CN101472259A - Method and device for triggering policy control and charging function - Google Patents
Method and device for triggering policy control and charging function Download PDFInfo
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- H04M15/00—Arrangements for metering, time-control or time indication ; Metering, charging or billing arrangements for voice wireline or wireless communications, e.g. VoIP
- H04M15/62—Arrangements for metering, time-control or time indication ; Metering, charging or billing arrangements for voice wireline or wireless communications, e.g. VoIP based on trigger specification
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- H—ELECTRICITY
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- H04M15/00—Arrangements for metering, time-control or time indication ; Metering, charging or billing arrangements for voice wireline or wireless communications, e.g. VoIP
- H04M15/66—Policy and charging system
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Abstract
The embodiment of the invention provides a method and a device for triggering a PPC (Policy Control and Charging) function, the method mainly comprises the following steps: a PCEF (Policy and Charging Enforcement Function) acquires instruction information triggering the PCC function on the basis of the IP-CAN (IP connected access network) conversation; and the PCEF triggers the PCC function according to the instruction information. By using the invention, the PCEF can judge whether to start the process of the PCC function according to the dynamically obtained instruction information triggering the process of the PCC function on the basis of the IP-CAN conversation, thereby reducing the management and the maintenance costs of an operator and helping expand the subscriber service.
Description
Technical field
The present invention relates to network communication field, relate in particular to the method and apparatus of a kind of triggering PCC (Policy Control andCharging, the strategy and the control of chargeing) function.
Background technology
Communication network has passed through from CS (Circuit Switch, circuit switching) network to the evolution that is carried as main PS (Packet Switch, packet switching) network with IP.In IP network, carry out telecommunication service and must guarantee professional QoS (Quality of Service, service quality), to satisfy the requirement of user communication quality.For example, the user carries out video call service, needs to guarantee effects such as video image is clear, smoothness in the process carrying out of this business.When polytype business such as web page browsing, file download, video request program was provided in the IP network simultaneously, IP network must have the ability of distinguishing charging according to different business stream.
At the demand, 3GPP (Third Generation Partnership Project, third generation partner plan) has proposed PCC (Policy Control and Charging, the strategy and the control of chargeing) framework.This framework reaches at the different business flow point and does not carry out processing such as QoS control, charging, gate by detecting at the different business stream on the IP network.
Realize two-forty, the low transfer of data requirement that postpones and support multiple access technology in order to reach in IP network, 3GPP has proposed SAE (System Architecture Evolution, System Architecture Evolution).The SAE framework comprises: Local breakout (the local route of optimizing) mode and HomeRouted (ownership route) mode.The feature of Home Routed mode is P-GW (Packet DataNetwork Gateway, packet data network gateway) places home network domain, it is mutual directly to carry out strategy between P-GW and the h-PCRF (Home-Policy Control and Charging Rules Function, local policy control and charging rule functions); The data that the roamer carries out service interaction all need the P-GW of route through home network domain.The feature of Local breakout mode is that P-GW places the visited network territory, strategy between P-GW and the h-PCRF needs to transmit by v-PCRF (Visit-PolicyControl and Charging Rules Function, visit ground policy control and charging rule functions) alternately; The roamer carries out the data of service interaction and only need export at visited network, does not need route to return and belongs to network.
In the prior art, a kind of UE (User Equipment, subscriber equipment) adhere to trigger the PCC function when inserting the 3GPP network handling process as shown in Figure 1, comprise following treatment step:
Step 11, UE send to the 3GPP access network and adhere to request, and this 3GPP access network carries out access authentication to UE.
Step 12, MME (Mobile Management Entity, mobile management entity) initiate position updating request to HSSHSS (Home Subscriber Serve, home subscriber server), carry out the position alternately with HSS and upgrade.
