CN105704752A - Method and device for separating services from routing - Google Patents
Method and device for separating services from routing Download PDFInfo
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- CN105704752A CN105704752A CN201410680519.9A CN201410680519A CN105704752A CN 105704752 A CN105704752 A CN 105704752A CN 201410680519 A CN201410680519 A CN 201410680519A CN 105704752 A CN105704752 A CN 105704752A
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Abstract
The invention provides a method and device for separating services from routing. The method and device are applied to a gateway GPRS support node (GGSN). The method includes the following steps that: an activation message of the context of a packet data protocol (PDP) for a first terminal is received, wherein the activation message carries the first access point name (APN) of the first terminal; a first service gateway corresponding to the first APN is determined according to corresponding relationships between APNs and service gateways, and a connection relationship of the first terminal and the first service gateway is constructed; and service data streams from the first terminal are received, and the service data streams are forwarded to the first service gateway according to the connection relationship. According to the method and device of the invention, a part of services in the GGSN are guided to the service gateway, and therefore, the network management overhead of the GGSN can be reduced, and network service management is simplified.
Description
Technical field
The present invention relates to core net, field of data service, particularly relate to method and device that a kind of business separates with route。
Background technology
User is connected to wireless packet domain network by mobile phone wireless online, firstly the need of liking mobile phone arranges APN (APN, AccessPointName), initiate packet data protocol (PDP, PackageDataProtocol) context active flow, service general grouping service wireless GPRS (GeneralPacketRadioService) support node (SGSN, ServingGPRSSupportNode) APN information by carrying in activation request message, to domain name system (DNS, DomainNameSystem) server parses and requires over which Gateway GPRS Support Node (GGSN, GatewayGPRSSupportNode) context is created。Corresponding GGSN is according to APN, public data network (the PDN of this APN is belonged to for user's distribution, PublicDataNetwork) the IP address in territory, and create context, route subsequently through the destination address execution UE business datum that subscriber equipment (UE, UserEquipment) message carries。Therefore, in current radio packet network, network side is by the GGSN that APN is that user selects correspondence, thus realizing and the data cube computation of outside PDN network。
GGSN, as the anchor point of Network, performs business rule (such as content charging), undertakes the function that core net route to PDN network data simultaneously。At present in 3GPP (The3rdGenerationPartnershipProject) network architecture designed, issued the mode of configuration by static configuration or policy control and charging PCC (PolicyControlandCharging) system, whole business rules are arranged in GGSN management。Causing network route and service operation close coupling, rule configuration is complicated。Increasing, along with class of business, the raising finely runing demand with business, the quantity of business rule will be greatly increased, it will reduce gate performance, traffic affecting carries out efficiency, brings too much network management overhead。
Summary of the invention
The too much network management overhead that causes on GGSN to overcome whole business rule to be arranged in, reduce gate performance, a kind of and method that route separates and device that the invention provides business。
In order to solve above-mentioned technical problem, the present invention adopts the following technical scheme that
According to one aspect of the present invention, provide a kind of method that business separates with route, it is applied to a gateway general grouping service wireless support node GGSN, including: receiving the activate message of the packet data protocol PDP Context for first terminal, described activate message carries the first APN APN of described first terminal；Corresponding relation according to APN Yu Service Gateway, it is determined that described corresponding for APN first Service Gateway, sets up described first terminal and the annexation of the first Service Gateway；Receive the business data flow from described first terminal, according to described annexation, described business data flow is forwarded to described first Service Gateway。
Optionally, the described corresponding relation according to APN Yu Service Gateway, determine described corresponding for APN first Service Gateway, including: sending the request message for the policy control and charging PCC strategy asking described first terminal to policy control and charging regulation function entity PCRF, described request message carries a described APN；Receive the PCC strategy of the described PCRF described first terminal returned, described PCC strategy includes the PCRF information according to APN described APN corresponding first Service Gateway determined with the corresponding relation of Service Gateway。
