CN103581870B - Acquisition, processing method, Application Function and the policy functional entity of information - Google Patents
Acquisition, processing method, Application Function and the policy functional entity of information Download PDFInfo
- Publication number
- CN103581870B CN103581870B CN201210250323.7A CN201210250323A CN103581870B CN 103581870 B CN103581870 B CN 103581870B CN 201210250323 A CN201210250323 A CN 201210250323A CN 103581870 B CN103581870 B CN 103581870B
- Authority
- CN
- China
- Prior art keywords
- information
- wireless
- functional entity
- application function
- policy
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Landscapes
- Mobile Radio Communication Systems (AREA)
Abstract
The present invention provides a kind of acquisition methods of information, the processing method of information, Application Function and policy functional entities, wherein the acquisition methods of information, which include: Application Function, sends request message to policy functional entity；The Application Function receives the response message for the carrying route optimization decision triggering information that the policy functional entity returns.The embodiment of the present invention carries out the decision of routing optimality, establishes direct tunnel so that Application Function can accurately obtain the triggering information of needs, to reduce operator network resources processing load, effectively enhances the usage experience of user.
Description
Technical field
The present invention relates to mobile communication field more particularly to a kind of acquisition methods of information, the processing method of information, application
Functional entity and policy functional entity.
Background technique
In order to keep 3-G (Generation Three mobile communication system) in the competitiveness of the communications field, for user provide rate faster, time delay
Lower and more personalized mobile communication service, meanwhile, reduce the operation cost of operator, third generation partner program
(3rd Generation Partnership Project, referred to as 3GPP) standard working group is committed to evolved packet system
The research of (Evolved Packet System, abbreviation EPS).Entire EPS system is divided into wireless access network and core net two
Point.In the core network, home subscriber server (Home Subscriber Server, referred to as HSS), mobility pipe are contained
Manage unit (Mobility Management Entity, referred to as MME), Serving GPRS Support Node (Serving GPRS
Support Node, referred to as SGSN), policy charging rule function (Policy and Charging Rule Function,
Referred to as PCRF), gateway (Serving Gateway, referred to as S-GW), packet data gateway (PDN Gateway, letter
Referred to as P-GW) and packet data network (Packet Data Network, abbreviation PDN).Functions are described below in detail:
Home subscriber server is the permanent storage place of user contracting data, positioned at the home network of user's signing.
Mobility management unit is storage place of the user contracting data in current network, is responsible for the non-of terminal to network
Tracking and paging under access layer signaling management, the safety verification function of terminal, the mobile management of terminal, user's idle mode
Management function and bearer management.
Serving GPRS Support Node is global system for mobile communications (Global System for Mobile
Communications, referred to as GSM) enhancing data transfer rate GSM evolution (Enhanced Data Rate for GSM
Evolution, referred to as EDGE) wireless access network (GSM EDGE Radio AccessNetwork, referred to as GERAN) and logical
It is wireless with the land mobile communication system (Universal Mobile Telecommunications System, referred to as UMTS)
Access the industry of net (UMTS Terrestrial Radio Access Network, referred to as UTRAN) user access core network network
Point is supported in business, functionally similar with mobility management unit, is responsible for the function such as location updating, paging management and the bearer management of user
Energy.
Gateway is gateway of the core net to wireless system, and it is empty to user plane bearer, the terminal of core net to be responsible for terminal
Function, Lawful Interception and the packet routing and forwarding capability of data buffer storage, network side initiating business request under not busy mode；
Gateway is responsible for the case where counting user terminal is using wireless network, and generates the ticket that terminal uses wireless network, sends meter to
Take gateway.
Packet data gateway, is the gateway of evolution system He the exterior packet data network, it is connected to internet
On packet data network, it is responsible for the distribution of the Internet protocol address (Internet Protocol, referred to as IP), the meter of terminal
Take function, the grouping functions such as packet filtering and policy control.
Packet data network, is the IP operation network of operator, which is provided by the core net of operator for user
IP service.
Policy charging rule functional entity is to be responsible for providing charging control, online diameter credit control, thresholding control in evolution system
The server of system and service quality (Quality of Service, referred to as QoS) strategy aspect rule.
Wireless access network is by evolution base station (Evolved NodeB, referred to as eNB) and 3G radio network controller
(Radio Network Controllor, referred to as RNC) composition, it is mainly responsible for the transmitting-receiving of wireless signal, by connecing in the air
Mouth and terminal contact manage radio resource, scheduling of resource and the access control of air interface.
IP multimedia subsystem (IP Multimedia Core Network Subsystem, abbreviation IMS) is a new generation
The core of communication network, its distinguishing feature be use Session initiation Protocol (Session Initiation Protocol,
Abbreviation SIP) system, communicate it is unrelated with access, can have media service control function and be separated with bearing capacity, call and
The multi abilities such as session separation, separates using with service, and business is separated with network and mobile network is merged with internet service,
The trend of communication network fusion development has been complied in the proposition of IMS.
In IMS architecture, and call session control function (Call Session Control Function, referred to as
It CSCF) is the core network element for controlling conversation procedure, comprising: Proxy Call Session Control Function (Proxy-CSCF, abbreviation P-
CSCF), query call conversation control function (Interrogating-CSCF, abbreviation I-CSCF), service call session control function
Energy (Serving-CSCF, abbreviation S-CSCF).
When user carries out business access (such as IMS business), terminal can initiate PDN connection establishment process, MME/SGSN root
The corresponding APN selection gateway of the used business of user and gateway reported according to terminal, is established from terminal-wireless base station-core
User face channel between heart net gateway (gateway and access gateway).Fig. 1, which show user terminal in the prior art and connects, to be transmitted/received
Send the user plane path of data.
