P-REV-Header territory; Error-info=" userNotSubscribed ".
Step 1613, calling conversation control unit A transmit the INFO that carries the REV request and arrive the caller sip terminal.
The REV request that step 1614, caller sip terminal carry according to INFO, determine that called SIP terminal request caller sip terminal is this call payment, select to accept, ignore or refuse the REV request, send response 200 message of the INFO that carries the REV request to calling conversation control unit A, and in response 200 message, carry the REV response.
After the caller sip terminal had been accepted the REV request of called SIP terminal, the process of carrying the REV response in response 200 message was: P-REV-Header:rev-type=rev-response is carried in the P-REV-Header territory in response 200 message; Charging-subscriber=" sipuser-A@originatingnetwork.com ".
After the caller sip terminal had been refused the REV request of called SIP terminal, the process of carrying the REV response in response 200 message was: P-REV-Header:rev-type=rev-response is carried in the P-REV-Header territory in response 200 message; Error-info=" rejectedByUser ".
Step 1615, calling conversation control unit A transmit response 200 message of carrying the REV response and arrive REV Service Control Unit A.
Step 1616, REV Service Control Unit A forwarding are carried response 200 message of REV response to calling conversation control unit A.
REV Service Control Unit A judges the REV response of caller sip terminal, if the caller sip terminal has been accepted the REV response of called SIP terminal, the charging processing module of REV Service Control Unit A notice called SIP terminal place network is billed to the caller sip terminal with the cost of the phone call of this calling; If the caller sip terminal has been ignored the REV request of called SIP terminal, REV Service Control Unit A sends response 200 message of INFO to calling conversation control unit A, and insertion REV response in response 200 message, expression caller sip terminal has been ignored the REV request of called SIP terminal, and the process of carrying is: P-REV-Header:rev-type=rev-response is carried in the P-REV-Header territory in response 200 message; Error-info=" UserIgnored ".
Step 1617, calling conversation control unit A forwarding are carried response 200 message of REV response to calling conversation control unit B.
Step 1618, calling conversation control unit B transmit response 200 message of carrying the REV response and arrive REV Service Control Unit B, REV Service Control Unit B responds the REV response that 200 message are carried according to this, judge whether caller sip terminal place network has accepted the REV request, if, the charging processing module of REV Service Control Unit B notice called SIP terminal place network is billed to the caller sip terminal with the cost of the phone call of this calling.
Step 1619, REV Service Control Unit B transmit and carry response 200 message of sip response to calling conversation control unit B.
Step 1620, calling conversation control unit B transmit and carry response 200 message of sip response to called SIP terminal, called SIP terminal learns that according to the REV response of carrying in response 200 message it is this call payment that caller sip terminal place network has been accepted the caller sip terminal.
Step 1621～step 1627, called SIP terminal off-hook send 200OK message to the caller sip terminal, and caller sip terminal and called SIP terminal begin conversation, and this calling will be billed on the caller sip terminal.
Figure 17 realizes the flow chart of the method embodiment nine of REV business for the present invention in packet telecommunications network, the calling and called terminal all be a sip terminal, contract REV business and be temporary mode of called SIP terminal, and its concrete steps are:
Step 1700, caller sip terminal make a call, and send the SIP INVITE to calling conversation control unit A.
Step 1701, calling conversation control unit A transmit SIP INVITE asks REV Service Control Unit A.
Step 1702, REV Service Control Unit A transmit the SIP INVITE to calling conversation control unit A.
Step 1703, calling conversation control unit A transmit the SIP INVITE to calling conversation control unit B.
Step 1704, calling conversation control unit B transmit the SIP INVITE to REV Service Control Unit B.
Step 1705, REV Service Control Unit B transmit the SIP INVITE to calling conversation control unit B.
Step 1706, calling conversation control unit B transmit the SIP INVITE to called SIP terminal.
In this step, caller sip terminal and called SIP terminal begin media resource consults and resource reservation, and to the called SIP terminal ring.
Step 1707, called SIP terminal send INFO to calling conversation control unit B, and carry the REV request in message, be used for to the request of caller sip terminal, and be this call payment by called SIP terminal.
The process of carrying the REV request in INFO is: P-REV-Header:rev-type=rev-request is carried in the P-REV-Header territory in INFO; Charging-subscriber=" sipuser-B@terminatingnetwork.com ", " sipuser-B@terminatingnetwork.com " are the signs of called SIP terminal, and expression comes to be this call payment by called SIP terminal.
REV Service Control Unit B also can as UPDATE, carry the REV request in ACK and the response message in other message of this calling.
Step 1708, calling conversation control unit B forwarding are carried the INFO request message of REV request to REV Service Control Unit B.
Step 1709, REV Service Control Unit B judge that whether contracted REV business and signatory mode of called SIP terminal is temporary mode, if, forwarding is carried the SIP INVITE of REV request to calling conversation control unit B, otherwise, the 200OK that sends INFO to called SIP terminal responds, and the REV that carries in 200OK response parameter response is P-REV-Header:rev-type=rev-response; Error-info=" userNotSubscribed ".
Step 1710, calling conversation control unit B transmit the INFO that carries the REV request and arrive calling conversation control unit A.
Step 1711, calling conversation control unit A forwarding are carried the INFO of REV request to REV Service Control Unit A.
REV Service Control Unit A judges that the INFO carry the REV request is this call payment for the called SIP terminal request, and the charging processing module of notice caller sip terminal place network is billed to called SIP terminal with the cost of the phone call of this calling.
Response 200 message of the INFO that carries the REV request that step 1712, REV Service Control Unit A response calling conversation control unit A send, and carry the REV response in 200 message in response, indication called SIP terminal place network has been accepted the REV request of caller sip terminal, carries P-REV-Header:rev-type=rev-request in the P-REV-Header territory; Charging-subscriber=" sipuser-B@terminatingnetwork.com ".
Step 1713, calling conversation control unit A forwarding are carried response 200 message of REV response to calling conversation control unit B.
Step 1714, calling conversation control unit B transmit response 200 message of carrying the REV response and arrive REV Service Control Unit B, REV Service Control Unit B responds the REV response that 200 message are carried according to this, judge whether caller sip terminal place network has accepted the REV request: if, the charging processing module of REV Service Control Unit B notice called SIP terminal place network is billed to the caller sip terminal with the cost of the phone call of this calling.
Step 1715, REV Service Control Unit B forwarding are carried response 200 message of REV response to calling conversation control unit B.
Step 1716, calling conversation control unit B forwarding are carried response 200 message of REV response to called SIP terminal, the REV response that called SIP terminal is carried according to response 200 message learns that it is this call payment that caller sip terminal place network has been accepted the caller sip terminal.
Step 1717～step 1723, caller sip terminal and called SIP terminal are finished media resource and are consulted and resource reservation, the called SIP terminal off-hook, send 200OK message to the caller sip terminal, caller sip terminal and called SIP terminal begin conversation, and this calling will be billed to called SIP terminal.
REV Service Control Unit A carries the REV indication in 200OK message, be used to notify the caller sip terminal, and called SIP terminal will be this call payment.
The process of carrying the REV indication in 200OK message is: carry P-REV-Header:rev-type=rev-indication in the P-REV-Header territory of 200OK message; Charging-subscriber=" sipuser-B@terminatingnetwork.com ".
REV Service Control Unit A also can be in other message of this calling, and as INFO, UPDATE carries the REV indication in ACK and other response message.
Figure 18 is the present invention realizes the method embodiment ten of REV business in packet telecommunications network a flow chart, and the calling and called terminal all is a sip terminal, and in communication process, the called SIP terminal request is that the caller sip terminal is paid, and its concrete steps are:
Step 1800, caller sip terminal and called SIP terminal have been set up calling, during caller sip terminal and called SIP terminal are conversed, called SIP terminal sends SIP SUBSCRIBER message to calling conversation control unit B, and this message is carried the REV request, is used for activating the REV business temporarily.
The process of carrying the REV request at SIP SUBSCRIBER is: Event:reverse-charging; Rev-type=rev-request; Charging-subscriber=" sipuser-B@originatingnetwork.com ", partial-call=" whole-call ", wherein, " sipuser-B@originatingnetwork.com " is the sign of called SIP terminal, and the expression request is whole call payment by called SIP terminal.
The process of carrying REV request in SIP SUBSCRIBER message can also be Event:reverse-charging; Rev-type=rev-request; Charging-subscriber=" sipuser-B@originatingnetwork.com ", partial-call=" rest-of-call ", the expression request is paid for the remainder of this calling by called SIP terminal.
The REV request also can be transmitted in the message body of sip message, transmits under the situation of REV message in the message body of sip message, and SUBSCRBIER message can be used identical message body form with NOTIFY, perhaps uses different message body forms.
The REV request can also be carried in the P-REV-Header territory, as: in the P-REV-Header territory, carry Event:reverse-charging P-REV-Header:rev-type=rev-request; Charging-subscriber=" sipuser-B@originatingnetwork.com ", partial-call=" whole-call ", wherein, " sipuser-B@originatingnetwork.com " is the sign of called SIP terminal, and the expression request comes to be whole call payment by called SIP terminal; Perhaps in the P-REV-Header territory, carry Event:reverse-charging P-REV-Header:rev-type=rev-request; Charging-subscriber=" sipuser-B@originatingnetwork.com ", partial-call=" rest-of-call ", the expression request is the remainder paying of this calling by called SIP terminal.
Called SIP terminal also can be in other message, as INFO, and INVITE, UPDATE carries the REV request in ACK and the response message.
Step 1801, calling conversation control unit B transmit the SIPSUBSCRIBER message of carrying the REV request and arrive REV Service Control Unit B.
Step 1802, REV Service Control Unit B judge that whether contracted REV business and signatory mode of called SIP terminal is temporary mode, if, with this SIP SUBSCRIBER forwards to calling conversation control unit B, otherwise, send the 4xx refuse information to called SIP terminal, and in the P-REV-Header territory of 4xx refuse information, carry P-REV-Header:rev-type=rev-response; Error-info=" userNotSubscribed ", not signatory REV business of indication called SIP terminal and signatory mode are not temporary mode.
Step 1803, calling conversation control unit B forwarding are carried the SUBSCRIBER message of REV request to calling conversation control unit A.