The relevant bearer context of the state of activation of MME request S-GW (Serving Gateway, gateway) and/or P-GW deletion UE;
Step 13, MME select a S-GW, and be sent as the request message that described UE sets up default bearer to it, carry IMSI (the International Mobile SubscriberIdentity of UE in this request message, international mobile subscriber identification), APN (Access Point Name, APN), RAT type (RAT type), Default Bearer QoS (default bearer QoS), PDNAddress Allocation parameters such as (PDN addresses);
Step 14, S-GW send the agent binding update request message to P-GW, think that described UE sets up new carrying, carry NAI (the Network AccessIdentifier of UE in this Binding Update request message, network access identifier), APN and other parameters, wherein NAI is used to identify UE, and APN is used to identify PDN (Packet Data Network, packet data network);
Step 15, P-GW are according to the APN information of the PDN of local static configuration, judge whether the APN that above-mentioned S-GW sends needs to trigger the PCC function, if desired, then send IP-CAN (IP connects access network) session and set up Indication message to H-PCRF, the NAI that carries UE in the Indication message is set up in this session, APN, IP CAN type, the IP address of UE etc.;
Step 16, H-PCRF return the IP-CAN session to P-GW and set up response message, and this session is set up and carry the PCC rule that need install in the response message on P-GW, and trigger the event information that P-GW reports;
Step 17, P-GW return PMIP (Proxy Mobile IP proxy-mobile IP) binding response message to S-GW, carry the NAI of UE in this binding response message, Lifetime (life span), be UE IP address allocated and other parameters, identical in the NAI of UE and the above-mentioned Binding Update request message wherein, Lifetime represents to bind the effective time.
Step 18, S-GW send gateway control session to H-PCRF and set up Indication message, and to set up a control session and to obtain corresponding rule, this session is set up and carried IP CAN type, MNNAI in the Indication message, APN, RAT Type, the IP address of UE, signatory QoS is etc. information;
Step 19, H-PCRF are set up information in the Indication message, PCC rule after P-GW issues renewal and Event triggered information according to above-mentioned session;
After the PCC rule that step 110, P-GW issue H-PCRF is installed, return the installation rule response to H-PCRF;
Step 111, H-PCRF return gateway control session to S-GW and set up response message, and this gateway control session is set up and carried the qos policy rule that need install in the response message and trigger the event information that S-GW reports on S-GW;
Step 112, S-GW return default bearer to MME and set up response message;
Step 113, set up the radio bearer between above-mentioned UE and the eNodeB, finish the process that above-mentioned UE adheres to the 3GPP access network.
In above-mentioned handling process, UE inserts different PDN networks has different requirements to whether enabling the PCC function course, and the PDN network that promptly has need be used the PCC function and control, and triggers the PCC flow process, and the PDN network that has does not then need.In above-mentioned handling process, P-GW judges at the APN of the PDN of this locality whether needs are initiated IP-CAN session foundation request to PCRF in this IP-CAN session according to static configuration.In addition, can also be at the same also APN of the above-mentioned PDN of static configuration that carries out on PCEF (Policy and Charging EnforcementFunction, strategy and the charge execution function) S-GW of function, the IAD of non-3GPP.
In realizing process of the present invention, the inventor finds that S-GW is positioned at the network of UE roaming place under the different network architectures, and P-GW is positioned at the network of UE ownership place, and they belong to different operators probably.If adopt the method for above-mentioned static configuration APN, the operator of ownership place need be on all gateways of roaming place the information of configuration of APN, cause this layoutprocedure difficulty big, maintainable poor, be short of flexibility.
Summary of the invention
The purpose of the embodiment of the invention provides a kind of method and apparatus of the PCC of triggering function, and static configuration APN process difficulty is big in the prior art, maintainability is poor thereby solved, the problem of shortcoming flexibility.
The objective of the invention is to be achieved through the following technical solutions:
The method of a kind of trigger policy and charging controlled function comprises:
Strategy obtains the indication information that is connected access network IP-CAN session trigger policy and charging control PCC function based on IP with charge execution function PCEF;
Described PCEF triggers the PCC function according to described indication information.
The PCEF device of a kind of trigger policy and charging controlled function comprises:
The indication information acquisition module is used to obtain the indication information that triggers the PCC function based on the IP-CAN session;
PCC function trigger module is used for triggering the PCC function according to described indication information.