From figure 1 it appears that all data of user terminal are required by access gateway, this data transfer mode
Lower data are handled in access gateway, increase the load of access gateway and transmission network, and all data packets, which have to pass through, to be connect
Function Access Gateway this point, and cause bottleneck problem protrusion of this point of access gateway.Especially D2D (Device to Device,
Terminal-to-terminal service) after business widespread development, routing do not optimize and bottleneck problem can be highlighted more.Even if in addition, being in communication with each other
Two user's physical locations very close to the data communication between them is also required to increase number of users by access gateway
According to the time delay of transmission, the usage experience of user is reduced.
In response to this, it has been suggested that use direct tunnel method, the data path between Lai Shixian user when intercommunication is excellent
Change (there are direct tunnel between wireless side network element shown in Fig. 2, there are direct tunnels between gateway shown in Fig. 3), not only may be used
Operator network resources processing load is reduced, and can effectively enhance the usage experience of user.
But before carrying out routing optimality, need by specifically carrying out route optimization decision for the network element of user service.
As shown in Figure 2 and Figure 3, for two users communicated with each other, either wireless side network element, gateway, access gateway or plan
Slightly functional entity all may be two network elements that are different from each other and not interacting, therefore can not consider two users' simultaneously
Information carries out the decision of routing optimality.And Application Function applies function although being also likely to be two different network elements
It can be interacted between entity, therefore decision element of the optimum as routing optimality.But when using Application Function
When as decision element, in the prior art since the network element does not have to need triggering information to be used in decision process, do not have yet
Related mechanism, which obtains in decision process, needs triggering information to be used.
Summary of the invention
The embodiment of the invention provides a kind of acquisition of information, processing method, Application Function and policy functional entity,
When overcoming existing Application Function as decision element, can not obtain needs asking for triggering information to be used in decision process
Topic.
The embodiment of the invention provides a kind of acquisition methods of information, this method comprises:
Application Function sends request message to policy functional entity；
The Application Function receives the carrying route optimization decision triggering information that the policy functional entity returns
Response message.
Preferably, the route optimization decision triggering information includes the road of first terminal corresponding with the Application Function
By optimization signing information and policy information.
Preferably, the route optimization decision triggering information further includes wireless topology information.
Preferably, the method also includes:
The Application Function sends the mark for carrying the wireless net member that the first terminal accesses to configuration server
Wireless topology configuration request message in；
The wireless topology that the Application Function receives the carrying wireless topology information that the configuration server returns is matched
Set response message, wherein the wireless topology information is that the configuration server is obtained according to the mark of the wireless net member
The topology information of the wireless net member.
Preferably, the method also includes:
The Application Function obtains the corresponding with the opposite end Application Function of opposite end Application Function transmission
The identification information for the wireless net member that routing optimality signing information, policy information and the second terminal of second terminal access；
The Application Function is related to the second terminal according to the relevant information of the first terminal of acquisition
Information carries out routing optimality judgement to the first terminal and the second terminal.
The embodiment of the invention also provides a kind of processing methods of information, this method comprises:
Policy functional entity receives the routing optimality signing that user property memory (SPR) or mobility management entity are sent
Information；
The policy functional entity saves the routing optimality signing information.
Preferably, before the policy functional entity receives the routing optimality signing information that SPR is sent, the method is also wrapped
It includes:
The policy functional entity sends the instruction of routing optimality signing information to the SPR；Or
The policy functional entity receives the routing optimality signing information that mobility management entity is sent
The policy functional entity receives the institute that the mobility management entity is sent by gateway and access gateway
State routing optimality signing information, wherein the routing optimality signing information is that the mobility management entity takes from home subscriber
It is obtained in business device (HSS).
Preferably, the method also includes:
The policy functional entity receives the wireless topology information that access gateway is sent and saves；Or
The policy functional entity receives the mobility management entity and passes through the gateway and the access gateway
The wireless topology information of transmission simultaneously saves, wherein the wireless topology information is wireless side reported by network elements to the mobile management
Entity；Or
The policy functional entity receives the wireless topology information that configuration server is sent and saves.
Preferably, before the policy functional entity receives the wireless topology information that configuration server is sent, the method
Further include: the policy functional entity sends the mark of wireless net member to configuration server, wherein the wireless topology information is
The topology information for the wireless net member that the configuration server is obtained according to the mark of the wireless net member.
Preferably, the method also includes: the policy functional entity saves the policy information of configuration.
The embodiment of the present invention provides a kind of Application Function again, which includes:
Sending module, for sending request message to policy functional entity；
Receiving module, for receiving the response for the carrying route optimization decision triggering information that the policy functional entity returns
Message.
Preferably, the route optimization decision triggering information includes the road of first terminal corresponding with the Application Function
By optimization signing information and policy information.
Preferably, the route optimization decision triggering information further includes wireless topology information.
Preferably, the sending module is also used to send the wireless of the carrying first terminal access to configuration server
In the wireless topology configuration request message of the mark of network element；
The receiving module is also used to receive the wireless topology for the carrying wireless topology information that the configuration server returns
Configuration response message, wherein the wireless topology information is that the configuration server is obtained according to the mark of the wireless net member
The wireless net member topology information.
Preferably, the receiving module, be also used to receive opposite end Application Function transmission with the opposite end application function
The mark for the wireless net member that routing optimality signing information, policy information and the second terminal of the corresponding second terminal of entity access
Know information；
The Application Function further include: judgment module, for whole according to the receiving module received described first
The relevant information of the relevant information at end and the second terminal carries out routing optimality to the first terminal and the second terminal
Judgement.