Step 1804, calling conversation control unit A transmit the SUBSCRIBER message of carrying the REV request and arrive REV Service Control Unit A.
REV Service Control Unit A judges whether caller sip terminal place network supports REV, if do not support, refuse this calling, send the 4xx refuse information, and carry P-REV-Header:rev-type=rev-response in the P-REV-Header territory in the 4xx refuse information; Error-info=" rejectedByNetwork "; If support, according to the REV request that SUBSCRIBER message is carried, learn that the called SIP terminal request is this call payment, the charging processing module of notice caller sip terminal place network is billed to called SIP terminal with the cost of the phone call of this calling.
Step 1805～step 1809, calling conversation control unit A send the 200OK response message of SUBSCRIBER message to called SIP terminal.
Step 1810, REV Service Control Unit A send NOTIFY to calling conversation control unit A, this message is carried the REV response, the REV request of called SIP terminal has been accepted in expression, comprises Event:reverse-charging P-REV-Header:rev-type=rev-response in the NOTIFY; Charging-subscriber=" sipuser-B@originatingnetwork.com ", partial-call=" whole-call " or comprise Event:reverse-charging P-REV-Header:rev-type=rev-response; Charging-subscriber=" sipuser-B@originatingnetwork.com ", partial-call=" rest-call ".
Step 1811, calling conversation control unit A transmit the NOTIFY that carries the REV response and arrive calling conversation control unit B.
Step 1812, calling conversation control unit B forwarding are carried the NOTIFY of REV response to REV Service Control Unit B, the REV response that REV Service Control Unit B carries according to this NOTIFY, judge whether the caller sip terminal has accepted the REV request: if accepted, the charging processing module of notice called SIP terminal place network is billed to called SIP terminal with the cost of the phone call of this calling.
Step 1813, REV Service Control Unit B transmit the NOTIFY that carries the REV response and arrive calling conversation control unit B.
Step 1814, calling conversation control unit B transmit the NOTIFY that carries the REV response and arrive called SIP terminal, called SIP terminal determines that according to the REV response that NOTIFY carries it is the remainder of this calling or all payings that the caller sip terminal has been accepted called SIP terminal.
Step 1815～step 1819, called SIP terminal send response 200 message of the NOTIFY that carries the REV response to REV Service Control Unit A.
In the present embodiment, can further include step 11a～step 14a:REV Service Control Unit A and send MESSAGE message to the caller sip terminal, indication caller sip terminal, called SIP terminal will be paid for the whole or remainder of this calling.
Adopt present embodiment, caller sip terminal and called SIP terminal still keep conversation, but the calling charge that whole calling or residue are called out will be billed to the caller sip terminal.
Figure 19 is the present invention realizes the method embodiment 11 of REV business in packet telecommunications network a flow chart, and the calling and called terminal all is a sip terminal, and in the communication process of this calling, called SIP terminal request caller sip terminal is paid, and its concrete steps are:
Step 1900, caller sip terminal and called SIP terminal have been set up calling, during caller sip terminal and called SIP terminal are conversed, called SIP terminal sends SIP SUBSCRIBER message to calling conversation control unit B, and this message is carried the REV request, is used for activating the REV business temporarily.
The process of carrying the REV request at SIP SUBSCRIBER is: Event:reverse-charging; Rev-type=rev-request; Charging-subscriber=" sipuser-A@originatingnetwork.com ", partial-call=" whole-call ", wherein, " sipuser-A@originatingnetwork.com " is the sign of caller sip terminal, and the expression request is whole call payment by called SIP terminal.
The process of carrying REV request in SIP SUBSCRIBER message can also be Event:reverse-charging; Rev-type=rev-request; Charging-subscriber=" sipuser-A@originatingnetwork.com ", partial-call=" rest-of-call ", the expression request is paid for the remainder of this calling by the caller sip terminal.
Called SIP terminal also can be in other message, as INFO, and INVITE, UPDATE carries the REV request in ACK and the response message.
Step 1901, calling conversation control unit B transmit the SIPSUBSCRIBER message of carrying the REV request and arrive REV Service Control Unit B.
Step 1902, REV Service Control Unit B require the caller sip terminal to pay according to the definite called SIP terminal of the request of the REV in the SIP SUBSCRIBER message, and the SIPSUBSCRIBER forwards that will carry the REV request is to calling conversation control unit B.
Step 1903, calling conversation control unit B forwarding are carried the SIPSUBSCRIBER message of REV request to calling conversation control unit A.
Step 1904, calling conversation control unit A transmit the SIPSUBSCRIBER message of carrying the REV request and arrive REV Service Control Unit A.
REV Service Control Unit A judges the called SIP terminal REV business in the communication process of whether having contracted, if, forwarding is carried the SIP SUBSCRIBER message of REV request to calling conversation control unit A, otherwise, refusal carries the SIP SUBSCRIBER message of REV request, send the 4xx refuse information to the caller sip terminal, and in the P-REV-Header territory of 4xx refuse information, carry P-REV-Header:rev-type=rev-response; Error-info=" userNotSubscribed ".
Step 1905, REV Service Control Unit A forwarding are carried the SIPSUBSCRIBER message of REV request to calling conversation control unit A.
Step 1906, calling conversation control unit A transmit the SIPSUBSCRIBER message of carrying the REV request and arrive the caller sip terminal, whole or the remainder paying of called SIP terminal request caller sip terminal for this calling determined in the REV request that the caller sip terminal carries according to SUBSCRIBER message.
Step 1907～step 1913, caller sip terminal send the 200OK response message of the SIPSUBSCRIBER message of carrying the REV request to called SIP terminal.
Step 1914, caller sip terminal select to accept, ignore or refuse the REV request of called SIP terminal, send NOTIFY to calling conversation control unit A, and carry the REV response in NOTIFY.
If the caller sip terminal has been accepted the REV request of called SIP terminal, its NOTIFY comprises Event:reverse-charging P-REV-Header:rev-type=rev-request; Charging-subscriber=" sipuser-A@terminatingnetwork.com ", partial-call=" whole-call " or comprise Event:reverse-charging P-REV-Header:rev-type=rev-request; Charging-subscriber=" sipuser-A@terminatingnetwork.com ", partial-call=" rest-call ".
If the caller sip terminal has been refused the REV request of called SIP terminal, its NOTIFY comprises Event:reverse-charging P-REV-Header:rev-type=rev-response; Error-info=" rejectedByUser ".
If the caller sip terminal has been ignored the REV request of called SIP terminal, its NOTIFY comprises Event:reverse-charging P-REV-Header:rev-type=rev-response; Error-info=" UserIgnored ".
Step 1915, calling conversation control unit A forwarding are carried the NOTIFY of REV response to REV Service Control Unit A.
The REV response that REV Service Control Unit A carries according to NOTIFY, determine that the caller sip terminal accepted the REV request of called SIP terminal, the charging processing module of REV Service Control Unit A notice caller sip terminal place network is billed to the caller sip terminal with the cost of the phone call of this calling.
Step 1916, REV Service Control Unit A transmit the NOTIFY that carries the REV response and arrive calling conversation control unit A.
Step 1917, calling conversation control unit A transmit the NOTIFY that carries the REV response and arrive calling conversation control unit B.
Step 1918, calling conversation control unit B forwarding are carried the NOTIFY of REV response to REV Service Control Unit B, the REV response that REV Service Control Unit B carries according to this NOTIFY, judge whether the caller sip terminal has accepted the REV request: if accepted, the charging processing module at REV Service Control Unit B notice caller sip terminal place is billed to the caller sip terminal with the cost of the phone call of this calling.
Step 1919, REV Service Control Unit B transmit the NOTIFY that carries the REV response and arrive calling conversation control unit B.
Step 1920, calling conversation control unit B transmit the NOTIFY that carries the REV response and arrive called SIP terminal, called SIP terminal learns that according to the REV response that NOTIFY carries it is the remainder of this calling or whole the paying that the caller sip terminal has been accepted.
Step 1921～step 1927, called SIP terminal send response 200 message of the NOTIFY that carries the REV response to the caller sip terminal.
In the present embodiment, called SIP terminal and caller sip terminal still keep conversation, but the calling charge that whole calling or residue are called out will be billed to the caller sip terminal.
The described method of Figure 20 is above-mentioned the 4th kind of realization flow of mentioning of the present invention, and promptly terminal called place network sends the REV indication to calling terminal place network.
Figure 20 realizes the flow chart of the method embodiment 12 of REV business for the present invention in packet telecommunications network, the calling and called terminal all be a sip terminal, contract REV business and be perpetual model of called SIP terminal, and its concrete steps are:
Step 2000, caller sip terminal make a call, and send the SIP INVITE to calling conversation control unit A.
Step 2001, calling conversation control unit A transmit SIP INVITE asks REV Service Control Unit A.
Step 2002, REV Service Control Unit A transmit SIP INVITE asks calling conversation control unit A.
Step 2003, calling conversation control unit A transmit SIP INVITE asks calling conversation control unit B.
Step 2004, REV Service Control Unit B transmit SIP INVITE asks calling conversation control unit B.
Step 2005, REV Service Control Unit B judge that whether contracted REV business and signatory mode of called SIP terminal is perpetual model, if, the charging processing module of notice called SIP terminal place network, the cost of the phone call of this calling is billed to called SIP terminal, REV Service Control Unit B carries REV indication in the SIP INVITE, and the SIP INVITE that will carry the REV indication is forwarded to calling conversation control unit B; Otherwise, send refuse information to calling conversation control unit B.
REV Service Control Unit B also can call out in other follow-up message at this, and as INFO, UPDATE carries the REV indication in ACK and the response message.
The process of carrying the REV indication at the SIP INVITE is: P-REV-Header:rev-type=rev-indication; Charging-subscriber=sipuser-B@originatingnetwork.com, wherein, " sipuser-B@originatingnetwork.com " is the sign of called SIP terminal, the expression indication comes to be this call payment by called SIP terminal.
REV Service Control Unit B can also increase other parameter in the SIP INVITE, as transfer Mode, be used to consult the charging way of REV.
Step 2006, calling conversation control unit B transmit the SIP INVITE that carries the REV indication and arrive called SIP terminal.
At this moment, caller sip terminal and called SIP terminal begin media resource consults and resource reservation, and to the called SIP terminal ring.