Optionally, the described corresponding relation according to APN Yu Service Gateway, it is determined that described corresponding for APN first Service Gateway, including the corresponding relation of: the locally configured APN of described GGSN with Service Gateway；Further according to locally configured described corresponding relation, it is determined that described corresponding for APN first Service Gateway。
Optionally, the annexation setting up first terminal and the first Service Gateway includes: set up first terminal user's bearer context；Accordingly, receive the business data flow from described first terminal, according to described user's bearer context, described business data flow is forwarded to described first Service Gateway。
Optionally, after setting up user's bearer context of described first terminal, described method also includes: sends the user for described first terminal to described first Service Gateway and connects activate message, described user connects and carries described first APN information in activate message, so that the first Service Gateway obtains described corresponding for an APN Service control strategy according to described first APN information from PCRF, the user to activate described first terminal connects。
According to having it is still another aspect of the present invention to provide a kind of method that business separates with route, it is applied to a Service Gateway, including: obtain the first APN APN of the gateway general grouping service wireless support node GGSN first terminal sent；According to a described APN, obtaining described corresponding for an APN first Service control strategy with charging regulation function entity PCRF from policy control, the user to activate first terminal connects；Receive the business data flow of the GGSN described first terminal forwarded, and according to described first Service control strategy, described business data flow is processed。
Optionally, described according to described first Service control strategy, described business data flow carried out process and include: according to described first Service control strategy, generate the business ticket of first terminal transmission to business operation support system。
Optionally, described described business data flow process according to described first Service control strategy also includes: forwarding from before the business data flow of described first terminal, forwarding after the source address of described business data flow replaces with the address of described first Service Gateway further again。
The foundation present invention has an aspect, provide the device that a kind of business separates with route, it is applied to a gateway general grouping service wireless support node GGSN, including: receiver module, for receiving the activate message of the packet data protocol PDP Context for first terminal, described activate message carries the first APN APN of described first terminal；Select module, for corresponding relation according to APN Yu Service Gateway, it is determined that described corresponding for APN first Service Gateway, set up described first terminal and the annexation of the first Service Gateway；Forwarding module, for receiving the business data flow from described first terminal, according to annexation, is forwarded to described first Service Gateway by described business data flow。
Optionally, described selection module includes: transmitting element, and for sending the request message for the policy control and charging PCC strategy asking described first terminal to policy control and charging regulation function entity PCRF, described request message carries a described APN；Receive unit, for receiving the PCC strategy of the described PCRF described first terminal returned, described PCC strategy includes the PCRF information according to APN described APN corresponding first Service Gateway determined with the corresponding relation of Service Gateway。
Optionally, described selection module includes: select unit, for corresponding relation according to APN locally configured for GGSN Yu Service Gateway, it is determined that corresponding for APN first Service Gateway。
Optionally, selection module farther includes: load bearing unit, for setting up first terminal user's bearer context, accordingly, described forwarding module is further used for receiving the business data flow from described first terminal, according to described user's bearer context, described business data flow is forwarded to described first Service Gateway。
Optionally, described device also includes: connect active module, activate message is connected for sending the user for described first terminal to described first Service Gateway, described user connects and carries described first APN information in activate message, so that the first Service Gateway obtains described corresponding for an APN Service control strategy according to described first APN information from PCRF, the user to activate described first terminal connects。
According to having it is still another aspect of the present invention to provide the device that a kind of business separates with route, it is applied to a Service Gateway, including: acquisition module, for obtaining the first APN APN of the gateway general grouping service wireless support node GGSN first terminal sent；Active module, for according to a described APN, obtains described corresponding for an APN first Service control strategy from policy control, to activate user's connection of first terminal with charging regulation function entity PCRF；Processing module, for receiving the business data flow of the GGSN described first terminal forwarded, and processes described business data flow according to described first Service control strategy。