Preferably, the Application Function is Proxy Call Session Control Function (P-CSCF) entity or application function list
First (AF).
The embodiment of the present invention separately provides a kind of policy functional entity, which includes:
Receiving module, the routing optimality label sent for receiving user property memory (SPR) or mobility management entity
About information；
Preserving module, for saving the routing optimality signing information.
Preferably, the policy functional entity further include:
Sending module, for sending the instruction of routing optimality signing information to the SPR；Or
The receiving module, is specifically used for: receiving the mobility management entity and is sent out by gateway and access gateway
The routing optimality signing information sent, wherein the routing optimality signing information is the mobility management entity from user
It is obtained in attribution server (HSS).
Preferably, the receiving module is also used to receive the wireless topology information of access gateway transmission；Alternatively, receiving institute
The wireless topology information that mobility management entity is sent by the gateway and the access gateway is stated, wherein described wireless
Topology information is wireless side reported by network elements to the MME's；Alternatively, receiving the wireless topology information that configuration server is sent；
The preserving module is also used to save the received wireless topology information of the receiving module.
Preferably, the sending module is also used to send the mark of wireless net member to configuration server, wherein the nothing
Line topology information is the topology information for the wireless net member that the configuration server is obtained according to the mark of the wireless net member.
Preferably, the preserving module is also used to save the policy information of configuration.
Preferably, the policy functional entity is policy charging rule function (PCRF) entity；The wireless side network element is
Base station, home base station, home base-station gateway or radio network controller (RNC) or data distribution functional entity；The mobility
Management entity is mobile management unit, mobile switching centre, service universal grouping wireless service technology (GPRS) supporting node
(SGSN) or home base-station gateway；The gateway is gateway (S-GW) or SGSN；The access gateway is packet count
According to gateway (P-GW), access gateway (AGW) or Gateway GPRS Support Node (GGSN).
The embodiment of the present invention carries out routing optimality so that Application Function can accurately obtain the triggering information of needs
Decision establishes direct tunnel, to reduce operator network resources processing load, effectively enhance user uses body
It tests.
Detailed description of the invention
Fig. 1 is the data path schematic diagram of existing wireless communications network；
Fig. 2 is a kind of schematic diagram that data flow is led directly to using EPS system framework；
Fig. 3 is another schematic diagram that existing EPS system framework leads directly to data flow；
Fig. 4 is the signaling process figure that policy functional entity of the present invention obtains routing optimality signing information embodiment；
Fig. 5 is the signaling process figure that policy functional entity of the present invention obtains wireless topology information embodiment one；
Fig. 6 is the signaling flow that policy functional entity or Application Function of the present invention obtain wireless topology information embodiment two
Cheng Tu；
Fig. 7 is the signaling process figure that Application Function of the present invention obtains route optimization decision triggering information embodiment one；
Fig. 8 is the signaling process figure that Application Function of the present invention obtains route optimization decision triggering information embodiment two；
Fig. 9 is the structural schematic diagram of Application Function embodiment of the present invention；
Figure 10 is the structural schematic diagram of policy functional entity embodiment of the present invention.
Specific embodiment
To make the objectives, technical solutions, and advantages of the present invention clearer, below in conjunction with attached drawing to the present invention
Embodiment be described in detail.It should be noted that in the absence of conflict, in the embodiment and embodiment in the application
Feature can mutual any combination.
The embodiment of the invention provides a kind of acquisition methods of information, this method is retouched from Application Function angle
It states, this method comprises:
Step 11, Application Function send request message to policy functional entity；
Step 12, Application Function receive the carrying route optimization decision triggering information that the policy functional entity returns
Response message.
In order to allow Application Function that can obtain route optimization decision triggering information, the present invention from policy functional entity
Embodiment additionally provides a kind of processing method of information, which is described from the angle of policy functional entity, this method
Include:
Step 21, policy functional entity receive the routing that user property memory (SPR) or mobility management entity are sent
Optimize signing information；
Step 22, policy functional entity save the routing optimality signing information.
Below based on Universal Mobile Communication System land radio access web (the Evolved Universal of evolution
Terrestrial Radio Access Network, E-UTRAN) systematic difference scene, from Application Function and strategy
Technical solution of the present invention is described in detail in the angle of functional entity interaction:
It mainly includes following information that routing optimality needed for Application Function carries out routing optimality judgement, which certainly triggers information:
Routing optimality signing information: user's signing in user attaching server (HSS) or user property memory (SPR)
Whether it is ready to execute routing optimality；
Wireless topology information: user accesses the topology information of wireless side network element, mainly includes that user accesses wireless side network element
Neighbouring carries out routing optimality, establishes the information of the wireless side network element of direct tunnel；
Policy information: operator can work out certain strategy, such as whether allowing to carry out routing optimality, which business can be into
Row routing optimality.
Before Application Function carries out routing optimality judgement, need to obtain above- mentioned information.Above- mentioned information are in mobile cellular net
It is interior to be safeguarded by different network element, and Application Function is in application layer signaling interaction, it establishes in application layer connection procedure only and plan
Slightly functional entity is there are interacting message, so policy functional entity is firstly the need of above-mentioned triggering information is obtained, then application function
Entity could obtain triggering information in the interaction with policy functional entity.