Step 2007, REV Service Control Unit B send INFO to calling conversation control unit B, and carry the REV indication in message, are used to indicate caller sip terminal place network, are this call payment by called SIP terminal.
The process of carrying the REV indication in INFO is: P-REV-Header:rev-type=rev-indication is carried in the P-REV-Header territory in INFO; Charging-subscriber=" sipuser-B@terminatingnetwork.com ".
REV Service Control Unit B also can as UPDATE, carry the REV indication in ACK and the response message in other message of this calling.
Step 2008, calling conversation control unit B transmit the INFO that carries the REV indication and arrive calling conversation control unit A.
Step 2009, calling conversation control unit A forwarding are carried the INFO of REV indication to REV Service Control Unit A.
The REV indication that REV Service Control Unit A carries according to INFO learns that called SIP terminal is this call payment, and the charging processing module of notice caller sip terminal place network is billed to called SIP terminal with the cost of the phone call of this calling.
Step 2010, REV Service Control Unit A send response 200 message of this INFO to calling conversation control unit A;
Step 2011, calling conversation control unit A transmitted response 200 message are to calling conversation control unit B.
Step 2012, calling conversation control unit B transmitted response 200 message are to REV Service Control Unit B.
Step 2013～step 2019, caller sip terminal and called SIP terminal are finished media resource and are consulted and resource reservation, the called SIP terminal off-hook, send 200OK message to the caller sip terminal, caller sip terminal and called SIP terminal begin conversation, and this calling will be billed to called SIP terminal.
REV Service Control Unit A carries the REV indication in 200OK message, be used to notify the caller sip terminal, and called SIP terminal will be this call payment.
The process of carrying the REV indication in 200OK message is: P-REV-Header:rev-type=rev-indication is carried in the P-REV-Header territory in 200OK message; Charging-subscriber=" sipuser-B@terminatingnetwork.com ".
REV Service Control Unit A also can be in other message of this calling, and as INFO, UPDATE carries the REV indication in ACK and other response message.
Method provided by the invention can also be in conventional telecommunication network terminal and the sip terminal in the packet telecommunications network when communicating, realize REV, below lift specific embodiment and describe.
In order to realize that terminal in the conventional telecommunication network and the sip terminal in the packet telecommunications network communicate, sip message and ISDNYong Hubufen (ISUP) message mapping need be realized in the media gateway controlling unit, promptly store the mapping relations of sip message and isup message, thereby carry out the conversion between sip message and the isup message in the media gateway controlling unit.
In the present invention, the mapping relations of sip message of storing in the media gateway controlling unit and isup message as shown in Table 1.
The ISUP parameter The SIP parameter
transferRequested transfer-mode
transferAccepted transfer-mode
particalCallOnly partial-call
Duration duration
Table one
In order to realize that terminal in the conventional telecommunication network and the sip terminal in the packet telecommunications network communicate, method provided by the invention is: send the message of carrying REV information based on Circuit-switched communication network to packet telecommunications network, packet telecommunications network determines to carry out REV according to the REV information of this message; Perhaps packet telecommunications network determines carry out REV based on Circuit-switched communication network according to the REV information of this message to sending the message of carrying REV information based on Circuit-switched communication network.Below lift specific embodiment explanation the present invention.
Embodiment under Case A situation
Figure 21 realizes the flow chart of the method embodiment 13 of REV business for the present invention, and calling terminal is the terminal in the conventional telecommunication network, and terminal called is a sip terminal, and the signatory REV of called SIP terminal is professional and be temporary mode, and its concrete steps are:
Step 2100, calling terminal send the SETUP message of Digital Subscriber Signaling No.1 to conventional telecommunication network, carry RequestREV in the SETUP message, indication Case A, and the request called SIP terminal is this call payment.
The definition of RequestREV is with reference to the definition of ITU-T in Q.956.
Whether step 2101, conventional telecommunication network inspection support the REV business, whether the SS7 signaling condition such as supports, by after, the IAM message that sends the SS7 signaling is carried REVCallingReqSetup and transfer mode to the media gateway controlling unit in the IAM message.
The definition of REVCallingReqSetup required parameter is with reference to the definition of ITU-T in Q.736.3.
Step 2102, media gateway controlling unit are the INVITE of SIP signaling with the IAM message maps of SS7 signaling, send the SIP INVITE to calling conversation control unit B, and according to REVCallingReqSetup and transfer mode, carry the REV request, being used to ask called SIP terminal to adopt transfer mode is this call payment.
The process of carrying the REV request in the SIP INVITE is: carry P-REV-Header:rev-type=rev-request in the P-REV-Header territory of SIP INVITE; Charging-subscriber=" sipuser-B@terminatingnetwork.com ", transfer-mode=" transfer ", wherein, " sipuser-B@terminatingnetwork.com " is the sign of called SIP terminal, the expression request comes to be this call payment by called SIP terminal, and adopts transfer mode.
Step 2103, calling conversation control unit B forwarding are carried the SIP INVITE of REV request to REV Service Control Unit B.
REV Service Control Unit B judges that whether contracted REV business and signatory mode of called SIP terminal is temporary mode, if, forwarding is carried the SIP INVITE of REV request to calling conversation control unit B, otherwise, refuse this calling, send the 4xx refuse information to called SIP terminal, and in the P-REV-Header territory of 4xx refuse information, carry P-REV-Header:rev-type=rev-response; Error-info=" userNotSubscribed ".
Step 2104, REV Service Control Unit B transmit the SIP INVITE that carries the REV request and arrive calling conversation control unit B.
Step 2105, calling conversation control unit B transmit the SIP INVITE that carries the REV request and arrive called SIP terminal.
Called SIP terminal determines that according to the REV request that the SIP INVITE carries calling terminal request called SIP terminal is this call payment.
Step 2106～step 2111, called SIP terminal and media gateway controlling unit carry out media resource to be consulted, resource reservation, after the success, the called SIP terminal ring, send 180ringing message, this 180ringing message sends to the media gateway controlling unit through calling conversation control unit B and REV Service Control Unit B, and the media gateway controlling unit sends the ACM message of SS7 signaling to conventional telecommunication network, and conventional telecommunication network sends the CALL PROC message of Digital Subscriber Signaling No.1 to calling terminal.
Step 2112, called SIP terminal have been accepted this and have been called out, and select to accept, ignore or refuse the REV request of calling terminal, send the 200OK response message to calling conversation control unit B, and carry the REV response in the 200OK response message.
If called SIP terminal has been accepted the REV request of calling terminal, carry P-REV-Header:rev-type=rev-request in its P-REV-Header territory; Charging-subscriber=sipuser-B@terminatingnetwork.com.
If called SIP terminal has been refused the REV request of calling terminal, carry P-REV-Header:rev-type=rev-response in its P-REV-Header territory; Error-info=" rejectedByUser ".
If called SIP terminal has been ignored the REV request of calling terminal, carry P-REV-Header:rev-type=rev-response in its P-REV-Header territory; Error-info=" UserIgnored ".
Step 2113, calling conversation control unit B forwarding are carried the 200OK response message of REV response to REV Service Control Unit B.
REV Service Control Unit B judges the REV response that the 200OK response message carries, if called SIP terminal has been accepted the REV request of calling terminal, the charging processing module of REV Service Control Unit B notice called SIP terminal place network is billed to called SIP terminal with the cost of the phone call of this calling.
Step 2114, REV Service Control Unit B transmit the 200OK response message that carries the REV response and arrive calling conversation control unit B.
Step 2115, calling conversation control unit B transmit the 200OK response message that carries the REV response and arrive the media gateway controlling unit.
Step 2116, media gateway controlling unit are mapped as the 200OK response message of SIP signaling the ANM of SS7 signaling, send ANM to conventional telecommunication network, and the REV that carries according to 200OK response message response, in ANM, carry REVCallingReqSetup and transfer mode, be used to notify the network called sip terminal in calling terminal place to accept the REV request.
Conventional telecommunication network is received ANM, according to the content among the REVCallingReqSetup, learns that called SIP terminal accepted REV request and transfer mode, and this is called out REV.
Step 2117, conventional telecommunication network send CONNECT to calling terminal, carry RequestREV among the CONNECT, and the REV request of calling terminal has been accepted at indication calling terminal network place.
This moment, communication process was set up, and calling terminal and called SIP terminal begin conversation, and this calling will be billed to called SIP terminal.
Figure 22 realizes the flow chart of the method embodiment 14 of REV business for the present invention, and terminal called is the terminal in the conventional telecommunication network, and calling terminal is a sip terminal, and called signatory REV business and signatory mode are temporary mode, and its concrete steps are:
Step 2200, caller sip terminal make a call, and send the SIP INVITE to calling conversation control unit A, carry the REV request, are used for activating the REV business temporarily.
The process that the SIP INVITE carries the REV request is: P-REV-Header:rev-type=rev-request; Charging-subscriber=" 26540808@isdn.com ", wherein, " 26540808@isdn.com " is the sign of terminal called, the expression request comes to be this call payment by terminal called.
Step 2201, calling conversation control unit A forwarding are carried the SIP INVITE of REV request to REV Service Control Unit A.
Step 2202, REV Service Control Unit A judge the REV request that the SIP INVITE carries, if the caller sip terminal requires collect call, this SIP INVITE are forwarded to calling conversation control unit A.
REV Service Control Unit A can also carry transfer mode at the SIP INVITE that carries the REV request, and the process of carrying is: P-REV-Header:rev-type=rev-request; Charging-subscriber=" 26540808@isdn.com ", transfer-mode=" transfer " adopts transfer mode behind the expression REV.
Step 2203, calling conversation control unit A transmit the SIP INVITE that carries REV request and transfer mode and arrive the media gateway controlling unit.
Step 2204, media gateway controlling unit and caller sip terminal carry out media negotiation and resource reservation, the success back sends IAM message to conventional telecommunication network, and the REV that carries according to SIP INVITE request and transfer mode, carry REVCallingReqSetup and transfer mode in IAM message, it is this call payment that the request terminal called adopts transfer mode.
The definition of REVCallingReqSetup is with reference to the definition of ITU-T in Q.736.3.
