CN102158472A - Intelligent service failure processing method and signaling transfer point (STP) - Google Patents
Intelligent service failure processing method and signaling transfer point (STP) Download PDFInfo
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- CN102158472A CN102158472A CN2011100374311A CN201110037431A CN102158472A CN 102158472 A CN102158472 A CN 102158472A CN 2011100374311 A CN2011100374311 A CN 2011100374311A CN 201110037431 A CN201110037431 A CN 201110037431A CN 102158472 A CN102158472 A CN 102158472A
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Abstract
The invention provides an intelligent service failure processing method and a signaling transfer point (STP). The method comprises that: the STP receives a message for triggering an intelligent service from a service switching point (SSP); after receiving the message for triggering the intelligent service, the STP judges whether a service control point (SCP) is abnormal or not; and if the SCP is judged to be abnormal and bypass processing is required, the STP transmits the message for indicating the SSP to continue service connection to the SSP. The embodiment of the invention can be unconstrained by an end office, and has a wider application range.
Description
Technical field
The present invention relates to mobile communication technology, relate in particular to a kind of IN service fault handling method and STP.
Background technology
Service Switching Point (Service Switching Point, SSP) judge that the user has service control point (Service Control Point, SCP) during relevant IN service, trigger start detection point (InitialDetect Point, IDP) message, this IDP message from SSP by Signalling Transfer Point (SignalingTransfer Point, STP) send to service control point (Service Control Point, SCP).When SCP fault or SCP were unreachable, STP can abandon this IDP message.If SSP is a talking connection process of finishing intelligent subscriber according to the order of SCP, then SCP fault or when unreachable because SSP can't receive the order that SCP returns, then can't guarantee the conversation of intelligent subscriber.In addition, in order to guarantee the conversation of intelligent subscriber, also can be when the service exception situation occurring between SSP discovery self and the SCP, SSP can close all intelligent contactors of self this calling, no longer send message, and send under the situation of order and proceed the call proceeding process not receiving SCP to SCP.
But SSP is end office's node, realizes that thereon this scheme has following problem: can and only can (User Equipment UE) provides this function, can't realize above-mentioned functions again after local UE roams into other networks for local subscriber apparatus; And SSP may insert new SSP at any time as end office (EO), if the new SSP that inserts does not support above-mentioned functions, then can influence the use of whole network function, and network compatibility is poor, and the scope of application is fewer.
Summary of the invention
The embodiment of the invention provides a kind of IN service fault handling method and STP, in order to solve the problem that exists in the prior art when the SSP side is handled.
The embodiment of the invention provides a kind of IN service fault handling method, comprising:
Signalling Transfer Point STP receives the message that is used for trigger intelligent business that the service switching point sends;
Described STP judges whether the service control point (SCP) occurs unusually after receiving the described message that is used for trigger intelligent business;
If described SCP occurs unusual, and put logical bypass processing if desired, STP sends to SSP and is used to indicate SSP to continue the message of business continuing.
The embodiment of the invention provides a kind of STP, comprising:
Receiver module is used to receive the message that is used for trigger intelligent business that the service switching point sends;
First judge module is used for judging whether the service control point (SCP) occurs unusually after receiving the described message that is used for trigger intelligent business;
Processing module occurs unusually if be used for described SCP, and puts logical bypass processing if desired, and STP sends to SSP and is used to indicate SSP to continue the message of business continuing.
As shown from the above technical solution, the embodiment of the invention judges whether SCP is unusual by STP when the IN service, because STP is not end office's equipment, can avoid the problem that causes when handling by the SSP of end office (EO), because opposite end office's no requirement (NR) is receiving end limitation system not, go for roaming, the scene of non-roaming scene and newly-increased end office (EO) equipment, enlarge the scope of application.
Description of drawings
In order to be illustrated more clearly in the technical scheme in the embodiment of the invention, the accompanying drawing of required use is done an introduction simply in will describing embodiment below, apparently, accompanying drawing in describing below is some embodiments of the present invention, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the method flow schematic diagram of first embodiment of the invention;
Fig. 2 is the method flow schematic diagram of second embodiment of the invention;
Fig. 3 is the unusual situation schematic diagram of SCP notice STP in the embodiment of the invention;
Fig. 4 is known the inaccessible situation schematic diagram of SCP for STP self in the embodiment of the invention;
Fig. 5 is known the inaccessible situation schematic diagram of SCP for STP in the embodiment of the invention by another STP;
Fig. 6 is the method flow schematic diagram of third embodiment of the invention;
Fig. 7 is the method flow schematic diagram of fourth embodiment of the invention;
Fig. 8 is the structural representation of the STP of fifth embodiment of the invention.