As shown in figure 4, being the signaling process figure that policy functional entity obtains routing optimality signing information embodiment one, user
The signing of routing optimality can be carried out in HSS or SPR, the present embodiment is suitable for both of these case.The present embodiment specific steps
It is described as follows:
When step 401, terminal access EPC network, MME can obtain the signing information of user from HSS, wherein containing user
Routing optimality signing information；
Step 402, MME initiate session establishment process to gateway, send creation conversation request message to gateway,
If MME obtains routing optimality signing information in step 401, gateway is carried in this message；
Step 403, gateway forward creation conversation request message to access gateway, and routing optimality signing is carried in message
Information；
IP-CAN session is established between step 404, access gateway and policy functional entity, is sent IP-CAN session establishment and is asked
Message is sought, carries routing optimality signing information in message；
If user is to contract to routing optimality in HSS, do not need to execute step 405 and 406.If user be
It contracts in SPR to routing optimality, does not then all need to carry routing optimality signing letter in the message in step 401 to 404
Breath executes step 405 and 406 by policy functional entity, routing optimality signing information is obtained from SPR；
Step 405, policy functional entity send request configuration information message to SPR, and it is excellent optionally to carry routing in message
Change signing information instruction；
Step 406, SPR carry the routing optimality signing information of user in response configuration message, are sent to tactful function
It can entity.SPR can decide whether in the response message according to the instruction of routing optimality signing information whether is carried in step 405
The signing of user's routing optimality is returned, routing optimality signing information can also be returned always；
Step 407, policy functional entity save the routing optimality signing information obtained；
Step 408, policy functional entity return to IP-CAN session establishment response message to access gateway；
Step 409-410, access gateway returns to creation conversational response message to gateway, and gateway forwards the message
To MME.
The present embodiment by when user is initially accessed create session for, describe policy functional entity how to obtain routing it is excellent
Change signing information.Process is carried for the mobility event such as tracing section updating process of user, or creation carrying, modification,
The present embodiment is also suitable, and the message only interacted between MME and gateway, access gateway changes.
As shown in figure 5, being the signaling process figure that policy functional entity of the present invention obtains wireless topology information embodiment one, nothing
Line topology information can be configured and be safeguarded in wireless side network element or access gateway, and the present embodiment is suitable for both of these case；
The present embodiment specific steps are described as follows:
If step 501, wireless topology information execute this step, otherwise directly hold in wireless side network element configuration or maintenance
Row step 502；During user accesses EPC network, wireless side network element opening up itself in the S1 message interacted with MME
Information reporting is flutterred to MME；
Step 502, MME initiate session establishment process to gateway, send creation conversation request message to gateway,
If MME obtains wireless topology information in step 501, gateway is carried in this message；
Step 503, gateway forward creation conversation request message to access gateway, and wireless topology letter is carried in message
Breath；
If wireless topology information is configured and safeguarded by access gateway, does not need to carry in step 502,503 and wirelessly open up
Flutter information；
IP-CAN session is established between step 504, access gateway and policy functional entity, is sent IP-CAN session establishment and is asked
Message is sought, carries wireless topology information in message；
Step 505, policy functional entity save the wireless topology information obtained；
Step 506, policy functional entity return to IP-CAN session establishment response message to access gateway；
Step 507-508, access gateway returns to creation conversational response message to gateway, and gateway forwards the message
To MME.
The present embodiment describes policy functional entity and how to obtain and wirelessly open up for creating session when user is initially accessed
Flutter information.The processes such as the mobility event such as service request, tracing section updating for user, or creation carrying, modification are held
Current-carrying journey, the present embodiment are also suitable, and the message only interacted between MME and gateway, access gateway changes.
Wireless topology information is in addition to that can also be arranged one other than wireless side network element or access gateway are configured and safeguarded
Independent configuration server completes the function, when using independent configuration server scheme, policy functional entity or applies function
Can entity when needing the topology information to the configuration server inquire, as shown in fig. 6, the process the following steps are included:
Step 601, when policy functional entity or Application Function need wireless topology information, sent out to configuration server
Wireless topology configuration request message is sent, the mark of wireless side network element is carried in message；
Step 602, configuration server obtain the wireless topology letter of the wireless side network element according to the mark of wireless side network element
Breath, and carried in wireless topology configuration response message, it is sent to policy functional entity or Application Function.
For third category information-strategy in triggering information, can directly configure in policy functional entity, by tactful function
Energy entity is safeguarded, therefore policy functional entity does not need to obtain the information from other network elements.
When user initiates business, Application Function needs to carry out the judgement of routing optimality from policing feature reality
Body obtains required triggering information.
As shown in fig. 7, being the signaling that Application Function of the present invention obtains route optimization decision triggering information embodiment one
Flow chart, at this point, the Application Function of call initiator carries out routing optimality judgement, the present embodiment specific steps are described such as
Under:
Step 701, terminal 1 (i.e. call initiator) through Application Function 1, S-CSCF1, I-CSCF, S-CSCF2 and are answered
It is sent to terminal 2 (i.e. the side of exhaling eventually) with functional entity 2 and invites (Invite) message；
Step 702, terminal 2 send 183 message to Application Function 2；
Step 703, Application Function 2 request resource authorization to policy functional entity 2；
Optionally, Application Function 2 carries within the message obtains route optimization decision triggering information instruction；
Step 704, policy functional entity 2 respond resource authorization response；Carried terminal 2 is relevant to routing optimality in message
Signing, policy information, the identification information for the wireless side network element that terminal 2 accesses, the wireless side network element that optional carried terminal 2 accesses
Topology information, above- mentioned information are policy functional entities 2 to be obtained by the embodiment of Fig. 4,5,6；
Policy functional entity 2 can carry above- mentioned information in resource authorization response message always, at this point, in step 703
It does not need to carry the triggering information instruction of acquisition route optimization decision or policy functional entity 2 in the message only in step 703
When carrying acquisition route optimization decision triggering information instruction, above- mentioned information just are carried in resource authorization response message.