Step 2205, conventional telecommunication network are checked the terminal called REV business of Case A of whether having contracted, if check and pass through, send SETUP message to terminal called, carry RequestREV in the SETUP message, and asking called is this call payment.
The definition of RequestREV is with reference to the definition of ITU-T in Q.956.
Step 2206～step 2210, conventional telecommunication network send the ACM message of SS7 signaling to the media gateway controlling unit, the media gateway controlling unit is the 100ringing message of SIP signaling with the ACM message maps of SS7 signaling, and this information sends to the caller sip terminal through calling conversation control unit A and REV Service Control Unit A.
Step 2211, terminal called off-hook select to accept the REV request of caller sip terminal, and the CONNECT that sends Digital Subscriber Signaling No.1 carries RequestREV to conventional telecommunication network among the CONNECT, and the indication terminal called has been accepted the REV request.
The definition of RequestREV is with reference to the definition of ITU-T in Q.956.
The RequestREV that conventional telecommunication network carries according to CONNECT judges whether terminal called has accepted the REV request, if the transfer mode according to caller sip terminal place network provides carries out REV to this calling.
Step 2212, conventional telecommunication network send the ANM of SS7 signaling to the media gateway controlling unit, carry REVCallingReqSetup and transfer mode among the ANM.
Step 2213, media gateway controlling unit send the 200OK message that the ANM of SS7 signaling is mapped as the SIP signaling 200OK message to calling conversation control unit A, and according to REVCallingReqSetup, carry the REV response in 200OK message.
If terminal called has been accepted the REV request of caller sip terminal, the process of carrying the REV response in 200OK message is: carry P-REV-Header:rev-type=rev-request in the P-REV-Header territory of 200OK message; Charging-subscriber=" 26540808@isdn.com ".
If the not signatory REV business of terminal called, the process of carrying the REV response in 200OK message is: carry P-REV-Header:rev-type=rev-response in the P-REV-Header territory of 200OK message; Error-info=" userNotSubscribed ".
If terminal called has been refused the REV request of caller sip terminal, the process of carrying the REV response in 200OK message is: P-REV-Header:rev-type=rev-response; Error-info=" rejectedByUser ".
If terminal called has been ignored the REV request of caller sip terminal, the process of carrying the REV response in 200OK message is: P-REV-Header:rev-type=rev-response; Error-info=" UserIgnored ".
Step 2214, calling conversation control unit A transmit the 200OK message of carrying the REV response and arrive REV Service Control Unit A, the REV response that REV Service Control Unit A carries according to this 200OK message, judge whether terminal called place network has accepted the REV request: if, the charging processing module of REV Service Control Unit A notice caller sip terminal place network is billed to terminal called with the cost of the phone call of this calling.
Step 2215, REV Service Control Unit A forwarding are carried the 200OK message of REV response to calling conversation control unit A.
The transfer mode that step 2216, calling conversation control unit A deletion 200OK message are carried, transmit 200OK message to the caller sip terminal, the REV response that the caller sip terminal carries according to 200OK message learns that terminal called place network accepted the REV request of caller sip terminal.
This moment, communication process was set up, and caller sip terminal and terminal called begin conversation, and this calling will be billed to terminal called.
Embodiment under Case B calling terminal request REV situation
Figure 23 realizes the flow chart of the method embodiment 15 of REV business for the present invention, and calling terminal is the terminal in the conventional telecommunication network, and terminal called is a sip terminal, and the signatory REV of called SIP terminal is professional and be temporary mode, and its concrete steps are:
Step 2300, calling terminal and called SIP terminal are set up and are called out, during calling terminal and called SIP terminal conversation, calling terminal sends the facility message of Digital Subscriber Signaling No.1 to conventional telecommunication network, carries RequestREV, indication Case B, the request called SIP terminal is this call payment.
The definition of RequestREV is with reference to the definition of ITU-T in Q.956.
Whether step 2301, conventional telecommunication network inspection support the REV business, whether the SS7 signaling condition such as supports, by after, the FAC message that sends the SS7 signaling is carried REVCallingReqActive and transfer mode to the media gateway controlling unit in the FAC message.
The definition of REVCallingReqActive is with reference to the definition of ITU-T in Q.736.3.
Step 2302, media gateway controlling unit are the INFO of SIP signaling with the FAC message conversion, send INFO to calling conversation control unit B, and in message, carry REV and ask, be used for to the called SIP terminal request, adopting transfer mode by called SIP terminal is this call payment.
The process that INFO carries the REV request is: carry P-REV-Header:rev-type=rev-request in the P-REV-Header territory of INFO; Charging-subscriber=" sipuser-B@terminatingnetwork.com ", partial-call=" rest-of-call " or P-REV-Header:rev-type=rev-request; Charging-subscriber=" sipuser-B@terminatingnetwork.com ", partial-call=" whole-call ", wherein, " sipuser-B@terminatingnetwork.com " is the sign of called SIP terminal, and the expression request comes for the remainder of this calling by called SIP terminal or all pays.
The media gateway controlling unit also can as UPDATE, carry the REV request in ACK and the response message in calling out other relevant message.
Step 2303, calling conversation control unit B forwarding are carried the INFO of REV request to REV Service Control Unit B.
REV Service Control Unit B judges that whether contracted REV business and signatory mode of called SIP terminal is temporary mode, if, forwarding is carried the INFO of REV request to calling conversation control unit B, otherwise, refuse this calling, send the 4xx refuse information to called SIP terminal, and in the P-REV-Header territory of 4xx refuse information, carry P-REV-Header:rev-type=rev-response; Error-info=" userNotSubscribed ".
Step 2304, REV Service Control Unit B send SIP SUBSCRIBER message to calling conversation control unit B, carry the REV request in SIP SUBSCRIBER message, are used to ask activate the REV business temporarily.
In order in SIP SUBSCRIBER message, to carry the REV request, need the existing sip message of expansion, such as: increase a reverse-charging incident bag.
The process of carrying the REV request in SUBSCRIBER message is: Event:reverse-charging
P-REV-Header:rev-type=rev-request; Charging-subscriber=" sipuser-B@terminatingnetwork.com ", partial-call=" rest-of-call ", wherein, " sipuser-B@terminatingnetwork.com " is the sign of called SIP terminal, and the expression request is paid for the remainder of calling out by called SIP terminal.
REV Service Control Unit B also can be in calling out other relevant message, and as INFO, UPDATE carries the REV request in ACK and other response message.
Step 2305, calling conversation control unit B forwarding are carried the SIPSUBSCRIBER message of REV request to called SIP terminal.
The REV request that called SIP terminal is carried according to SIP SUBSCRIBER message learns that calling terminal request called SIP terminal is this call payment.
Step 2306～step 2307, called SIP terminal send response 200 message of the SIPSUBSCRIBER message of carrying the REV request to REV Service Control Unit B.
Step 2308, called SIP terminal select to accept, ignore or refuse the REV request of calling terminal, send NOTIFY to calling conversation control unit B, and carry the REV response in NOTIFY.
If called SIP terminal has been accepted the REV request of calling terminal, the process that its NOTIFY carries REV is: Event:reverse-charging P-REV-Header:rev-type=rev-request; Charging-subscriber=" sipuser-B@terminatingnetwork.com ", partial-call=" rest-of-call " or Event:reverse-charging P-REV-Header:rev-type=rev-request; Charging-subscriber=" sipuser-B@terminatingnetwork.com ", partial-call=" whole-of-call ";
If called SIP terminal has been refused the REV request of calling terminal, the process that its NOTIFY carries REV is: Event:reverse-charging P-REV-Header:rev-type=rev-response; Error-info=" rejectedByUser ";
If called SIP terminal has been ignored the REV request of calling terminal, the process that its NOTIFY carries REV is: Event:reverse-charging P-REV-Header:rev-type=rev-response; Error-info=" UserIgnored ".
Step 2309, calling conversation control unit B forwarding are carried the NOTIFY of REV response to REV Service Control Unit B.
REV Service Control Unit B judges the REV response that NOTIFY carries, if called SIP terminal has been accepted the REV request of calling terminal, the charging processing module of REV Service Control Unit B notice called SIP terminal place network is billed to called SIP terminal with the cost of the phone call of this calling.
Step 2310～step 2311, REV Service Control Unit B send response 200 message of the NOTIFY that carries the REV response to called SIP terminal.
Response 200 message of step 2312, the INFO of REV Service Control Unit B in calling conversation control unit B forwarding step 2303, and in response 200 message, carry the REV response, the REV request of calling terminal has been accepted in expression.
The process of carrying the REV response in response 200 message is: carry P-REV-Header:rev-type=rev-response in the P-REV-Header territory of response 200 message; Charging-subscriber=" sipuser-B@terminatingnetwork.com ", partial-call=" rest-of-call " or carry P-REV-Header:rev-type=rev-response; Charging-subscriber=" sipuser-B@terminatingnetwork.com ", partial-call=" whole-of-call ".
Step 2313, calling conversation control unit B forwarding are carried response 200 message of REV response to the media gateway controlling unit.
Step 2314, media gateway controlling unit are the FAC message of SS7 signaling with response 200 message maps of SIP signaling, send FAC message to conventional telecommunication network, and the REV that carries according to response 200 message responds, in FAC message, carry REVCallingReqActive and transfer mode, be used to the REV request of notifying the calling terminal called SIP terminal to accept calling terminal.
The definition of REVCallingReqSetup is with reference to the definition of ITU-T in Q.736.3.
Conventional telecommunication network is received FAC message, according to the content among the REVCallingReqActive that carries, learns that called SIP terminal accepted the REV request of calling terminal and the transfermode behind the REV, and REV is carried out in this calling.
Step 2315, conventional telecommunication network send the facility message of Digital Subscriber Signaling No.1 to calling terminal, carry RequestREV in the facility message, and the indication called SIP terminal will be the remainder of this calling or all pay.
The definition of the RequestREV of Digital Subscriber Signaling No.1 is with reference to the definition of ITU-T in Q.956.
At this moment, calling terminal and called SIP terminal still keep conversation, but the calling charge that residue is called out or the full payment of this calling will be billed to called SIP terminal.