The technical scheme that provides by the invention described above embodiment as can be seen, the embodiment of the invention can judge whether to start the PCC function course so that PCEF triggers the indication information of PCC function course according to what dynamically obtain based on the IP-CAN session.Trigger the PCC function and do not rely on static data configuration, thereby reduced the management maintenance cost of operator, help customer service is expanded.
Description of drawings
Fig. 1 is a kind of process chart that triggers the PCC function when UE adheres to access 3GPP network in the prior art;
Fig. 2 is the S-GW of the embodiment of the invention one proposition and P-GW obtains to trigger based on the IP-CAN session PCC function course indication information from HSS handling process schematic diagram;
The S-GW that Fig. 3 provides for the embodiment of the invention two obtains to trigger PCC function course indication information and trigger the handling process schematic diagram of PCC function based on the IP-CAN session from P-GW;
The AGW that Fig. 4 provides for the embodiment of the invention three obtains to trigger based on the IP-CAN session process chart of PCC function course indication information from AAA;
The structural representation of the device of the triggering PCC function that Fig. 5 provides for the embodiment of the invention.
Embodiment
In embodiments of the present invention, be linked in the process of 3GPP network by the IP-CAN session at subscriber equipment, the PCEF entity dynamically obtains the indication information based on IP-CAN session trigger policy and charging control PCC function, and concrete obtain manner comprises from HSS or AAA or other PCEF and obtains this indication information.Can comprise the APN tabulation that needs start the PCC function, the APN tabulation that does not need to start the PCC function, each APN in the described indication information with needs or do not need to start at least one item in the corresponding relation of sign of PCC function course; Perhaps, only comprise indication needs or do not need to start the sign of PCC function course.
Then, the APN APN information that described PCEF uses according to the IP-CAN session of described indication information and described subscriber equipment judges whether and need trigger the PCC function for the IP-CAN session of described subscriber equipment, if then triggers the PCC function.
Describe the embodiment of the invention in detail below in conjunction with accompanying drawing.
Embodiment one: present embodiment has provided under the roaming scence of Local breakout mode, S-GW and P-GW all are positioned at visit ground, when the user adheres to the 3GPP access network, S-GW and P-GW obtain to trigger based on the IP-CAN session indication information of PCC function course from HSS, thereby start the flow process of PCC function course.The handling process that S-GW that present embodiment proposes and P-GW obtain to trigger PCC function course indication information based on the IP-CAN session from HSS comprises the steps: as shown in Figure 2
Step 21, UE send to the 3GPP of roaming place access network and adhere to request, and this 3GPP access network carries out access authentication to UE.
The relevant bearer context of the state of activation of step 22, MME request S-GW and/or P-GW deletion UE;
Step 23, MME initiate position updating request to HSS, carry the IMSI of MME sign and UE etc. in this position updating request;
Step 24, HSS issue the subscription data of UE to MME, and having comprised UE in this subscription data has all the APN information that authority inserts and the APN information of default use, and the signatory QoS information of each APN correspondence; Also need to comprise the indication information that triggers the PCC function course based on the IP-CAN session in addition in this subscription data, this indication information can show as the indication that whether needs to start the PCC function course of each APN correspondence on specific implementation, or the APN tabulation of a needs triggering PCC function course, or APN tabulation that does not need to trigger the PCC function course.