The information that step 705, Application Function 2 obtain in being retained locally on step 704；
Step 706, Application Function 2 send 183 to Application Function 1 through S-CSCF2, I-CSCF, S-CSCF1 and disappear
Breath, the signing relevant to routing optimality of carried terminal 2, policy information, the identification information for the wireless side network element that terminal 2 accesses；
Step 707, Application Function 1 request resource authorization to policy functional entity 1；
Optionally, Application Function 1 carries within the message obtains route optimization decision triggering information instruction；
Step 708, policy functional entity 1 respond resource authorization response.Carried terminal 1 is relevant to routing optimality in message
Signing, policy information, the identification information for the wireless side network element that terminal 1 accesses, the topology letter for the wireless side network element that terminal 1 accesses
Breath.Above- mentioned information are that policy functional entity 1 is obtained by the embodiment of Fig. 4,5,6；
Policy functional entity 1 can carry above- mentioned information in resource authorization response message always, at this point, in step 707
It does not need to carry in the message and obtains route optimization decision triggering information instruction.Or policy functional entity 1 is only in step 707
When carrying carrying acquisition route optimization decision triggering information instruction, above- mentioned information just are carried in resource authorization response message.
The information that step 709, Application Function 1 obtain in being retained locally on step 708, and obtained according to step 706 and step 708
The information obtained carries out the judgement of routing optimality；
Step 710, Application Function 1 transmit 183 message to terminal 1；
Step 711 continues subsequent IMS process, such as carries out others SIP Signalling exchange (such as PRACK, UPDATE etc.)
Operation.
The judgement of routing optimality can also be carried out by S-CSCF1 in the present embodiment, at this point, S-CSCF1 is in step 706
Need to obtain the terminal 1 carried in message signing relevant to routing optimality, policy information from 183 message, what terminal 1 accessed
The identification information of wireless side network element, the topology information for the wireless side network element that terminal 1 accesses.Meanwhile application function in step 711
Entity 1 needs to carry the information of step 708 acquisition in the message, and S-CSCF1 is obtained in message from the message of step 711 and carried
Information, and carry out according to the information that step 706 and step 711 obtain the judgement of routing optimality.
As shown in figure 8, being the signaling that Application Function of the present invention obtains route optimization decision triggering information embodiment two
Flow chart, at this point, the Application Function for the side of exhaling carries out routing optimality judgement eventually, the present embodiment specific steps are described as follows:
Step 801, terminal 1 (i.e. call initiator) through Application Function 1, S-CSCF1, I-CSCF, S-CSCF2 and are answered
Invite message is sent to terminal 2 (i.e. the side of exhaling eventually) with functional entity 2；
Step 802, terminal 2 send 183 message to Application Function 2；
Step 803, Application Function 2 request resource authorization to policy functional entity 2；
Optionally, Application Function 2 carries within the message obtains route optimization decision triggering information instruction；
Step 804, policy functional entity 2 respond resource authorization response.Carried terminal 2 is relevant to routing optimality in message
Signing, policy information, the identification information for the wireless side network element that terminal 2 accesses, the topology letter for the wireless side network element that terminal 2 accesses
Breath；Above- mentioned information are that policy functional entity 2 is obtained by the embodiment of Fig. 4,5,6；
Policy functional entity 2 can carry above- mentioned information in resource authorization response message always, at this point, in step 703
It does not need to carry in the message and obtains route optimization decision triggering information instruction；Or policy functional entity 2 is only in step 703
When carrying acquisition route optimization decision triggering information instruction, above- mentioned information just are carried in resource authorization response message.
The information that step 805, Application Function 2 obtain in being retained locally on step 804；
Step 806, Application Function 2 send 183 to Application Function 1 through S-CSCF2, I-CSCF, S-CSCF1 and disappear
Breath；
Step 807, Application Function 1 request resource authorization to policy functional entity 1；
Optionally, Application Function 2 carries within the message obtains route optimization decision triggering information instruction；
Step 808, policy functional entity 1 respond resource authorization response, and carried terminal 1 is relevant to routing optimality in message
Signing, policy information, the identification information for the wireless side network element that terminal 1 accesses, the wireless side network element that optional carried terminal 1 accesses
Topology information；Above- mentioned information are that policy functional entity 1 is obtained by the embodiment of Fig. 4,5,6；
Policy functional entity 1 can carry above- mentioned information in resource authorization response message always, at this point, in step 707
It does not need to carry the triggering information instruction of acquisition route optimization decision or policy functional entity 1 in the message only in step 707
When carrying carrying acquisition route optimization decision triggering information instruction, above- mentioned information just are carried in resource authorization response message.
The information that step 809, Application Function 1 obtain in being retained locally on step 808；
Step 810, Application Function 1 transmit 183 message to terminal 1；
Step 811 carries out others SIP Signalling exchange (such as PRACK, UPDATE etc.) operation；
Application Function 1 can pass through any one existing message carried terminal 1 and routing optimality phase during this
The signing of pass, policy information, the identification information for the wireless side network element that terminal 1 accesses give Application Function 2；
Step 812, according to the information obtained in step 804 and 811, Application Function 2 judges terminal 1 and terminal 2 is
It is no to carry out routing optimality；
Step 813 continues follow-up process.
To simplify the description, by taking E-UTRAN system as an example, description Correspondent Node accesses wireless the above example of applying of the invention
Side network element/gateway obtains direct tunnel (optimization routing) release instruction, and discharges the related procedure of direct tunnel.The present invention
All embodiments be suitable for UTRAN/GERAN access network and home base station system.If it is access UTRAN system,
Then access gateway is GGSN, and gateway SGSN, wireless side network element is RNC；If accessing E-UTRAN system, net is accessed
Closing is P-GW, gateway S-GW, and wireless side network element is eNB.If it is access home base station system, access gateway and service
For gateway with E-UTRAN and UTRAN, wireless side network element is H (e) NB or H (e) NB GW.If the system of access is different, message has
Institute is different, but effect is similar, will not impact to the present invention is illustrated.The process is all known to those skilled in the art
Technology, which is not described herein again.