Embodiment
For the purpose, technical scheme and the advantage that make the embodiment of the invention clearer, below in conjunction with the accompanying drawing in the embodiment of the invention, technical scheme in the embodiment of the invention is clearly and completely described, obviously, described embodiment is the present invention's part embodiment, rather than whole embodiment.Based on the embodiment among the present invention, those of ordinary skills belong to the scope of protection of the invention not making the every other embodiment that is obtained under the creative work prerequisite.
Fig. 1 is the method flow schematic diagram of first embodiment of the invention, comprising:
Step 11:STP receives the message that is used for trigger intelligent business that SSP sends;
For example, this message that is used for trigger intelligent business can be IDP message.
Wherein, receive the message that is used for trigger intelligent business that SSP sends, comprising: the described message that is used for trigger intelligent business that receives the SSP transmission of the terminal belonging network of initiating IN service; Perhaps,
The terminal roaming of receive initiating IN service to the described message that is used for trigger intelligent business that sends of the SSP of visited network; Perhaps,
Receive the described message that is used for trigger intelligent business of the new SSP that networks by the STP transmission of new networking.
Wherein, described STP can be the independent equipment that is provided with, and perhaps described STP is arranged in other equipment, for example among the gateway MSC (GMSC).
Step 12:STP judges whether SCP occurs unusually after receiving the described message that is used for trigger intelligent business;
Wherein, judge whether SCP occurs comprising unusually:
After receiving the network management messages (subsystem-prohibited) of SCP transmission, it is unusual to judge that then described SCP occurs, and described network management messages is that described SCP sends in the back of breaking down; Perhaps,
Adopt media transmission protocol (Media Transfer Protocol, MTP)/SCCP (Signalling Connection Control Part, SCCP) network state way to manage knows that described SCP is unreachable, and it is unusual to judge that then described SCP occurs; Perhaps,
After receiving the network management messages of another STP transmission, it is unusual to judge that then SCP occurs, and described another STP adopts the network state way to manage of MTP/SCCP to know the described network management messages of the unreachable back transmission of described SCP.
In addition, the SCP in the embodiment of the invention occurs being meant that unusually this SCP can not carry out intelligent call service again, but still can carry out common call business.
Step 13: unusual if described SCP occurs, and put logical (bypass) processing if desired, STP sends to SSP and is used to indicate SSP to continue the message of business continuing.
In the prior art, realize the IN service troubleshooting, after local UE roams into other networks, can't realize above-mentioned functions again by SSP; And SSP may insert new SSP at any time as end office (EO), if the new SSP that inserts does not support above-mentioned functions, then can influence the use of whole network function, and network compatibility is poor, and the scope of application is fewer.Present embodiment judges whether SCP is unusual by STP when the IN service, because STP is not end office's equipment, can avoid the few problem of the scope of application that causes when handling, go for roaming, the scene of non-roaming scene and newly-increased end office (EO) equipment, enlarge the scope of application by the SSP of end office (EO).
Fig. 2 is the method flow schematic diagram of second embodiment of the invention, and present embodiment is an example to carry out IN service in this locality.Referring to Fig. 2, present embodiment comprises:
Step 21:UE initiates IN service, for example prepayment service to its ownership SSP.
Step 22: ownership SSP judges when this IN service is the IN service relevant with SCP that then the STP to ownership place sends IDP message.
Wherein, SSP can be positioned at mobile switch (Mobile Switching Center, MSC) in, also can independently be provided with or be arranged in other equipment.
Step 23:STP judges whether the SCP of ownership place occurs unusually, if, execution in step 24, otherwise, execution in step 27.
Wherein, present embodiment can adopt MTP/SCCP network state way to manage to determine whether SCP is unusual, unusually comprise that SCP fault or SCP are unreachable, wherein, when the SCP fault, can adopt network management messages (subsystem-prohibited) notice STP, the long problem of delay when avoiding adopting the operation layer notice; The unreachable direct connected link that comprises of the embodiment of the invention is unreachable, comprises that also indirectly connected link is unreachable, avoids existing only with the unreachable inaccurate problem that causes as link failure of direct connected link.
For example, Fig. 3 is the unusual situation schematic diagram of SCP notice STP in the embodiment of the invention, and referring to Fig. 3, SCP can send network management messages to STP after self breaks down, and notice SCP has occurred unusually.