The form of APN tabulation that need to start the PCC function or do not need to start the PCC function is shown in following table 1:
Table 1
| Start PCC |
| APN1 |
| APN2 |
| APN3 |
| 。 |
APN and this APN of indication need or do not need to start the form of corresponding relation of sign of PCC function course shown in following table 2:
Table 2
| APN1 | YES |
| APN2 | NO |
| APN3 | NO |
| APN4 | NO |
| 。。 | 。。 |
After step 25, MME receive above-mentioned subscription data, return the response of subscription data to HSS;
After step 26, HSS receive the response of above-mentioned subscription data, upgrade response to the MME home position;
Step 27, MME select a S-GW for described UE, and send the request message of setting up default bearer to this S-GW, carry the IMSI of UE, the APN information of the default use of UE in this request message, and above-mentioned indication information;
Step 28, S-GW send the agent binding update request message to P-GW, think that above-mentioned UE sets up new carrying, carry the NAI of UE in this Binding Update request message, other parameters such as APN, and above-mentioned indication information etc.;
Step 29, P-GW judge that according to above-mentioned indication information the APN needs of the IP-CAN session of this foundation trigger the PCC function course, so, send the IP-CAN session to H-PCRF and set up Indication message, this session is set up and is carried MN-NAI in the Indication message, APN, IP CAN type, the IP address of UE etc.;
Step 210, H-PCRF return the IP-CAN session to P-GW and set up response message, and this session is set up and carry the PCC rule that need install in the response message on P-GW, and trigger the event information that P-GW reports;
Step 211, P-GW return PMIP binding response message to S-GW, carry the NAI of UE in this binding response message, Lifetime is UE IP address allocated and other parameters, identical in the NAI of UE and the agent binding update request message wherein, Lifetime represents to bind the effective time.
Step 212, S-GW are according to sending above-mentioned indication information by MME, judge that this APN need initiate to set up gateway control session, then S-GW sends gateway control session via V-PCRF to H-PCRF and sets up request message to set up a control session, this session is set up and is carried IP CAN type, MNNAI in the request message, APN, RAT Type, the IP address of UE, signatory information such as QoS;
Step 213, H-PCRF set up the information that provides in the request message, PCC rule after P-GW issues renewal and Event triggered information according to the session that S-GW sends;
After the PCC rule that step 214, P-GW issue H-PCRF is installed, return the installation rule response to H-PCRF;
Step 215, H-PCRF return gateway control session through V-PCRF to S-GW and set up response message, and this gateway control session is set up and carried the qos policy rule that need install in the response message and trigger the event information that S-GW reports on S-GW;
Step 216, S-GW return default bearer to MME and set up response message;
Step 217, set up the radio bearer between above-mentioned UE and the eNodeB, finish the process that above-mentioned UE adheres to the 3GPP access network.
Embodiment two: present embodiment has provided under the roaming scence of Home Routed mode, P-GW is at user ascription area and dispose the indication information that triggers the PCC function course based on the IP-CAN session, and S-GW is on visit ground, when the user adheres to the 3GPP network, S-GW obtains to trigger based on the IP-CAN session indication information of PCC function course from P-GW, and triggers the flow process of setting up gateway control session.The S-GW that embodiment two provides obtains the handling process schematic diagram that triggers PCC function course indication information and trigger the PCC function based on the IP-CAN session as shown in Figure 3 from P-GW, specifically comprises the steps:
Step 31, UE send to the 3GPP of roaming place access network and adhere to request, and this 3GPP access network carries out access authentication to UE.
Step 32, MME initiate position updating request to HSS, carry out the position alternately with HSS and upgrade.The relevant bearer context of the state of activation of MME request S-GW and/or P-GW deletion UE;
Step 33, MME select a S-GW, and are sent as the request message that described UE sets up default bearer to it, carry the IMSI of UE in this request message, default APN, RAT type, Default BearerQoS, parameters such as PDN Address Allocation;
Step 34, S-GW send the agent binding update request message to P-GW, think that described UE sets up new carrying, carry the NAI of UE in this Binding Update request message, APN and other parameters, and wherein NAI is used to identify UE, and APN is used to identify PDN;
The indication information that step 35, P-GW dispose according to this locality based on IP-CAN session triggering PCC function course, judge whether the APN that above-mentioned S-GW sends needs to trigger the PCC function, if desired, then send the IP-CAN session and set up Indication message to H-PCRF, the NAI that carries UE in the Indication message is set up in this session, APN, IP CAN type, the IP address of UE etc.
The indication information of above-mentioned local configuration can show as the indication that whether needs to start the PCC function course of each APN correspondence on specific implementation, or the APN tabulation of a needs triggering PCC function course, or APN tabulation that does not need to trigger the PCC function course.