Figure 24 realizes the flow chart of the method embodiment 16 of REV business for the present invention, and terminal called is the terminal in the conventional telecommunication network, and calling terminal is a sip terminal, and signatory REV business of terminal called and signatory mode be to contract temporarily, and its concrete steps are:
Step 2400, caller sip terminal and terminal called are set up and are called out, during caller sip terminal and the terminal called conversation, the caller sip terminal sends SIP SUBSCRIBER message to calling conversation control unit A, carries the REV request in SIP SUBSCRIBER message, is used for activating the REV business temporarily.
In order in SIP SUBSCRIBER message, to carry the REV request, need the existing sip message of expansion, such as: increase a reverse-charging incident bag.
The process of carrying the REV request in SUBSCRIBER message is: Event:reverse-charging
P-REV-Header:rev-type=rev-request; Charging-subscriber=" 26540808@isdn.com ", partial-call=" rest-of-call ", wherein, " 26540808@isdn.com " is the sign of terminal called, the expression request is paid for the remainder of calling out by terminal called.
Calling conversation control unit A also can be in calling out other relevant message, and as INFO, UPDATE carries the REV request in ACK and other response message.
Step 2401, calling conversation control unit A transmit the SIPSUBSCRIBER message of carrying the REV request and arrive REV Service Control Unit A.
Step 2402～step 2403, REV Service Control Unit A send response 200 message of the SIPSUBSCRIBER message of carrying the REV request to the caller sip terminal.
Step 2404, REV Service Control Unit A judge the REV request that SIP SUBSCRIBER message is carried, if the caller sip terminal requires collect call, send INFO to calling conversation control unit A, and carry the REV request in INFO.
The process of carrying the REV request in INFO is: P-REV-Header:rev-type=rev-request; Charging-subscriber=" 26540808@isdn.com ", partial-call=" rest-of-call ", transfer-mode=" transfer ", expression request terminal called are that the remainder of this calling is paid, and adopt transfer mode behind the REV.
The process of carrying REV request in INFO also can be P-REV-Header:rev-type=rev-request; Charging-subscriber=" 26540808@isdn.com ", partial-call=" whole-of-call ", transfer-mode=" transfer ", expression request terminal called is called out whole paying for this, adopts transfer mode behind the REV.
REV Service Control Unit A also can be in calling out other relevant message, and as INFO, UPDATE carries the REV request in ACK and other response message.
Step 2405, calling conversation control unit A transmit the INFO that carries the REV request and arrive the media gateway controlling unit.
Step 2406, media gateway controlling unit are mapped to the INFO of SIP signaling the FAC message of SS7 signaling, send the FAC message of SS7 signaling to conventional telecommunication network, and the REV that carries according to INFO request, carry REVCallingReqActive and transfermode in FAC message, asking called is this call payment.
The definition of REVCallingReqActive is with reference to the definition of ITU-T in Q.736.3.
Step 2407, conventional telecommunication network are checked whether the contracted REV business of Case B of terminal called, if pass through, send the facility message of Digital Subscriber Signaling No.1 to terminal called, carry RequestREV, and the request terminal called be the remainder paying of this calling.
The definition of RequestREV is with reference to the definition of ITU-T in Q.956.
Step 2408, terminal called select to accept the REV request of caller sip terminal, and the facility message that sends Digital Subscriber Signaling No.1 is carried RequestREV to conventional telecommunication network in the facility message, and the indication terminal called has been accepted the REV request.
The definition of RequestREV is with reference to the definition of ITU-T in Q.956.
Conventional telecommunication network judges according to the content of RequestREV whether terminal called has accepted the REV request, if the transfer mode according to caller sip terminal place network provides carries out REV to this calling.
The FAC message that step 2409, conventional telecommunication network send the SS7 signaling is carried REVCallingReqActive and transfer mode to the media gateway controlling unit in the FAC message.
Response 200 message of step 2410, media gateway controlling unit INFO in calling conversation control unit A forwarding step 2405, and, carry the REV response according to REVCallingReqActive in the FAC message of SS7 signaling.
If terminal called has been accepted the REV request of caller sip terminal, respond 200 message and carry the process of REV response and be: in the P-REV-Header territory of response 200 message, carry P-REV-Header:rev-type=rev-request; Charging-subscriber=" 26540808@isdn.com ", partial-call=" rest-of-call " or carry P-REV-Header:rev-type=rev-request; Charging-subscriber=" 26540808@isdn.com ", partial-call=" whole-of-call ".
If the not signatory REV business of terminal called, the process that 200 response messages carry the REV response is: carry P-REV-Header:rev-type=rev-response in the P-REV-Header territory of 200 response messages; Error-info=" userNotSubscribed ";
If terminal called has been refused the REV request of caller sip terminal, the process that 200 response messages carry the REV response is: carry P-REV-Header:rev-type=rev-response in the P-REV-Header territory of 200 response messages; Error-info=" rejectedByUser ";
If terminal called has been ignored the REV request of caller sip terminal, the process that 200 response messages carry the REV response is: carry P-REV-Header:rev-type=rev-response in the P-REV-Header territory of 200 response messages; Error-info=" UserIgnored ".
Step 2411, calling conversation control unit A forwarding are carried 200 response messages of REV response to REV Service Control Unit A, REV Service Control Unit A responds the REV response that 200 message are carried according to this, judges whether terminal called place network has accepted counter-rotating charging request.If the charging processing module of REV Service Control Unit A notice caller sip terminal place network is billed to terminal called with the cost of the phone call of this calling.
Step 2412, REV Service Control Unit A send NOTIFY to calling conversation control unit A, and carry the REV response at NOTIFY.
If terminal called has been accepted the REV request of caller sip terminal, the process that its NOTIFY carries the REV response is: Event:reverse-charging P-REV-Header:rev-type=rev-request; Charging-subscriber=" 26540808@isdn.com ", partial-call=" rest-of-call " or Event:reverse-charging P-REV-Header:rev-type=rev-request; Charging-subscriber=" 26540808@isdn.com ", partial-call=" whole-of-call ";
If terminal called has been refused the REV request of caller sip terminal, the process that its NOTIFY carries the REV response is: Event:reverse-charging P-REV-Header:rev-type=rev-response; Error-info=" rejectedByUser ";
If terminal called has been ignored the REV request of caller sip terminal, the process that its NOTIFY carries the REV response is: Event:reverse-charging P-REV-Header:rev-type=rev-response; Error-inf-=" UserIgnored ".
Step 2413, calling conversation control unit A transmit the NOTIFY that carries the REV response and arrive the caller sip terminal, the caller sip terminal learns that according to the REV response that NOTIFY carries it is the remainder paying or the whole call payment of this calling that terminal called place network has been accepted.
Step 2414～step 2415, caller sip terminal send response 200 message of the NOTIFY that carries the REV response to REV Service Control Unit A.
At this moment, caller sip terminal and terminal called still keep conversation, but the calling charge that whole calling or residue are called out will be billed to terminal called.
Embodiment under Case B terminal called request REV situation
Figure 25 realizes the flow chart of the method embodiment 17 of REV business for the present invention, and calling terminal is the terminal in the conventional telecommunication network, and terminal called is a sip terminal, and signatory REV business of called SIP and signatory mode are temporary mode, and its concrete steps are:
Step 2500, calling terminal and called SIP terminal are set up and are called out, during calling terminal and the called SIP terminal conversation, called SIP terminal sends SIP SUBSCRIBER message to calling conversation control unit B, carries the REV request in SIP SUBSCRIBER message, is used for activating the REV business temporarily.
In order in SIP SUBSCRIBER message, to carry the REV request, need the existing sip message of expansion, such as: increase a reverse-charging incident bag.
The process of carrying the REV request in SUBSCRIBER message is: Event:reverse-chargingP-REV-Header:rev-type=rev-request; Charging-subscriber=" sipuser-B@terminatingnetwork.com ", partial-call=" rest-of-call ", wherein, " sipuser-B@terminatingnetwork.com " is the sign of called SIP terminal, and the expression request is paid for the remainder of calling out by called SIP terminal.
Call session Service Control Unit B also can be in calling out other relevant message, and as INFO, UPDATE carries the REV request in ACK and other response message.
Step 2501, calling conversation control unit B transmit the SIPSUBSCRIBER message of carrying the REV request and arrive REV Service Control Unit B.
REV Service Control Unit B judges the called SIP terminal REV business of whether having contracted, if, the REV Service Control Unit will carry the SIP SUBSCRIBER forwards of REV request to calling conversation control unit B, otherwise, send the 4xx refuse information to called SIP terminal, and in the P-REV-Header territory of 4xx refuse information, carry Event:reverse-charging P-REV-Header:rev-type=rev-response; Error-info=" userNotSubscribed ", the not signatory REV business of indication called SIP terminal.
Step 2502, REV Service Control Unit B send the 200OK response message of the SIP SUBSCRIBER message of carrying the REV request to calling conversation control unit B.
Step 2503, calling conversation control unit B transmit the 200OK response message to called SIP terminal.
Step 2504, REV Service Control Unit B send INFO to calling conversation control unit B, and carry the REV request in message, be used for to the calling terminal request, and be this call payment by called SIP terminal.
The process of carrying the REV request at INFO is: Event:Event:reverse-charging P-REV-Header:rev-type=rev-request is carried in the P-REV-Header territory at INFO; Charging-subscriber=" sipuser-B@terminatingnetwork.com ", partial-call=" rest-of-call ".
REV Service Control Unit B also can be in calling out other relevant message, and as UPDATE, ACK and response message carry the REV request.
Step 2505, calling conversation control unit B transmit the INFO that carries the REV request and arrive the media gateway controlling unit.
Step 2506, media gateway controlling unit send the FAC message of SS7 signaling to conventional telecommunication network, and carry REVCalledRequest in FAC message, are used to indicate conventional telecommunication network, and called SIP terminal will be paid for the remainder of this calling.
If conventional telecommunication network is supported the REV business, the cost of the phone call of this calling is billed to called SIP terminal, otherwise, refuse this calling, and return error code.
The definition of REVCalledRequest is with reference to the definition of ITU-T in Q.736.3.
Step 2507, conventional telecommunication network send the NOTIFY of Digital Subscriber Signaling No.1 to calling terminal, indication " Reverse charging (For the rest of the call) ", and the expression called SIP terminal will be that the remainder of this calling is paid.
The definition of the NOTIFY of Digital Subscriber Signaling No.1 is with reference to the definition of ITU-T in Q.956.