Fig. 4 is known the inaccessible situation schematic diagram of SCP for STP in the embodiment of the invention, referring to Fig. 4, STP can adopt MTP/SCCP to know that SCP is unreachable, wherein, this unreachable direct connected link disconnection that comprises between STP and the SCP comprises that also the alternative link between STP and the SCP disconnects.
Fig. 5 is known the inaccessible situation schematic diagram of SCP for STP in the embodiment of the invention by another STP, referring to Fig. 5, STP～1 is for need judging whether the STP of bypass, when STP～1 links to each other with SCP by STP～2, if STP～2 can adopt network management messages to notify this SCP of STP～1 unreachable after adopting MTP/SCCP to know that SCP is unreachable.
Step 24:STP need to judge whether bypass to handle, if, execution in step 25, otherwise execution in step 27.
Wherein, can be in STP pre-conditionedly show that needing to carry out bypass under which situation handles, pre-conditioned can be in the following information at least one: user profile, period information, office direction information, business information.Particularly, user profile can be used for identifying user, for example the international integrated services digital network of user's travelling carriage (Integrated Services Digital Network, ISDN) number (Mobile Stationinternational ISDN number, MSISDN); Period information can be used to define effective duration of this function; Office direction information can be used to show that the message of coming from which SSP has this function; Business information can be used to show how this function specifically realizes, for example can select suspended call or continue to call out.
Step 25:STP sends to ownership SSP and is used to indicate SSP to continue the message of call proceeding, for example continues (continue) message, just this calling is handled as ordinary call rather than intelligent call.
In addition, for the situation that needs bypass, STP can generate detail record, and details such as recording user number, SCP address, initiation time are checked in order to follow-up call-information.For example, can be used for the client and check, the concrete as various analyses that are used for web influence, ticket writing influence with check, also can be used for later functions expanding.
Step 26: ownership SSP continues replay call.
That is, should call out as ordinary call rather than intelligent call and handle, (SendRoutingInfo SRI) carries out call treatment with the inquiry routing iinformation for example to initiate the request route messages.
Step 27: handle according to common mode.
For example, at SCP just often, STP sends to SCP with IDP message, continues to handle intelligent call;
Perhaps, when not needing bypass to handle, STP abandons IDP message, this intelligent network fail.
Present embodiment judges whether SCP is unusual by STP when the IN service, because STP is not end office's equipment, the problem that causes in the time of can avoiding SSP by end office (EO) to handle goes for non-roaming scene, enlarges the scope of application.In addition, present embodiment is to adopt the management of MTP/SCCP network state carrying out when SCP judges unusually, can avoid the inaccurate problem of only judging that direct connected link causes, and the bigger problem of time-delay that causes when adopting operation layer notice fault.Present embodiment can be applied to the processing scene of UE in this locality.
Fig. 6 is the method flow schematic diagram of third embodiment of the invention, and present embodiment is an example to carry out IN service under roaming scence.Referring to Fig. 6, present embodiment comprises:
When step 601:UE roams into the other places, initiate IN service, for example prepayment service to the visit SSP of roaming place.
Step 602: visit SSP judges that this IN service is the IN service relevant with SCP, and then the visit gateway exchange (GMSC) to the roaming place sends IDP message.
Step 603: the visit gateway exchange sends IDP message to the ownership gateway exchange of UE ownership place.
Step 604: the ownership gateway exchange is given this IDP forwards the STP of UE ownership place.
Step 605:STP judges whether the SCP of ownership place occurs unusually, if, execution in step 606, otherwise, execution in step 611.
Wherein, judging whether to occur unusual particular content can be referring to step 23.
Step 606:STP need to judge whether bypass to handle, if, execution in step 607, otherwise execution in step 611.
Judge whether that specifically the content that needs bypass to handle can be referring to step 24.
Step 607:STP sends to the GMSC of ownership place and is used to indicate SSP to continue the message of call proceeding, for example continues (continue) message, just this calling is handled as ordinary call rather than intelligent call.
In addition, for the situation that needs bypass, STP can generate detail record, details such as recording user number, SCP address, initiation time.
Step 608: ownership GMSC sends to visit GMSC with this continuation message.
Step 609: visit GMSC is transmitted to visit SSP with this continuation message.
Step 610: visit SSP continues replay call.
Step 611:STP handles according to common mode.
Particular content can be referring to step 27.
Present embodiment judges whether SCP is unusual by STP when the IN service, because STP is not end office's equipment, and the problem that causes in the time of can avoiding SSP by end office (EO) to handle, the scene that goes for roaming enlarges the scope of application.In addition, present embodiment is to adopt the management of MTP/SCCP network state carrying out when SCP judges unusually, can avoid the inaccurate problem of only judging that direct connected link causes, and the bigger problem of time-delay that causes when adopting operation layer notice fault.Present embodiment can be applied to the processing scene of UE in the roaming place.