Step 36, H-PCRF return the IP-CAN session to P-GW and set up response message, and this session is set up and carry the PCC rule that need install in the response message on P-GW, and trigger the event information that P-GW reports;
Step 37, P-GW receive after above-mentioned session sets up response message, return PMIP binding response message to S-GW, carry the NAI of UE in this binding response message, Lifetime, be the UE IP address allocated, and the indication information that triggers the PCC function course based on the IP-CAN session.Because this moment, the APN value was determined, this P-GW sends to the sign that can only comprise needs in the indication information of S-GW or not need to start the PCC function course, and this is identified on the specific implementation and can needs to trigger with " 0 " representative, does not need triggering with " 1 " representative.
Above-mentioned P-GW sends to and can also comprise the APN tabulation that starts the PCC function, the APN tabulation that does not need to start the PCC function, each APN in the indication information of S-GW with needs or do not need to start at least one item in the corresponding relation of sign of PCC function course.
The above-mentioned indication information that step 38, S-GW send according to P-GW, judge that this APN that creates the IP-CAN session need trigger the PCC function course, so, send gateway control session by V-PCRF to H-PCRF and set up request message to set up a control session, the NAI that carries IPCAN type, UE in the request message is set up in this session, APN, RAT Type, the IP address of UE, signatory information such as QoS;
Step 39, H-PCRF set up the information that provides in the request message, PCC rule after P-GW issues renewal and Event triggered information according to the session that S-GW sends;
After the PCC rule that step 310, P-GW issue H-PCRF is installed, return the installation rule response to H-PCRF;
Step 311, H-PCRF return gateway control session through V-PCRF to S-GW and set up response message, and this gateway control session is set up and carried the qos policy rule that need install in the response message and trigger the event information that S-GW reports on S-GW;
Step 312, S-GW return default bearer to MME and set up response message;
Step 313, set up the radio bearer between above-mentioned UE and the eNodeB, finish the process that above-mentioned UE adheres to the 3GPP access network.
Embodiment three: present embodiment has provided under non-roaming scene, the user inserts non-3GPP network by the access gateway AG W of non-3GPP, when the user adheres to non-3GPP network, AGW is from AAA (Authentication Authorization Accounting, checking, authorize, charge) obtain to trigger the indication information of PCC function course based on the IP-CAN session, this indication information is passed to P-GW, and start the flow process of PCC function course.The handling process that the AGW that embodiment three provides obtains to trigger PCC function course indication information based on the IP-CAN session from AAA comprises the steps: as shown in Figure 4
Step 41, UE close between the AGW with non-3 GPP access network and set up being connected of L2 layer.
Step 42, UE and AGW and AAA are mutual, carry out subscription authentication, AAA is from HSS acquisition user's access subscription data in the authentication process, and having comprised UE in this subscription data has all the APN information of authority access and the APN information of default use, and the signatory QoS information of each APN correspondence; Also need to comprise the indication information that triggers the PCC function course based on the IP-CAN session in addition in this subscription data, this indication information can show as the indication that whether needs to start the PCC function course of each APN correspondence on specific implementation, or the APN tabulation of a needs triggering PCC function course, or APN tabulation that does not need to trigger the PCC function course.
Step 43, AAA judge the authentication success to above-mentioned UE;
Step 44, utilize the interface between AAA and the AGW, AAA returns the authentication success response to AGW, comprises the above-mentioned indication information that obtains from HSS in this authentication success response.