Step 2508, conventional telecommunication network send the FAC message of SS7 signaling to the media gateway controlling unit, and in FAC message, carry REVCalledRequest, be used to indicate the media gateway controlling unit, calling terminal place network has been accepted called SIP terminal and has been paid for the remainder of this calling.
Step 2509, media gateway controlling unit send response 200 message of the INFO that carries the REV request to calling conversation control unit B, and in response 200 message, carrying the REV response, expression calling terminal place network has been accepted the REV request of called SIP terminal.
The process of carrying the REV response in response 200 message is: carry Event:Event:reverse-charging P-REV-Header:rev-type=rev-request in the P-REV-Header territory of response 200 message; Charging-subscriber=" sipuser-B@terminatingnetwork.com ", partial-call=" rest-of-call ".
The media gateway controlling unit also can be in other message of this calling, and as INFO, UPDATE carries the REV response in ACK and other response message.
Step 2510, calling conversation control unit B transmit response 200 message of carrying the REV response and arrive REV Service Control Unit B, REV Service Control Unit B responds the REV response that 200 message are carried according to this, determine whether calling terminal place network has accepted the REV request: if, the charging processing module of REV Service Control Unit B notice called SIP terminal place network is billed to called SIP terminal with the cost of the phone call of this calling.
Step 2511, REV Service Control Unit B send NOTIFY to calling conversation control unit B, and the REV request of called SIP terminal has been accepted in expression.
Can carry Event:reverse-charging P-REV-Header:rev-type=rev-request in the NOTIFY; Charging-subscriber=" sipuser-B@terminatingnetwork.com ", partial-call=" rest-call ".
Step 2512, calling conversation control unit B transmit NOTIFY to called SIP terminal, and called SIP terminal learns that according to the P-REV-Header territory in the NOTIFY it is the remainder paying of this calling that calling terminal has been accepted called SIP terminal.
Step 2513～step 2514, called SIP terminal send response 200 message of NOTIFY to REV Service Control Unit B.
At this moment, calling terminal and called SIP terminal still keep conversation, but the calling charge that residue is called out will be billed to called SIP terminal.
Figure 26 realizes the flow chart of the method embodiment 18 of REV business for the present invention, and terminal called is the terminal in the conventional telecommunication network, and calling terminal is a sip terminal, and signatory REV business of terminal called and signatory mode are temporary mode, and its concrete steps are:
Step 2600, caller sip terminal and terminal called are set up and are called out, during caller sip terminal and the terminal called conversation, terminal called sends the facility message of Digital Subscriber Signaling No.1 to conventional telecommunication network, carries RequestREV, indication Case B, the request terminal called is this call payment.
The definition of RequestREV is with reference to the definition of ITU-T in Q.956.
Step 2601, conventional telecommunication network judge that whether contracted REV business and signatory mode of terminal called is Case B, if, conventional telecommunication network sends FAC message to the media gateway controlling unit, carry REVCalledRequest in the message, be used to indicate the media gateway controlling unit, terminal called will be paid for the remainder of this calling.
The definition of REVCalledRequest is with reference to the definition of ITU-T in Q.736.3.
Step 2602, media gateway controlling unit send INFO to calling conversation control unit A, and carry the REV request in message, be used for to the request of caller sip terminal, and by terminal called the remainder paying of this calling.
The process that INFO carries the REV request is: carry P-REV-Header:rev-type=rev-request in the P-REV-Header territory of INFO; Charging-subscriber=" 26540808@isdn.com ", partial-call=" rest-of-call ", " 26540808@isdn.com " is the sign of terminal called in packet network, and the expression request is paid for the remainder of this calling by terminal called.
REV Service Control Unit B also can be in other message of this calling, and as UPDATE, ACK and response message carry the REV request.
Step 2603, calling conversation control unit A forwarding are carried the INFO of REV request to REV Service Control Unit A.
REV Service Control Unit A judges whether caller sip terminal place network supports REV, if do not support, refuse this calling, send the 4xx refuse information, and in the P-REV-Header territory of 4xx refuse information, carry P-REV-Header:rev-type=rev-response; Error-info=" rejectedByNetwork "; If support, the REV that carries according to INFO asks, learn that the terminal called request pays for the remainder of this calling, the charging processing module of notice caller sip terminal place network is billed to terminal called with the remainder of the cost of the phone call of this calling.
Step 2604, REV Service Control Unit A send response 200 message of INFO to calling conversation control unit A, and carry the REV response in response 200 message, and the REV request of terminal called has been accepted in expression.
The process of carrying the REV response in response 200 message is: carry P-REV-Header:rev-type=rev-response in the P-REV-Header territory of response 200 message; Charging-subscriber=" 26540808@isdn.com ", partial-call=" rest-of-call ".
REV Service Control Unit A also can be in other message of this calling, and as INFO, UPDATE carries the REV response in ACK and other response message.
Step 2605, calling conversation control unit A forwarding are carried response 200 message of REV response to the media gateway controlling unit.
Step 2606, media gateway controlling unit send the FAC message of SS7 signaling to conventional telecommunication network, and in FAC message, carry REVCalledRequest, be used to indicate conventional telecommunication network, caller sip terminal place network has been accepted terminal called and has been paid for the remainder of this calling.
Conventional telecommunication network is billed to terminal called with the cost of the phone call of this calling.
Step 2607, conventional telecommunication network carry RequestREV to the facility message that terminal called sends Digital Subscriber Signaling No.1, and the indication terminal called will be paid for the remainder of this calling.
The definition of the RequestREV of Digital Subscriber Signaling No.1 is with reference to the definition of ITU-T in Q.956.
Step 2608～2611, REV Service Control Unit A further send MESSAGE message to the caller sip terminal, indication caller sip terminal, and terminal called will be paid for the whole or remainder of this calling.
At this moment, caller sip terminal and terminal called still keep conversation, but the calling charge that residue is called out will be billed to terminal called.
Embodiment under Case C situation
Embodiment under Case C situation is similar to Figure 25 or the described embodiment of Figure 26, only (terminal called can be the terminal called of packet telecommunications network to terminal called, also can be called SIP terminal) when carrying out the REV request, that ask is the REV of whole calling, therefore, can be not repeated here with reference to the embodiment under the Case B situation at the embodiment under the Case C situation.
Embodiment under Case D situation
Figure 27 realizes the flow chart of the method embodiment 19 of REV business for the present invention, and calling terminal is the terminal in the conventional telecommunication network, and terminal called is a sip terminal, and signatory REV business of called SIP terminal and signatory mode are perpetual model, and its concrete steps are:
Step 2700, calling terminal make a call, and the SETUP message that sends Digital Subscriber Signaling No.1 is to conventional telecommunication network.
Step 2701, conventional telecommunication network send the IAM message of SS7 signaling to the media gateway controlling unit.
Step 2702, media gateway controlling unit send the SIP INVITE to calling conversation control unit B.
Step 2703, calling conversation control unit B transmit the SIP INVITE to REV Service Control Unit B.
Step 2704, REV Service Control Unit B judge that whether contracted REV business and signatory mode of called SIP terminal is perpetual model, if, REV Service Control Unit B carries the REV indication at the SIP INVITE, is used to notify called SIP terminal, and called SIP terminal will be this call payment.
The process of carrying the REV indication at the SIP INVITE is: P-REV-Header:rev-type=rev-indication; Charging-subscriber=" sipuser-B@terminatingnetwork.com ", wherein, " sipuser-B@terminatingnetwork.com " is the sign of called SIP terminal, expression comes to be this call payment by called SIP terminal.
REV Service Control Unit B also can call out in other follow-up message at this, and as INFO, UPDATE carries the REV indication in ACK and the response message.
Step 2705, calling conversation control unit B transmit the SIP INVITE that carries the REV indication and arrive called SIP terminal.
Step 2706～step 2711, media gateway controlling unit and called SIP terminal begin media resource and consult and resource reservation, the called SIP terminal ring, called SIP terminal sends 180ringing message, this message sends to the media gateway controlling unit through calling conversation control unit B and REV Service Control Unit B, the media gateway controlling unit with the 180ringing message conversion be the ACM forwards of SS7 signaling to conventional telecommunication network, conventional telecommunication network sends CALL PROC message to calling terminal.
Step 2712, REV Service Control Unit B send INFO to calling conversation control unit B, and carry the REV request, be used for to the calling terminal request, and be this call payment by called SIP terminal.
The process of carrying the REV request in INFO is: carry P-REV-Header:rev-type=rev-request in the P-REV-Header territory of INFO; Charging-subscriber=" sipuser-B@terminatingnetwork.com ".
REV Service Control Unit B also can be in other message of this calling, and as UPDATE, ACK and response message carry the REV request.
Step 2713, calling conversation control unit B transmit the INFO that carries the REV request and arrive the media gateway controlling unit.
Step 2714, media gateway controlling unit send the FAC message of SS7 signaling to conventional telecommunication network, and carry REVCalledRequest in FAC message, are used to indicate conventional telecommunication network, and called SIP terminal will be this call payment.
If conventional telecommunication network is supported the REV business, the cost of the phone call of this calling is billed to called SIP terminal, otherwise, refuse this calling, and return error code.
The definition of REVCalledRequest is with reference to the definition of ITU-T in Q.736.3.
Step 2715, conventional telecommunication network send the FAC message of SS7 signaling to the media gateway controlling unit, and in FAC message, carry REVCalledRequest, be used to indicate the media gateway controlling unit, calling terminal place network has been accepted called SIP terminal and has been this call payment.
Step 2716, media gateway controlling unit send response 200 message of INFO to calling conversation control unit B, and carry the REV response in response 200 message, and expression calling terminal place network has been accepted the REV request of called SIP terminal.
The process of carrying the REV response in response 200 message is: carry P-REV-Header:rev-type=rev-response in the P-REV-Header territory of response 200 message; Charging-subscriber=" sipuser-B@terminatingnetwork.com ".
The media gateway controlling unit also can be in other message of this calling, and as INFO, UPDATE, ACK and other response message carry the REV response.
Step 2717, calling conversation control unit B transmit response 200 message of carrying the REV response and arrive REV Service Control Unit B, REV Service Control Unit B responds the REV response that 200 message are carried according to this, determine whether calling terminal place network has accepted counter-rotating charging request: if, the charging processing module of REV Service Control Unit B notice called SIP terminal place network is billed to called SIP terminal with the cost of the phone call of this calling.