Mobility management entity can be MME (mobile management unit, Mobility Management Entity), MSC
(mobile switching centre, Mobile Switching Centre) or SGSN (Serving GPRS Support Node, Serving GPRS
Support Node)。
It should be noted that can be in the executable finger of such as one group of computer the step of the signaling process of attached drawing illustrates
It is executed in the computer system of order, although also, logical order is shown in signaling process figure, in some cases,
It can be with the steps shown or described are performed in an order that is different from the one herein.
Above-described embodiment, so that Application Function can accurately obtain the triggering information of needs from policy functional entity, into
The decision of row routing optimality, establishes direct tunnel, to reduce operator network resources processing load, effectively enhances use
The usage experience at family.
As shown in figure 9, being the structural schematic diagram of Application Function embodiment of the present invention, which includes hair
Send module 901, receiving module 902, in which:
Sending module, for sending request message to policy functional entity；
Receiving module, for receiving the response for the carrying route optimization decision triggering information that the policy functional entity returns
Message.
Wherein, the route optimization decision triggering information includes the routing of first terminal corresponding with the Application Function
Optimize signing information and policy information.At this point, the sending module, is also used to send carrying described first eventually to configuration server
In the wireless topology configuration request message of the mark of the wireless net member terminated；The receiving module is also used to receive described match
Set the wireless topology configuration response message of the carrying wireless topology information of server return, wherein the wireless topology information is
The topology information for the wireless net member that the configuration server is obtained according to the mark of the wireless net member.
In addition, the route optimization decision triggering information can also include wireless topology information.
Further, the receiving module, be also used to receive the transmission of opposite end Application Function applies function with the opposite end
The wireless net member that routing optimality signing information, policy information and the second terminal of the corresponding second terminal of energy entity access
Identification information；The Application Function further include: judgment module 903, for according to the receiving module received described the
The relevant information of the relevant information of one terminal and the second terminal routes the first terminal and the second terminal
Optimization judgement.
Preferably, the Application Function can be for Proxy Call Session Control Function (P-CSCF) entity or using function
It can unit (AF).
Above-mentioned Application Function, by obtaining the triggering information of needs from policy functional entity, so as to carry out
The decision of routing optimality establishes direct tunnel, and then reduces operator network resources processing load, effectively enhances user
Usage experience.
It as shown in Figure 10, is the structural schematic diagram of policy functional entity embodiment of the present invention, which includes
Receiving module 1001 and preserving module 1002, in which:
Receiving module, the routing optimality label sent for receiving user property memory (SPR) or mobility management entity
About information；
Preserving module, for saving the routing optimality signing information.
In addition, the policy functional entity further include: sending module 1003, for sending routing optimality label to the SPR
About information indicates；The receiving module, is specifically used for: receiving the mobility management entity and passes through gateway and access gateway
Send the routing optimality signing information, wherein the routing optimality signing information be the mobility management entity from
It is obtained in family attribution server (HSS).
Further, the receiving module is also used to receive the wireless topology information of access gateway transmission；Alternatively, receiving
The wireless topology information that the mobility management entity is sent by the gateway and the access gateway, wherein the nothing
Line topology information is wireless side reported by network elements to the MME's；Alternatively, receiving the wireless topology information that configuration server is sent；
The preserving module is also used to save the received wireless topology information of the receiving module.
Certainly, policy functional entity can also be by obtaining wireless topology information with interacting for configuration server, at this point, institute
Sending module is stated, is also used to send the mark of wireless net member to configuration server, wherein the wireless topology information is described match
Set the topology information for the wireless net member that server is obtained according to the mark of the wireless net member.
Above-mentioned policy functional entity is in addition to preserving routing optimality signing information and wireless topology information, it is also necessary to preserve
Policy information, at this point, the preserving module, is also used to save the policy information of configuration.
Preferably, the policy functional entity is policy charging rule function (PCRF) entity；The wireless side network element is
Base station, home base station, home base-station gateway or radio network controller (RNC) or data distribution functional entity；The mobility
Management entity is mobile management unit, mobile switching centre, service universal grouping wireless service technology (GPRS) supporting node
(SGSN) or home base-station gateway；The gateway is gateway (S-GW) or SGSN；The access gateway is packet count
According to gateway (P-GW), access gateway (AGW) or Gateway GPRS Support Node (GGSN).
Above-mentioned policy functional entity can obtain Application Function and establish triggering information required for direct tunnel, thus
The triggering information is obtained from the policy functional entity for Application Function and provides condition.
Obviously, those skilled in the art should be understood that each module of the above invention or each step can be with general
Computing device realize that they can be concentrated on a single computing device, or be distributed in multiple computing devices and formed
Network on, optionally, they can be realized with the program code that computing device can perform, it is thus possible to which they are stored
Be performed by computing device in the storage device, perhaps they are fabricated to each integrated circuit modules or by they
In multiple modules or step be fabricated to single integrated circuit module to realize.In this way, the present invention is not limited to any specific
Hardware and software combines.
The foregoing is only a preferred embodiment of the present invention, is not intended to restrict the invention, for the skill of this field
For art personnel, the invention may be variously modified and varied.All within the spirits and principles of the present invention, made any to repair
Change, equivalent replacement, improvement etc., should all be included in the protection scope of the present invention.