Optionally, described processing module includes: generate unit, for according to described first Service control strategy, generating the business ticket of first terminal and send to business operation support system。
Optionally, described processing module farther includes: replacement unit, for forwarding from before the business data flow of described first terminal, forwarding after the source address of described business data flow replaces with the address of described first Service Gateway further again。
The invention has the beneficial effects as follows: the present invention passes through to set up Service Gateway, APN and the corresponding relation of Service Gateway, guides the partial service in GGSN into Service Gateway, reduces the network management overhead of GGSN, simplify NTM network traffic management。Further, the source address of business data flow was replaced with the address of current business gateway by Service Gateway before forwarding service data stream, ensured that downlink service data stream passes through from current business gateway。
Accompanying drawing explanation
Fig. 1 represents embodiment of the present invention business and one of method flow diagram of separating of route；
Fig. 2 represents embodiment of the present invention business and route the method flow diagram separated two；
Fig. 3 represents one of the embodiment of the present invention APN corresponding relation mode with Service Gateway flow chart；
Fig. 4 represents two flow charts of embodiment of the present invention APN and the corresponding relation mode of Service Gateway；
Fig. 5 represents embodiment of the present invention business and route the method flow diagram separated three；
Fig. 6 represents embodiment of the present invention business and one of method schematic diagram of separating of route；
Fig. 7 represents embodiment of the present invention business and route the method schematic diagram separated two；
Fig. 8 represents embodiment of the present invention business and one of schematic diagram of device of separating of route；
Fig. 9 represents that the device that embodiment of the present invention business separates with route selects one of module composition mode；
Figure 10 represents that the device that embodiment of the present invention business separates with route selects the two of module composition mode；
Figure 11 represents the two of embodiment of the present invention business and the schematic diagram routeing the device separated；
Figure 12 represents embodiment of the present invention processing module schematic diagram。
Detailed description of the invention
For making the object, technical solutions and advantages of the present invention clearly, describe the present invention below in conjunction with the accompanying drawings and the specific embodiments。
As it is shown in figure 1, embodiment of the present invention business and one of method flow diagram of separating of route, being applied to a gateway general grouping service wireless support node GGSN, the embodiment of the present invention comprises the following steps:
Step S100, receiving the activate message of packet data protocol PDP Context for first terminal, activate message carries the first APN APN of first terminal。
Step S200, corresponding relation according to APN Yu Service Gateway, it is determined that corresponding for APN first Service Gateway, set up first terminal and the annexation of the first Service Gateway。
Business data flow, from the business data flow of first terminal, according to annexation, is forwarded to the first Service Gateway by step S300, reception。
As in figure 2 it is shown, the annexation setting up first terminal and the first Service Gateway can be set up user's bearer context of first terminal, specifically comprise the following steps that
Step S400, corresponding relation according to APN Yu Service Gateway, it is determined that corresponding for APN first Service Gateway, set up first terminal user's bearer context。
Step S500, send to the first Service Gateway and connect activate message for the user of first terminal, user connects and carries the first APN information in activate message, so that the first Service Gateway obtains a Service control strategy corresponding for APN according to the first APN information from PCRF, the user to activate first terminal connects。
Accordingly, step S300 becomes receiving the business data flow from first terminal, according to user's bearer context, described business data flow is forwarded to described first Service Gateway。
Should be noted that, guide the Service control strategy that the oneth is corresponding for APN into first Service Gateway, reduce the network management overhead of GGSN, simplify NTM network traffic management, the partial service control strategy that the oneth is corresponding for APN can also be guided into first Service Gateway, for instance service quality charging。
As it is shown on figure 3, corresponding relation according to APN Yu Service Gateway in step S200 in Fig. 1, it is determined that the mode of corresponding for APN first Service Gateway has multiple, and one of which implementation is:
Step S201, sending the request message for the policy control and charging PCC strategy asking first terminal to policy control and charging regulation function entity PCRF, request message carries an APN。
Step S202, receive the PCC strategy of the PCRF first terminal returned, PCC strategy includes the PCRF information according to APN APN corresponding first Service Gateway determined with the corresponding relation of Service Gateway；One of which implementation is:
Charing-Rule-Definition::=<AVPHeader:1003>// charging regulation defines
{ Charging-Rule-Name} // charging regulation title
Service-Identifier} // service identification
{ Rating-Group} // tier group
* [Flow-Description] // business datum stream description
[QoS-Information] //QoS information
[Routing-Infrmation] // Service Gateway information
……
As shown in Figure 4, the corresponding relation according to APN Yu Service Gateway, it is determined that another implementation of corresponding for APN first Service Gateway is:
The corresponding relation of the locally configured APN of step S210, GGSN and Service Gateway。
Step S220, further according to locally configured corresponding relation, it is determined that corresponding for APN first Service Gateway。
Should be noted that and notify that the selection of Service Gateway or the corresponding relation two ways of APN and Service Gateway can be reached goal of the invention by GGSN by PCRF, multiple implementation enhances the corresponding relation of the selectivity of scheme, locally configured APN and Service Gateway:
But it is also not limited to this。
As it is shown in figure 5, embodiment of the present invention business and the three of the flow chart routeing the method separated, it is applied to a Service Gateway, including:
First APN APN of the first terminal that step S500, acquisition gateway general grouping service wireless support node GGSN send。
Step S600, according to an APN, obtain first corresponding for an APN Service control strategy from policy control with charging regulation function entity PCRF, the user to activate first terminal connects。
The business data flow of the first terminal that step S700, reception GGSN forward, and according to the first Service control strategy, business data flow is processed。
It should be noted that, according to the first Service control strategy, it is possible to generate the business ticket of first terminal and send to business operation support system；For ensureing that downlink service data stream passes through from current business gateway, current business gateway is forwarding from before the business data flow of first terminal, forwarding after the source address of business data flow replaces with the address of the first Service Gateway again。
As shown in Figure 6, one of schematic diagram of method that embodiment of the present invention business separates with route, comprise the following steps:
601, terminal is surveyed to activate to network and is connected, and HSS (HomeSubscriberServer) certification this APN, SGSN are carrying APN in the PDP activation message of GGSN；
602, user's bearer context is set up。
603, Service control strategy is obtained。
604, business data flow is obtained。
605, business data flow is forwarded to Service Gateway。
606, the Service Gateway process to business data flow, sends ticket to BOSS system。
607, the source address of business data flow is replaced with the address of current business gateway。
As it is shown in fig. 7, embodiment of the present invention business and route separate the two of the schematic diagram of method, with Fig. 6 the difference is that, in Fig. 7, APN configures in GGSN with the corresponding relation of Service Gateway。
As shown in Figure 8, one of schematic diagram of device that embodiment of the present invention business separates with route, including: receiver module 81, selection module 82, forwarding module 83 and connection active module 84；Receiver module 81, for receiving the activate message of the packet data protocol PDP Context for first terminal, activate message carries the first APN APN of first terminal；Select module 82, for corresponding relation according to APN Yu Service Gateway, it is determined that corresponding for APN first Service Gateway, set up first terminal and the annexation of the first Service Gateway；Forwarding module 83, for receiving the business data flow from first terminal, according to annexation, is forwarded to the first Service Gateway by business data flow；Connect active module 84, activate message is connected for sending the user for first terminal to the first Service Gateway, user connects and carries the first APN information in activate message, so that the first Service Gateway obtains a Service control strategy corresponding for APN according to the first APN information from PCRF, the user to activate first terminal connects。