Step 45, AGW preserve the indication information that above-mentioned AAA sends over, and the authentication success response is returned to UE;
Step 46, UE initiate adhering to of L3 layer to AGW;
Step 47, AGW send the agent binding update request message to P-GW, think that described UE sets up new carrying, carry the NAI of UE in this agent binding update request message, APN reaches the indication information that triggers the PCC function course based on the IP-CAN session, promptly need or do not need to start the sign of PCC function course, this is identified on the specific implementation and can needs to trigger, not need to trigger with " 1 " representative with " 0 " representative;
Step 48, P-GW judge that according to the above-mentioned indication information of receiving the APN of the IP-CAN session of this foundation need trigger the PCC function course.So, sending the IP-CAN session to H-PCRF and set up Indication message, the NAI that carries UE in the Indication message is set up in this session, APN, IP CAN type, the IP address of UE etc.;
Step 49, H-PCRF return the IP-CAN session to P-GW and set up response message, and this session is set up and carry the PCC rule that need install in the response message on P-GW, and trigger the event information that P-GW reports;
Step 410, P-GW send the address updating message to AAA, report the IP address of P-GW by this address updating message;
Step 411, P-GW return PMIP binding response message to S-GW, carry MN NAI in this PMIP binding response message, and Lifetime is the UE IP address allocated;
Step 412, AGW judge that according to the above-mentioned indication information that AAA sends this APN that creates the IP-CAN session need trigger the PCC function course.So, send gateway control session to H-PCRF and set up Indication message, to set up a control session, carry the NAI of IP CAN type, UE in this Indication message, APN, RAT Type, the IP address of UE, signatory QoS is etc. information;
Step 413, H-PCRF set up the information that provides in the Indication message according to AGW in gateway control session, PCC rule after P-GW issues renewal and Event triggered information;
After the PCC rule that step 414, P-GW issue H-PCRF is installed, return the installation rule response to H-PCRF;
Step 415, H-PCRF return gateway control session to AGW and set up response message, set up in this gateway control session and carry the qos policy rule that need install in the response message and trigger the event information that AGW reports on AGW;
L3 attaching process between step 416, UE and the AGW is finished.
The structural representation of the device of the triggering PCC function that the embodiment of the invention provides comprises as shown in Figure 5 as lower module:
The indication information acquisition module is used for being linked into the process of network at subscriber equipment by the IP-CAN session, dynamically obtains the indication information that triggers the PCC function based on the IP-CAN session.Comprise: first acquisition module, at least one item in second acquisition module and the 3rd acquisition module.
PCC function trigger module is used for the APN information according to the IP-CAN session use of described indication information and described subscriber equipment, is that the IP-CAN session of described subscriber equipment triggers the PCC function.Comprise: judging treatmenting module.
First acquisition module in the above-mentioned indication information acquisition module: be used for being linked into the process of network by the IP-CAN session, obtain the described indication information that triggers the PCC function based on the IP-CAN session from MME at subscriber equipment;
Second acquisition module in the above-mentioned indication information acquisition module: be used for being linked into the process of network by the IP-CAN session, obtain the described indication information that triggers the PCC function based on the IP-CAN session from AAA at subscriber equipment;
The 3rd acquisition module in the above-mentioned indication information acquisition module: be used for being linked into the process of network by the IP-CAN session, obtain the described indication information that triggers the PCC function based on the IP-CAN session from other PCEF entity at subscriber equipment;
Judging treatmenting module in the above-mentioned PCC function trigger module is used for the APN information according to the IP-CAN session use of described subscriber equipment, searches described indication information, judges whether need to be the IP-CAN session triggering PCC function of described subscriber equipment; Perhaps, according to described indication information, directly judging whether need be for described IP-CAN session triggers the PCC function, if then trigger the PCC processing procedure to PCRF.
In sum, the embodiment of the invention makes PCEF to judge whether to start the PCC function course according to the indication information based on IP-CAN session triggering PCC function course of dynamic acquisition.Thereby it is big to have solved the management maintenance difficulty that static configuration is brought based on the method for IP-CAN session triggering PCC flow process indication information on PCEF, and the problem of flexibility shortcoming has reduced the management maintenance cost of operator, helps the further expansion of customer service.
The above; only for the preferable embodiment of the present invention, but protection scope of the present invention is not limited thereto, and anyly is familiar with those skilled in the art in the technical scope that the present invention discloses; the variation that can expect easily or replacement all should be encompassed within protection scope of the present invention.Therefore, protection scope of the present invention should be as the criterion with the protection range of claim.
Claims (12)
1, the method for a kind of trigger policy and charging controlled function is characterized in that, comprising:
Strategy obtains the indication information that is connected access network IP-CAN session trigger policy and charging control PCC function based on IP with charge execution function PCEF;
Described PCEF triggers the PCC function according to described indication information.