Step 2718～step 2723, called SIP terminal off-hook, called SIP terminal sends 200OK message, this message sends to the media gateway controlling unit through calling conversation control unit B and REV Service Control Unit B, the media gateway controlling unit is that the ANM of SS7 signaling is forwarded to conventional telecommunication network with the 200OK message conversion, conventional telecommunication network sends CONNECT to calling terminal, and comprises the indication of REV notice in CONNECT: " Reverse charging (Whole call) ".
The definition of REV notice indication is with reference to the definition of ITU-T in Q.956.
At this moment, conversation is set up, and calling terminal and called SIP terminal begin conversation, and this calling will be billed to called SIP terminal.
Figure 28 realizes the flow chart of the method embodiment 20 of REV business for the present invention, and terminal called is the terminal in the conventional telecommunication network, and calling terminal is a sip terminal, and the signatory REV of terminal called is professional and be perpetual model, and its concrete steps are:
Step 2800, caller sip terminal make a call, and send the SIP INVITE to calling conversation control unit A.
Step 2801, calling conversation control unit A transmit SIP INVITE asks REV Service Control Unit A.
Step 2802, REV Service Control Unit A transmit the SIP INVITE to calling conversation control unit A.
Step 2803, calling conversation control unit A transmit the SIP INVITE to the media gateway controlling unit.
Step 2804, caller sip terminal and media gateway controlling unit begin media resource to be consulted and resource reservation, and after media resource negotiation and the resource reservation success, the media gateway controlling unit sends the IAM message of SS7 signaling to conventional telecommunication network.
Step 2805, conventional telecommunication network send the ACM message of SS7 signaling to the media gateway controlling unit.
Step 2806～step 2809, media gateway controlling unit send 180 message, and this message sends to the caller sip terminal through calling conversation control unit A and REV Service Control Unit A.
Step 2810, conventional telecommunication network judge that whether contracted REV business and signatory mode of terminal called is perpetual model, be Case D, if, conventional telecommunication network sends FAC message to the media gateway controlling unit, carry REVCalledRequest in the message, be used to indicate the media gateway controlling unit, terminal called will be this call payment.
The definition of REVCalledRequest is with reference to the definition of ITU-T in Q.736.3.
Step 2811, media gateway controlling unit send INFO to calling conversation control unit A, and carry the REV request in message, be used for to the request of caller sip terminal, and be this call payment by terminal called.
The process that INFO carries the REV request is: carry P-REV-Header:rev-type=rev-request in the P-REV-Header territory of INFO; Charging-subscriber=" 26540808@isdn.com ", " 26540808@isdn.com " are the sign of terminal called in packet network, and the expression request comes to be this call payment by terminal called.
REV Service Control Unit B also can as UPDATE, carry the REV request in ACK and the response message in other message of this calling.
Step 2812, calling conversation control unit A forwarding are carried the INFO of REV request to REV Service Control Unit A.
REV Service Control Unit A judges whether caller sip terminal place network supports the REV business, if do not support, refuse this calling, send the 4xx refuse information, and in the P-REV-Header territory of 4xx refuse information, carry P-REV-Header:rev-type=rev-response; Error-info=" rejectedByNetwork "; If support, carry the REV request according to INFO, learn that the terminal called request is this call payment, the charging processing module of notice caller sip terminal place network is billed to terminal called with the cost of the phone call of this calling.
Step 2813, REV Service Control Unit A send response 200 message of the INFO that carries the REV request to calling conversation control unit A, and carry the REV response in response 200 message, and the REV request of terminal called has been accepted in expression.
The process of carrying the REV response in response 200 message is to carry P-REV-Header:rev-type=rev-response in the P-REV-Header territory of response 200 message; Charging-subscriber=" 26540808@isdn.com ".
REV Service Control Unit A also can be in other message of this calling, and as INFO, UPDATE carries the REV response in ACK and other response message.
Step 2814, calling conversation control unit A forwarding are carried response 200 message of REV response to the media gateway controlling unit.
Step 2815, media gateway controlling unit send the FAC message of SS7 signaling to conventional telecommunication network, and in FAC message, carry REVCalledRequest, be used to indicate conventional telecommunication network, it is this call payment that calling terminal place network has been accepted terminal called.
Conventional telecommunication network is billed to terminal called with the cost of the phone call of this calling.
Step 2816, conventional telecommunication network send the SETUP message of Digital Subscriber Signaling No.1 to terminal called, carry REVIndication in the message, the indication terminal called, and terminal called will be this call payment.
The definition of REVIndication is with reference to the definition of ITU-T in Q.956.
Step 2817～step 2822, terminal called off-hook, terminal called sends the CONNECT of Digital Subscriber Signaling No.1 to conventional telecommunication network, conventional telecommunication network sends the ANM of SS7 signaling to the media gateway controlling unit, the media gateway controlling unit sends the 200OK message of SIP signaling, this information sends to the caller sip terminal through calling conversation control unit A and REV Service Control Unit A, calling terminal and called SIP terminal begin conversation, and this calling will be billed to terminal called.
REV Service Control Unit A inserts the REV indication in 200OK message, be used to notify the caller sip terminal, terminal called will be this call payment, and its process is: P-REV-Header:rev-type=rev-indication is carried in the P-REV-Header territory in 200OK message; Charging-subscriber=" 26540808@isdn.com ".
REV Service Control Unit A also can be in other message of this calling, and as INFO, UPDATE, ACK and other response message carry the REV indication.
By system and method provided by the invention, can be in packet telecommunications network, and under packet telecommunications network and the situation, realize the REV business based on Circuit-switched conventional telecommunication network intercommunication, satisfy the demand of terminal REV.In the present invention, the REV business can be signatory by calling terminal, pay for terminal called behind the REV, and can behind the REV Freephone also by called signatory.The REV business can be signed up as temporary mode or perpetual model: under temporary mode, REV is initiated when the call setup or in the communication process by calling terminal or terminal called, and the scope of REV is that whole calling or residue are called out; When perpetual model, REV is initiated when the call setup or in the communication process by the REV Service Control Unit of calling terminal or terminal called place network side, and the scope of REV is that whole calling or residue are called out.
The above only is preferred embodiment of the present invention, not in order to restriction the present invention, all any modifications of being made within the spirit and principles in the present invention, is equal to and replaces and improvement etc., all should be included within protection scope of the present invention.

Claims (42)

1, a kind of system that in packet network, realizes counter-rotating charging REV business, it is characterized in that, this system comprises: carry out the REV Service Control Unit of the professional control of REV, REV Service Control Unit and calling conversation control unit are carried out Session initiation protocol SIP message and are carried out interacting message with the charging processing module.
2, the system as claimed in claim 1 is characterized in that, it is mutual that the E2 interface of employing SIP carries out sip message between the described calling conversation control unit, is used to transmit REV information.
3, the system as claimed in claim 1 is characterized in that, the interface between described REV Service Control Unit and the calling conversation control unit is used to transmit REV information for adopting E3 interface or the internal interface of SIP.
4, the system as claimed in claim 1, it is characterized in that this system also comprises several Service Control Units, to carry out sip message mutual with several Service Control Units respectively for described calling conversation control unit, between interface for adopting the E3 interface of SIP, be used to transmit REV information.
5, the system as claimed in claim 1 is characterized in that, the interface between described charging processing module and the described REV Service Control Unit is used to transmit REV information for adopting the E7 interface of diameter Diameter, to handle offline charging or online charging.
6, the system as claimed in claim 1, it is characterized in that, described charging processing module also and carry out interacting message between the calling conversation control unit, and the interface between the calling conversation control unit is for adopting the E7 interface of Diameter or Session Initiation Protocol, be used to transmit REV information, to handle offline charging or online charging.
7, the system as claimed in claim 1, it is characterized in that, this system comprises also with calling conversation control unit and carries out at least one mutual sip terminal of sip message that the interface between this sip terminal and the calling conversation control unit is used to transmit REV information for adopting the E1 interface of SIP.
8, the system as claimed in claim 1 is characterized in that, this system also comprises with calling conversation control unit and carries out the mutual IAD control unit of sip message.
9, system as claimed in claim 8, it is characterized in that, interface between described IAD control unit and the calling conversation control unit is internal interface or is the E8 interface that adopts SIP, be used to transmit REV information, the REV business information that is carried on the REV business information in the traditional circuit domain message and be carried in the sip message is carried out all or part of translating.
10, system as claimed in claim 8 is characterized in that, described IAD control unit also carries out interacting message with described charging processing module, between interface for adopting the E7 interface of Diameter, be used to transmit REV information.
11, the system as claimed in claim 1 is characterized in that, described REV Service Control Unit also comprises: SIP processing module, REV business logic processing module and REV notification module, wherein,
The SIP processing module is used to receive the sip message from calling conversation control unit, sends to REV business logic processing module after the parsing; Perhaps, generate sip message, send to calling conversation control unit according to the result of REV business logic processing module;
REV business logic processing unit is used for the user signing contract information according to the sip message after the parsing that receives from the SIP processing module and self storage, and actuating logic is handled, and result is notified to SIP processing module and REV notification module;
The REV notification module sends charge information to the charging processing module after being used to receive the notice of REV business logic processing module transmission.
12, the system as claimed in claim 1, it is characterized in that, this system also comprises based on Circuit-switched communication network and media gateway controlling unit, wherein, carry out interacting message based on Circuit-switched communication network by media gateway controlling unit and calling conversation control unit, be used to transmit REV information, the REV business information that is carried on the REV business information in the traditional circuit domain message and be carried in the sip message is carried out all or part of translating.
13, system as claimed in claim 12 is characterized in that, described media gateway controlling unit also carries out interacting message with the charging processing module, between interface for adopting the E7 interface of Diameter, be used to transmit REV information.
14, system as claimed in claim 12 is characterized in that, the interface between described media gateway controlling unit and the calling conversation control unit adopts internal interface of setting or the E4 interface that adopts SIP.
As claim 12 or 10 described systems, it is characterized in that 15, the process that the described REV business information that will be carried in the traditional circuit domain message translates to the REV business information that is carried in the sip message is: encapsulation or mapping.