As shown in Figure 9 and Figure 10, the corresponding relation of APN and Service Gateway has various ways, accordingly, selects module 82 to have the multiple constituted mode, one of which constituted mode to be: to select module 82 to include transmitting element 821, receive unit 822 and load bearing unit 824；Transmitting element 821, for sending the request message for the policy control and charging PCC strategy asking first terminal to policy control and charging regulation function entity PCRF, request message carries an APN；Receive unit 822, for receiving the PCC strategy of the PCRF first terminal returned, PCC strategy includes the PCRF information according to APN APN corresponding first Service Gateway determined with the corresponding relation of Service Gateway；Load bearing unit 824, is used for setting up first terminal user's bearer context；Another constituted mode is: select module 82 to include selecting unit 823 and load bearing unit 824；Select unit 823, for according to locally configured corresponding relation, it is determined that corresponding for APN first Service Gateway；Load bearing unit 824, is used for setting up first terminal user's bearer context。
As shown in figure 11, the two of the schematic diagram of the device that embodiment of the present invention business separates with route, including acquisition module 91, active module 92 and processing module 93；Acquisition module 91, for obtaining the first APN APN of the gateway general grouping service wireless support node GGSN first terminal sent；Active module 92, for according to an APN, obtaining first corresponding for an APN Service control strategy from policy control with charging regulation function entity PCRF, the user to activate first terminal connects；Processing module 93, for receiving the business data flow of the GGSN first terminal forwarded, and processes business data flow according to the first Service control strategy。
As shown in figure 12, processing module 93 includes generating unit 931 and replacement unit 932, generates unit 931, for according to the first Service control strategy, generating the business ticket of first terminal and send to business operation support system；Replacement unit 932, for forwarding from before the business data flow of first terminal, forwarding after the source address of business data flow replaces with the address of the first Service Gateway further again。
By setting up the corresponding relation of Service Gateway and APN and Service Gateway, guide the partial service in GGSN into Service Gateway, reduce the network management overhead of GGSN, simplify NTM network traffic management。Further, the source address of business data flow was replaced with the address of current business gateway by Service Gateway before forwarding service data stream, ensured that downlink service data stream passes through from current business gateway。
Above is the preferred embodiment of the present invention, it should be pointed out that for the ordinary person of the art, can also making some improvements and modifications under without departing from principles of the invention premise, these improvements and modifications are also in protection scope of the present invention。
Claims (16)
1. the method that business separates with route, is applied to a gateway general grouping service wireless support node GGSN, it is characterised in that including:
Receiving the activate message of the packet data protocol PDP Context for first terminal, described activate message carries the first APN APN of described first terminal；
Corresponding relation according to APN Yu Service Gateway, it is determined that described corresponding for APN first Service Gateway, sets up described first terminal and the annexation of the first Service Gateway；
Receive the business data flow from described first terminal, according to described annexation, described business data flow is forwarded to described first Service Gateway。
2. the method for claim 1, it is characterised in that the described corresponding relation according to APN Yu Service Gateway, it is determined that described corresponding for APN first Service Gateway, including:
Sending the request message for the policy control and charging PCC strategy asking described first terminal to policy control and charging regulation function entity PCRF, described request message carries a described APN；
Receive the PCC strategy of the described PCRF described first terminal returned, described PCC strategy includes the PCRF information according to APN described APN corresponding first Service Gateway determined with the corresponding relation of Service Gateway。
3. the method for claim 1, it is characterised in that the described corresponding relation according to APN Yu Service Gateway, it is determined that described corresponding for APN first Service Gateway, including:
Corresponding relation according to APN locally configured for described GGSN Yu Service Gateway, it is determined that described corresponding for APN first Service Gateway。
4. the method as described in claim 1 or 2 or 3, it is characterised in that the described annexation setting up described first terminal and the first Service Gateway includes:
Set up described first terminal user's bearer context；
Accordingly, receiving the business data flow from described first terminal, according to described user's bearer context, described business data flow is forwarded to described first Service Gateway by GGSN。
5. method as claimed in claim 4, it is characterised in that after setting up user's bearer context of described first terminal, described method also includes:
Send the user for described first terminal to described first Service Gateway and connect activate message, described user connects and carries described first APN information in activate message, so that the first Service Gateway obtains described corresponding for an APN Service control strategy according to described first APN information from PCRF, the user to activate described first terminal connects。