Claims (21)
1. a kind of acquisition methods of information, which is characterized in that this method comprises:
Application Function sends request message to policy functional entity；The Application Function is agent call session control
Function P-CSCF entity or application function unit AF, the policy functional entity are policy charging rule function PCRF entity；
The Application Function receives the response for the carrying route optimization decision triggering information that the policy functional entity returns
Message.
2. according to the method described in claim 1, it is characterized by:
The route optimization decision triggering information includes the routing optimality signing of first terminal corresponding with the Application Function
Information and policy information.
3. according to the method described in claim 2, it is characterized by:
The route optimization decision triggering information further includes wireless topology information.
4. according to the method described in claim 2, it is characterized in that, the method also includes:
The Application Function sends the nothing for carrying the mark for the wireless net member that the first terminal accesses to configuration server
In line topological arrangement request message；
The wireless topology configuration that the Application Function receives the carrying wireless topology information that the configuration server returns is rung
Answer message, wherein the wireless topology information is the configuration server according to the acquisition of the mark of the wireless net member
The topology information of wireless net member.
5. the method according to claim 3 or 4, which is characterized in that the method also includes:
The Application Function obtain that opposite end Application Function sends with the opposite end Application Function corresponding second
The identification information for the wireless net member that routing optimality signing information, policy information and the second terminal of terminal access；
The Application Function is according to the relevant information of the first terminal of acquisition and the relevant information of the second terminal
Routing optimality judgement is carried out to the first terminal and the second terminal.
6. a kind of processing method of information, which is characterized in that this method comprises:
Policy functional entity receives the routing optimality signing information that user property memory SPR or mobility management entity are sent；
The policy functional entity is policy charging rule function PCRF entity；
The policy functional entity saves the routing optimality signing information.
7. according to the method described in claim 6, it is characterized by:
Before the policy functional entity receives the routing optimality signing information that SPR is sent, the method also includes:
The policy functional entity sends the instruction of routing optimality signing information to the SPR；Or
The policy functional entity receives the routing optimality signing information that mobility management entity is sent
The policy functional entity receives the road that the mobility management entity is sent by gateway and access gateway
By optimization signing information, wherein the routing optimality signing information is the mobility management entity from home subscriber server
It is obtained in HSS.
8. method according to claim 6 or 7, which is characterized in that the method also includes:
The policy functional entity receives the wireless topology information that access gateway is sent and saves；Or
The policy functional entity receives the nothing that the mobility management entity is sent by gateway and the access gateway
Line topology information simultaneously saves, wherein the wireless topology information is wireless side reported by network elements to the mobility management entity；
Or
The policy functional entity receives the wireless topology information that configuration server is sent and saves.
9. according to the method described in claim 8, it is characterized by:
Before the policy functional entity receives the wireless topology information that configuration server is sent, the method also includes:
The policy functional entity sends the mark of wireless net member to configuration server, wherein the wireless topology information is institute
State the topology information for the wireless net member that configuration server is obtained according to the mark of the wireless net member.
10. according to the method described in claim 9, it is characterized in that, the method also includes:
The policy functional entity saves the policy information of configuration.
11. a kind of Application Function, which is characterized in that the Application Function is Proxy Call Session Control Function P-CSCF
Entity or application function unit AF, comprising:
Sending module, for sending request message to policy functional entity；
Receiving module, the response for receiving the carrying route optimization decision triggering information that the policy functional entity returns disappear
Breath.
12. Application Function according to claim 11, it is characterised in that:
The route optimization decision triggering information includes the routing optimality signing of first terminal corresponding with the Application Function
Information and policy information.
13. Application Function according to claim 12, it is characterised in that:
The route optimization decision triggering information further includes wireless topology information.
14. Application Function according to claim 12, it is characterised in that:
The sending module is also used to send the mark for carrying the wireless net member that the first terminal accesses to configuration server
In wireless topology configuration request message；
The receiving module is also used to receive the wireless topology configuration for the carrying wireless topology information that the configuration server returns
Response message, wherein the institute that the wireless topology information obtains for the configuration server according to the mark of the wireless net member
State the topology information of wireless net member.
15. Application Function described in 3 or 14 according to claim 1, it is characterised in that:
The receiving module is also used to receive corresponding with the opposite end Application Function the of opposite end Application Function transmission
The identification information for the wireless net member that routing optimality signing information, policy information and the second terminal of two terminals access；
The Application Function further include:
Judgment module, for according to the relevant information of the received first terminal of the receiving module and the second terminal
Relevant information carries out routing optimality judgement to the first terminal and the second terminal.
16. a kind of policy functional entity, which is characterized in that the policy functional entity is policy charging rule function PCRF entity,
Include:
Receiving module, the routing optimality signing information sent for receiving user property memory SPR or mobility management entity；
Preserving module, for saving the routing optimality signing information.
17. policy functional entity according to claim 16, which is characterized in that the policy functional entity further include:
Sending module, for sending the instruction of routing optimality signing information to the SPR；Or
The receiving module, is specifically used for: receiving what the mobility management entity was sent by gateway and access gateway
The routing optimality signing information, wherein the routing optimality signing information is the mobility management entity from user attaching
It is obtained in server HSS.
18. policy functional entity according to claim 17, it is characterised in that:
The receiving module is also used to receive the wireless topology information of access gateway transmission；Alternatively, receiving the mobile management
The wireless topology information that entity is sent by the gateway and the access gateway, wherein the wireless topology information is nothing
Line side reported by network elements is to mobility management unit MME's；Alternatively, receiving the wireless topology information that configuration server is sent；
The preserving module is also used to save the received wireless topology information of the receiving module.