16, as claim 3,5,6,9,10,12 or 13 described systems, it is characterized in that described REV information comprises one or more combinations in REV solicited message, REV response message, REV indication information, REV charging indication information and the charge number information at least.
17, system as claimed in claim 16 is characterized in that, described REV information comprises that also sip user identification information, REV charge mode information, the whole calling of asking REV still call out remainder and carry out one or more combinations in the information of REV.
18, system as claimed in claim 16 is characterized in that, described REV response message is for accepting REV request or refusal REV request or ignoring the REV information requested.
19, a kind of method that realizes the REV business in packet network is characterized in that this method comprises:
Calling terminal place network sends to terminal called place network and carries the sip message of REV information, and the REV information that the network based sip message in terminal called place carries determines to carry out REV;
Perhaps terminal called place network sends to calling terminal place network and carries the sip message of REV information, and the REV information that the network based sip message in calling terminal place carries determines to carry out REV.
20, method as claimed in claim 19 is characterized in that, after described terminal called place network was determined to carry out REV, this method also comprised:
Terminal called place network sends to calling terminal place network and carries the sip message of REV information, and the REV information that the network based sip message in calling terminal place carries determines to carry out REV;
After described calling terminal place network was determined to carry out REV, this method also comprised:
Calling terminal place network sends to terminal called place network and carries the sip message of REV information, and the REV information that the network based sip message in terminal called place carries determines to carry out REV.
21, method as claimed in claim 19 is characterized in that, the REV information that the network based sip message in described terminal called place carries determines that the process of carrying out REV is:
The REV information that calling conversation control unit under the terminal called or REV Service Control Unit carry according to sip message, notice charging processing module is billed to calling terminal with the cost of the phone call of this calling;
Or calling conversation control unit under the terminal called or the REV Service Control Unit REV information of carrying according to sip message, notice charging processing module is billed to terminal called with the cost of the phone call of this calling;
Or calling conversation control unit under the terminal called or the REV Service Control Unit REV information of carrying according to sip message, notice charging processing module is with this calling charging of reversing
22, method as claimed in claim 19 is characterized in that, the REV information that the network based sip message in described calling terminal place carries determines that the process of carrying out REV is:
The REV information that calling conversation control unit under the calling terminal or REV Service Control Unit carry according to sip message, notice charging processing module is billed to terminal called with the cost of the phone call of this calling;
Or calling conversation control unit under the calling terminal or the REV Service Control Unit REV information of carrying according to sip message, notice charging processing module is billed to calling terminal with the cost of the phone call of this calling;
Or calling conversation control unit under the calling terminal or the REV Service Control Unit REV information of carrying according to sip message, notice charging processing module is with this calling charging of reversing.
23, method as claimed in claim 19 is characterized in that, it is the REV request that described calling terminal place network sends the sip message that carries REV information to terminal called place network;
After terminal called place network was determined to carry out REV, this method further comprised:
Terminal called place network sends the REV response to calling terminal place network.
24, method as claimed in claim 19 is characterized in that, it is the REV indication that described calling terminal place network sends the sip message that carries REV information to terminal called place network.
25, method as claimed in claim 19 is characterized in that, it is the REV request that described terminal called place network sends the sip message that carries REV information to calling terminal place network;
After calling terminal place network was determined to carry out REV, this method further comprised:
Calling terminal place network sends the REV response to calling terminal place network.
26, method as claimed in claim 19 is characterized in that, it is the REV indication that described terminal called place network sends the sip message that carries REV information to terminal called place network.
27, as claim 24 or 26 described methods, it is characterized in that, described REV indication is carried at SIP INVITE or information INFO or updating message UPDATE or response message ACK, or send in the response message, carry the information that remainder REV is still called out in sip terminal sign, REV charge mode and the whole calling of carrying out REV.
28, as claim 23 or 25 described methods, it is characterized in that, described REV request is carried in SIP INVITE or INFO or UPDATE or ACK or the response message and sends, and carries the information that remainder REV is still called out in sip terminal sign, REV charge mode and the whole calling of carrying out REV.
29, as claim 23 or 25 described methods, it is characterized in that, described REV response is carried in SIP INVITE or INFO or UPDATE or ACK or the response message and sends, the information that described REV response is still called out remainder REV for sip terminal sign, REV charge mode and the whole calling accepting REV request, refusal REV request or ignore the REV request, carry to carry out REV.
As claim 21 or 22 described methods, it is characterized in that 30, the process that described notice charging processing module is chargeed is:
Send to the charging processing module and to carry the whether Diameter message of active information and billing terminal sign of REV, the charging processing module is chargeed according to Diameter message.
31, a kind of method that realizes the REV business in packet network is characterized in that this method comprises:
Send the message of carrying REV information based on Circuit-switched communication network to packet telecommunications network, packet telecommunications network determines to carry out REV according to the REV information of this message;
Perhaps packet telecommunications network determines carry out REV based on Circuit-switched communication network according to the REV information of this message to sending the message of carrying REV information based on Circuit-switched communication network.
32, as right 31 described methods, it is characterized in that, described packet telecommunications network is determined to carry out after the REV, this method also comprises: packet telecommunications network determines carry out REV based on Circuit-switched communication network according to the REV information of this message to sending the message of carrying REV information based on Circuit-switched communication network;
Describedly determine to carry out after the REV based on Circuit-switched communication network, this method also comprises: send the message of carrying REV information based on Circuit-switched communication network to packet telecommunications network, packet telecommunications network determines to carry out REV according to the REV information of this message.
As claim 31 or 32 described methods, it is characterized in that 33, described packet telecommunications network determines that according to the REV information of this message the process of carrying out REV is:
Calling conversation control unit or REV Service Control Unit or media gateway controlling unit, the REV information of carrying according to message, notice charging processing module is billed to calling terminal with the cost of the phone call of this calling;
Or calling conversation control unit or REV Service Control Unit or media gateway controlling unit, the REV information of carrying according to message, notice charging processing module is billed to terminal called with the cost of the phone call of this calling;
Or calling conversation control unit or REV Service Control Unit or media gateway controlling unit, the REV information of carrying according to message is with this calling charging of reversing.
34, method as claimed in claim 31 is characterized in that, described packet telecommunications network is the REV request to send the message of carrying REV information based on Circuit-switched communication network;
After Circuit-switched communication network was determined to carry out REV, this method further comprised:
Circuit-switched communication network sends the REV response to packet telecommunications network.
35, method as claimed in claim 31 is characterized in that, described packet telecommunications network is the REV indication to send the message of carrying REV information based on Circuit-switched communication network.
36, method as claimed in claim 31 is characterized in that, described message of carrying REV information to the packet telecommunications network transmission based on Circuit-switched communication network is the REV request;
After packet telecommunications network was determined to carry out REV, this method further comprised:
Packet telecommunications network sends the REV response to Circuit-switched communication network.
37, method as claimed in claim 31 is characterized in that, described message of carrying REV information to the packet telecommunications network transmission based on Circuit-switched communication network is the REV indication.
38, as claim 35 or 37 described methods, it is characterized in that, described REV indication is carried at SIP INVITE or information INFO or updating message UPDATE or response message ACK, or send in the response message, carry the information that remainder REV is still called out in sip terminal sign, REV charge mode and the whole calling of carrying out REV.
39, as claim 34 or 36 described methods, it is characterized in that, described REV request is carried in SIP INVITE or INFO or UPDATE or ACK or the response message and sends, and carries the information that remainder REV is still called out in sip terminal sign, REV charge mode and the whole calling of carrying out REV.
40, as claim 34 or 36 described methods, it is characterized in that, described REV response is carried in SIP INVITE or INFO or UPDATE or ACK or the response message and sends, the information that described REV response is still called out remainder REV for sip terminal sign, REV charge mode and the whole calling accepting REV request, refusal REV request or ignore the REV request, carry to carry out REV.
41, method as claimed in claim 33 is characterized in that, the process that described notice charging processing module is chargeed is:
Send to the charging processing module and to carry the whether Diameter message of active information and billing terminal sign of REV, the charging processing module is chargeed according to Diameter message.
42, a kind of REV Service Control Unit is characterized in that, this unit comprises: SIP processing module, REV business logic processing module and REV notification module, wherein,
The SIP processing module is used to receive the sip message from calling conversation control unit, sends to REV business logic processing module after the parsing; Perhaps, generate sip message, send to calling conversation control unit according to the result of REV business logic processing module;
REV business logic processing unit is used for the terminal unit contractual REV information according to the sip message after the parsing that receives from the SIP processing module and self storage, and actuating logic is handled, and result is notified to SIP processing module and REV notification module;
After the REV notification module was used to receive the notice of REV business logic processing module transmission, notice charging processing module was carried out REV.
CN 200610140008 2006-04-03 2006-10-08 System, method and device for realizing reverse charging business in block network Pending CN101051915A (en)

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CN200610066704 2006-04-03
CN200610066704.4 2006-04-03
CN 200610140008 CN101051915A (en) 2006-04-03 2006-10-08 System, method and device for realizing reverse charging business in block network

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102474419A (en) * 2009-07-24 2012-05-23 阿尔卡特朗讯 Mechanism to convey dynamic charging information over SIP
CN102752121A (en) * 2011-04-22 2012-10-24 中兴通讯股份有限公司 Reverse charging method and device of multi-media stream
CN102752120A (en) * 2011-04-20 2012-10-24 中兴通讯股份有限公司 Reverse charging method, system and terminal for multimedia stream

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102474419A (en) * 2009-07-24 2012-05-23 阿尔卡特朗讯 Mechanism to convey dynamic charging information over SIP
CN102752120A (en) * 2011-04-20 2012-10-24 中兴通讯股份有限公司 Reverse charging method, system and terminal for multimedia stream
WO2012142826A1 (en) * 2011-04-20 2012-10-26 中兴通讯股份有限公司 Method, system, and terminal for reverse charging of multimedia stream
CN102752121A (en) * 2011-04-22 2012-10-24 中兴通讯股份有限公司 Reverse charging method and device of multi-media stream
WO2012142825A1 (en) * 2011-04-22 2012-10-26 中兴通讯股份有限公司 Method and device for reverse charging of multimedia stream

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Application publication date: 20071010