6. the method that business separates with route, is applied to a Service Gateway, it is characterised in that including:
Obtain the first APN APN of the gateway general grouping service wireless support node GGSN first terminal sent；
According to a described APN, obtaining described corresponding for an APN first Service control strategy with charging regulation function entity PCRF from policy control, the user to activate first terminal connects；
Receive the business data flow of the GGSN described first terminal forwarded, and according to described first Service control strategy, described business data flow is processed。
7. method as claimed in claim 6, it is characterised in that described according to described first Service control strategy, described business data flow carried out process and include:
According to described first Service control strategy, generate the business ticket of first terminal and send to business operation support system。
8. method as claimed in claim 7, it is characterised in that described described business data flow process according to described first Service control strategy also includes:
Forwarding from before the business data flow of described first terminal, forwarding again after further the source address of described business data flow is replaced with the address of described first Service Gateway。
9. the device that business separates with route, is applied to a gateway general grouping service wireless support node GGSN, it is characterised in that including:
Receiver module, for receiving the activate message of the packet data protocol PDP Context for first terminal, described activate message carries the first APN APN of described first terminal；
Select module, for corresponding relation according to APN Yu Service Gateway, it is determined that described corresponding for APN first Service Gateway, set up described first terminal and the annexation of the first Service Gateway；
Forwarding module, for receiving the business data flow from described first terminal, according to described annexation, is forwarded to described first Service Gateway by described business data flow。
10. device as claimed in claim 9, it is characterised in that described selection module includes:
Transmitting element, for sending the request message for the policy control and charging PCC strategy asking described first terminal to policy control and charging regulation function entity PCRF, described request message carries a described APN；
Receive unit, for receiving the PCC strategy of the described PCRF described first terminal returned, described PCC strategy includes the PCRF information according to APN described APN corresponding first Service Gateway determined with the corresponding relation of Service Gateway。
11. device as claimed in claim 9, it is characterised in that described selection module includes:
Select unit, for corresponding relation according to APN locally configured for described GGSN Yu Service Gateway, it is determined that described corresponding for APN first Service Gateway。
12. the device as described in claim 9 or 10 or 11, it is characterised in that described selection module farther includes:
Load bearing unit, is used for setting up described first terminal user's bearer context；
Accordingly, described forwarding module is further used for receiving the business data flow from described first terminal, according to described user's bearer context, described business data flow is forwarded to described first Service Gateway。
13. device as claimed in claim 12, it is characterised in that described device also includes:
Connect active module, activate message is connected for sending the user for described first terminal to described first Service Gateway, described user connects and carries described first APN information in activate message, so that the first Service Gateway obtains described corresponding for an APN Service control strategy according to described first APN information from PCRF, the user to activate described first terminal connects。
14. the device that business separates with route, it is applied to a Service Gateway, it is characterised in that including:
Acquisition module, for obtaining the first APN APN of the gateway general grouping service wireless support node GGSN first terminal sent；
Active module, for according to a described APN, obtains described corresponding for an APN first Service control strategy from policy control, to activate user's connection of first terminal with charging regulation function entity PCRF；
Processing module, for receiving the business data flow of the GGSN described first terminal forwarded, and processes described business data flow according to described first Service control strategy。
15. device as claimed in claim 14, it is characterised in that described processing module includes:
Generate unit, for according to described first Service control strategy, generating the business ticket of first terminal and send to business operation support system。
16. device as claimed in claim 15, it is characterised in that described processing module farther includes:
Replacement unit, for forwarding from before the business data flow of described first terminal, forwarding after the source address of described business data flow replaces with the address of described first Service Gateway further again。
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