Fig. 7 is the method flow schematic diagram of fourth embodiment of the invention, and present embodiment is an example to carry out IN service when the newly-increased end office (EO) equipment.Referring to Fig. 7, present embodiment comprises:
Step 701:UE initiates IN service, for example prepayment service to newly-increased SSP.
Step 702: newly-increased SSP judges that this IN service is the IN service relevant with SCP, then sends IDP message to newly-increased STP.
Step 703: newly-increased STP sends IDP message to original STP.
Wherein, this original STP has the STP that judges whether SCP occurs unusually and whether need the bypass processing capacity in the foregoing description.
Step 704: original STP judges whether the SCP of ownership place occurs unusually, if, execution in step 705, otherwise, execution in step 709.
Wherein, judging whether to occur unusual particular content can be referring to step 23.
Step 705: original STP need to judge whether bypass to handle, if, execution in step 706, otherwise execution in step 709.
Judge whether that specifically the content that needs bypass to handle can be referring to step 24.
Step 706: original STP sends to newly-increased STP and is used to indicate SSP to continue the message of call proceeding, for example continues (continue) message, just this calling is handled as ordinary call rather than intelligent call.
In addition, for the situation that needs bypass, STP can generate detail record, details such as recording user number, SCP address, initiation time.
Step 707: newly-increased STP sends to newly-increased SSP with this continuation message.
Step 708: newly-increased SSP continues replay call.
Step 709:STP handles according to common mode.
Particular content can be referring to step 27.
Present embodiment judges whether SCP is unusual by STP when the IN service, because STP is not end office's equipment, the problem that causes in the time of can avoiding SSP by end office (EO) to handle goes for the scene of newly-increased end office (EO) equipment, enlarges the scope of application.In addition, present embodiment is to adopt the management of MTP/SCCP network state carrying out when SCP judges unusually, can avoid the inaccurate problem of only judging that direct connected link causes, and the bigger problem of time-delay that causes when adopting operation layer notice fault.Present embodiment can be applied to the processing scene of newly-increased end office (EO) equipment.
Fig. 8 is the structural representation of the STP of fifth embodiment of the invention, comprises receiver module 81, first judge module 82 and processing module 83; Receiver module 81 is used to receive the message that is used for trigger intelligent business that SSP sends; First judge module 82 is used for judging whether SCP occurs unusually after receiving the described message that is used for trigger intelligent business; Occur unusually if processing module 83 is used for described SCP, and put logical the processing if desired, STP sends to SSP and is used to indicate SSP to continue the message of business continuing.
Described receiver module 81 specifically is used to receive the described message that is used for trigger intelligent business that the SSP of the terminal belonging network of initiating IN service sends; Perhaps, the terminal roaming of receive initiating IN service to the described message that is used for trigger intelligent business that sends of the SSP of visited network; Perhaps, receive the described message that is used for trigger intelligent business of the new SSP that networks by the STP transmission of new networking.
After described first judge module 82 specifically is used to receive the network management messages of SCP transmission, judges SCP and occur unusually, described network management messages is that described SCP sends in the back of breaking down; Perhaps, adopt the network state way to manage of MTP/SCCP to know that described SCP is unreachable, then judge described SCP and occur unusual; Perhaps, receive the network management messages that another STP sends after, judge SCP and occur unusually, described another STP adopts the network state way to manage of MTP/SCCP to know that the unreachable back of described SCP sends described network management messages.
Can also comprise: second judge module, be used for according to pre-conditioned, judge whether to put logical the processing, described pre-conditioned at least one of comprising in following: user profile, period information, office direction information, business information.
Can also comprise: logging modle is used to write down and need puts logical Subscriber Number, SCP address or the initiation time of handling.
Described STP is the independent equipment that is provided with, and perhaps described STP is arranged in other equipment, for example, is arranged in the GMSC that possesses the signaling relay function.
Present embodiment judges whether SCP is unusual by STP when the IN service, because STP is not end office's equipment, can avoid the problem that causes when handling, go for roaming, the scene of non-roaming scene and newly-increased end office (EO) equipment, enlarge the scope of application by the SSP of end office (EO).
The embodiment of the invention can be applied in the different systems, for example in C net, G net or the fixed network.
Be understandable that the reference mutually of the correlated characteristic in said method and the equipment.In addition, " first " in the foregoing description, " second " etc. are to be used to distinguish each embodiment, and do not represent the quality of each embodiment.