19. policy functional entity according to claim 18, it is characterised in that:
The sending module is also used to send the mark of wireless net member to configuration server, wherein the wireless topology information is
The topology information for the wireless net member that the configuration server is obtained according to the mark of the wireless net member.
20. policy functional entity according to claim 16, it is characterised in that:
The preserving module is also used to save the policy information of configuration.
21. policy functional entity described in 8-20 any claim according to claim 1, it is characterised in that:
Wireless side network element is that base station, home base station, home base-station gateway or radio network controller (RNC) or data distribution function are real
Body；
The mobility management entity is mobility management unit, mobile switching centre, service universal grouping wireless service technology
GPRS Support Node SGSN or home base-station gateway；
Gateway is gateway S-GW or SGSN；
Access gateway is packet data gateway P-GW, access gateway AG W or Gateway GPRS Support Node GGSN.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210250323.7A CN103581870B (en) | 2012-07-19 | 2012-07-19 | Acquisition, processing method, Application Function and the policy functional entity of information |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210250323.7A CN103581870B (en) | 2012-07-19 | 2012-07-19 | Acquisition, processing method, Application Function and the policy functional entity of information |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103581870A CN103581870A (en) | 2014-02-12 |
| CN103581870B true CN103581870B (en) | 2019-03-12 |
Family
ID=50052602
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210250323.7A Expired - Fee Related CN103581870B (en) | 2012-07-19 | 2012-07-19 | Acquisition, processing method, Application Function and the policy functional entity of information |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103581870B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107645385A (en) * | 2016-07-22 | 2018-01-30 | 中兴通讯股份有限公司 | Obtain method and device, routing addressing equipment and the system of routing iinformation |
| CN110831044B (en) * | 2018-08-10 | 2023-09-05 | 中国移动通信有限公司研究院 | Processing method, device and equipment of routing strategy |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1825830A (en) * | 2005-06-08 | 2006-08-30 | 华为技术有限公司 | System and method for implementing route control |
| CN101039511A (en) * | 2006-03-17 | 2007-09-19 | 华为技术有限公司 | Method for establishing service flow in communication network and system thereof |
| CN101127698A (en) * | 2006-09-07 | 2008-02-20 | 中兴通讯股份有限公司 | System and method for realizing service-based routing selection in packet domain |
| CN101336532A (en) * | 2006-02-05 | 2008-12-31 | 艾利森电话股份有限公司 | Method and apparatus for mounting packet filter in data transmission |
| CN102378304A (en) * | 2010-08-23 | 2012-03-14 | 华为终端有限公司 | Policy information obtaining method, policy information providing method and communication system |
-
2012
- 2012-07-19 CN CN201210250323.7A patent/CN103581870B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1825830A (en) * | 2005-06-08 | 2006-08-30 | 华为技术有限公司 | System and method for implementing route control |
| CN101336532A (en) * | 2006-02-05 | 2008-12-31 | 艾利森电话股份有限公司 | Method and apparatus for mounting packet filter in data transmission |
| CN101039511A (en) * | 2006-03-17 | 2007-09-19 | 华为技术有限公司 | Method for establishing service flow in communication network and system thereof |
| CN101127698A (en) * | 2006-09-07 | 2008-02-20 | 中兴通讯股份有限公司 | System and method for realizing service-based routing selection in packet domain |
| CN102378304A (en) * | 2010-08-23 | 2012-03-14 | 华为终端有限公司 | Policy information obtaining method, policy information providing method and communication system |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103581870A (en) | 2014-02-12 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105592499B (en) | For providing the system and method for Internet protocol flow mobility in a network environment | |
| CN105592068B (en) | For providing the device and method of Internet protocol flow mobility in a network environment | |
| US10645710B2 (en) | Method and apparatus for managing communication interfaces in a communication system | |
| CN104081741B (en) | IMS voice conversations are provided via packet switching network and the method and device of emergency speech session is provided via circuit-switched network | |
| CN102640548B (en) | With method and apparatus in a communication network | |
| US8131831B1 (en) | Centralized policy management framework for telecommunication networks | |
| CN103988544B (en) | System and method for minimizing the loss of IP context during IRAT switches | |
| CN1859412B (en) | Registrating roaming custom IP address in evolution network and service using method | |
| CN101677470B (en) | Processing method, device and system of service request | |
| EP2661941B1 (en) | Method of routing a session from a calling party in a serving communication network of the calling party to a called party | |
| CN109391979A (en) | P-CSCF fault recovery method, apparatus and system | |
| CN100407876C (en) | User's device attaching method | |
| CN103650573B (en) | Congestion state reporting method and access network equipment | |
| JP2013528993A (en) | Terminal capability acquisition method and system using terminal, HSS, and core network element | |
| CN109673024A (en) | Processing method, the device and system of data transmission channel | |
| CN101730072B (en) | Packet data web gateway identification saving method and system in multi-access scene | |
| CN104221406B (en) | Mobile station and information-providing server | |
| CN103747430B (en) | The method of call control device and processing customer service | |
| US8891365B2 (en) | Dual connection admission control (CAC) at origination and destination points in LTE and EPC networks | |
| CN109819483A (en) | Dedicated bearer creation method, mobility management entity and grouped data network gateway | |
| CN106471830A (en) | "Policy and Charging Rules Function（PCRF）Select | |
| CN103004260B (en) | Gating in communication network controls | |
| CN107404715B (en) | Position information providing method and device | |
| CN101841836A (en) | Switching optimization method, switching device and system | |
| WO2020131359A1 (en) | Latency-sensitive network-traffic quality of service |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| EXSB | Decision made by sipo to initiate substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190312 Termination date: 20190719 |