2, the method for trigger policy according to claim 1 and charging controlled function is characterized in that, described PCEF obtains the process that triggers the indication information of PCC function based on the IP-CAN session, specifically comprises:
Home subscriber server HSS sends the user contracting data that carries described indication information to mobile management entity MME, and described PCEF receives the carrying foundation request of carrying described indication information that described MME sends.
3, the method for trigger policy according to claim 1 and charging controlled function is characterized in that, described PCEF obtains the process that triggers the indication information of PCC function based on the IP-CAN session, specifically comprises:
HSS sends the user contracting data that carries described indication information to checking, mandate, charging AAA, and described PCEF receives the message of carrying described indication information that described AAA sends.
4, according to the method for claim 2 or 3 described trigger policy and charging controlled function, it is characterized in that, comprise in the described indication information: needs start the APN tabulation of PCC function, the APN tabulation that does not need to start the PCC function, each APN with needs or do not need to start at least one item of corresponding relation of the sign of PCC function course.
5, the method for trigger policy according to claim 1 and charging controlled function is characterized in that, described PCEF obtains the process that triggers the indication information of PCC function based on the IP-CAN session, specifically comprises:
Described PCEF receives the message of carrying described indication information that other PCEF sends.
6, the method for trigger policy according to claim 5 and charging controlled function is characterized in that, comprises in the described indication information: indication needs or do not need to start the sign of PCC function course.
7, the method for trigger policy according to claim 6 and charging controlled function, it is characterized in that, also comprise in the described indication information: needs start the APN tabulation of PCC function, the APN tabulation that does not need to start the PCC function, each APN with needs or do not need to start at least one item in the corresponding relation of sign of PCC function course.
8, the method for trigger policy according to claim 1 and charging controlled function is characterized in that, described PCEF comprises: the IAD of the non-3GPP network of gateway S-GW, packet data network gateway P-GW or execution PCEF function.
9, the method for trigger policy according to claim 1 and charging controlled function is characterized in that,
Described PCEF searches described indication information according to the APN information of described IP-CAN session, and judging whether need be for described IP-CAN session triggers the PCC function, if then trigger the PCC processing procedure to policy control and charging rule functions PCRF;
Perhaps,
Described PCEF is according to described indication information, and directly judging whether need be for described IP-CAN session triggers the PCC function, if then trigger the PCC processing procedure to policy control and charging rule functions PCRF.
10, the PCEF device of a kind of trigger policy and charging controlled function is characterized in that, comprising:
The indication information acquisition module is used to obtain the indication information that triggers the PCC function based on the IP-CAN session;
PCC function trigger module is used for triggering the PCC function according to described indication information.
11, the PCEF device of trigger policy according to claim 10 and charging controlled function is characterized in that, described indication information acquisition module specifically comprises: first acquisition module, and at least one item in second acquisition module and the 3rd acquisition module, wherein,
First acquisition module is used for obtaining the described indication information that triggers the PCC function based on the IP-CAN session from MME;
Second acquisition module is used for obtaining the described indication information that triggers the PCC function based on the IP-CAN session from AAA;
The 3rd acquisition module is used for obtaining the described indication information that triggers the PCC function based on the IP-CAN session from other PCEF entity;
According to the PCEF device of claim 10 or 11 described trigger policy and charging controlled function, it is characterized in that 12, described PCC function trigger module specifically comprises:
Judging treatmenting module is used for the APN information according to described IP-CAN session, searches described indication information, judges whether to trigger the PCC function for described P-CAN session; Perhaps, according to described indication information, directly judging whether need be for described IP-CAN session triggers the PCC function, if then trigger the PCC processing procedure to PCRF.
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| CN2008100027761A CN101472259B (en) | 2007-12-28 | 2008-01-21 | Method and device for triggering policy control and charging function |
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| CN2008100027761A CN101472259B (en) | 2007-12-28 | 2008-01-21 | Method and device for triggering policy control and charging function |
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