One of ordinary skill in the art will appreciate that: all or part of step that realizes said method embodiment can be finished by the relevant hardware of program command, aforesaid program can be stored in the computer read/write memory medium, this program is carried out the step that comprises said method embodiment when carrying out; And aforesaid storage medium comprises: various media that can be program code stored such as ROM, RAM, magnetic disc or CD.
It should be noted that at last: above embodiment only in order to technical scheme of the present invention to be described, is not intended to limit; Although with reference to previous embodiment the present invention is had been described in detail, those of ordinary skill in the art is to be understood that: it still can be made amendment to the technical scheme that aforementioned each embodiment put down in writing, and perhaps part technical characterictic wherein is equal to replacement; And these modifications or replacement do not make the essence of appropriate technical solution break away from the spirit and scope of various embodiments of the present invention technical scheme.
Claims (10)
1. an IN service fault handling method is characterized in that, comprising:
Signalling Transfer Point STP receives the message that is used for trigger intelligent business that the service switching point sends;
Described STP judges whether the service control point (SCP) occurs unusually after receiving the described message that is used for trigger intelligent business;
If described SCP occurs unusual, and put logical bypass processing if desired, STP sends to SSP and is used to indicate SSP to continue the message of business continuing.
2. method according to claim 1 is characterized in that, the message that is used for trigger intelligent business that described reception SSP sends comprises:
Receive the described message that is used for trigger intelligent business of the SSP transmission of the terminal belonging network of initiating IN service; Perhaps,
The terminal roaming of receive initiating IN service to the described message that is used for trigger intelligent business that sends of the SSP of visited network; Perhaps,
Receive the described message that is used for trigger intelligent business of the new SSP that networks by the STP transmission of new networking.
3. method according to claim 1 is characterized in that, whether the described SCP of judgement occurs comprises unusually:
After receiving the network management messages of SCP transmission, it is unusual to judge that then described SCP occurs, and described network management messages is that described SCP sends in the back of breaking down; Perhaps,
Adopt the network state way to manage of media transmission protocol MTP/ SCCP SCCP to know that described SCP is unreachable, it is unusual to judge that then described SCP occurs; Perhaps,
After receiving the network management messages of another STP transmission, it is unusual to judge that then SCP occurs, and described another STP adopts the network state way to manage of MTP/SCCP to know the described network management messages of the unreachable back transmission of described SCP.
4. method according to claim 1 is characterized in that, also comprises:
According to pre-conditioned, judge whether to put logical the processing, described pre-conditioned at least one of comprising in following: user profile, period information, office direction information, business information.
5. method according to claim 1 is characterized in that, also comprises:
Logical Subscriber Number, SCP address or the initiation time of handling need be put in record.
6. a STP is characterized in that, comprising:
Receiver module is used to receive the message that is used for trigger intelligent business that the service switching point sends;
First judge module is used for judging whether the service control point (SCP) occurs unusually after receiving the described message that is used for trigger intelligent business;
Processing module occurs unusually if be used for described SCP, and puts logical bypass processing if desired, and STP sends to SSP and is used to indicate SSP to continue the message of business continuing.
7. STP according to claim 6 is characterized in that, described receiver module specifically is used to receive the described message that is used for trigger intelligent business that the SSP of the terminal belonging network of initiating IN service sends; Perhaps, the terminal roaming of receive initiating IN service to the described message that is used for trigger intelligent business that sends of the SSP of visited network; Perhaps, receive the described message that is used for trigger intelligent business of the new SSP that networks by the STP transmission of new networking.
8. STP according to claim 6 is characterized in that, after described first judge module specifically is used to receive the network management messages of SCP transmission, judges SCP and occurs unusually, and described network management messages is that described SCP sends in the back of breaking down; Perhaps, adopt the network state way to manage of MTP/SCCP to know that described SCP is unreachable, then judge described SCP and occur unusual; Perhaps, after receiving the network management messages of another STP transmission, judge SCP and occur unusually, described another STP adopts the network state way to manage of media transmission protocol MTP/ SCCP SCCP to know that the unreachable back of described SCP sends described network management messages.
9. STP according to claim 6 is characterized in that, also comprises:
Second judge module is used for according to pre-conditioned, judges whether to put logical the processing, described pre-conditioned at least one of comprising in following: user profile, period information, office direction information, business information.
10. STP according to claim 6 is characterized in that, also comprises:
Logging modle is used to write down and need puts logical Subscriber Number, SCP address or the initiation time of handling.
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Application publication date: 20110817 |