CN102550056A - Method, device and system of strategy control - Google Patents

Method, device and system of strategy control Download PDF

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Publication number
CN102550056A
CN102550056A CN2011800038431A CN201180003843A CN102550056A CN 102550056 A CN102550056 A CN 102550056A CN 2011800038431 A CN2011800038431 A CN 2011800038431A CN 201180003843 A CN201180003843 A CN 201180003843A CN 102550056 A CN102550056 A CN 102550056A
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user
pcrf
ownership
policy control
message
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CN102550056B (en
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王旭
王玉婷
胡玉胜
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Huawei Technologies Co Ltd
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Huawei Technologies Co Ltd
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L47/00—Traffic control in data switching networks
    • H04L47/10—Flow control; Congestion control
    • H04L47/20—Traffic policing
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W8/00—Network data management
    • H04W8/02—Processing of mobility data, e.g. registration information at HLR [Home Location Register] or VLR [Visitor Location Register]; Transfer of mobility data, e.g. between HLR, VLR or external networks
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W88/00—Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices
    • H04W88/18—Service support devices; Network management devices

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Databases & Information Systems (AREA)
  • Mobile Radio Communication Systems (AREA)

Abstract

Embodiments of the present invention relating to the field of communication provide a method, a device and a system of strategy control for a user. In the invention, an assignment location register (HLR) is used to judge if an assignment PCRF is needed to do the strategy control to the user when the user switches in. When the assignment PCRF corresponding to the user is obliged to be need so that the strategy control can be done to the user, the strategy control is done to the assignment PCRF after searching a special business which is sure to sign a contract for the user. Through the method, the complexity of the network is reduced, so that the need of data synchronism under the condition of more PCRF of deploy can be satisfied.

Description

A kind of method of policy control, equipment and system
Technical field
The present invention relates to the communications field, particularly a kind of method of policy control, equipment and system.
Background technology
3GPP (The 3rd Generation Partnership Project; Third generation partner program) agreement is on original network architecture basis; Introduced network element PCRF (the Policy and Charging Rules Function of the responsible strategy and the control of chargeing; "Policy and Charging Rules Function), with control that user's GPRS business such as (General Packet Radio Service, general packet radio service) is chargeed.
The user signing contract information of preserving among the PCRF is laid particular stress on user's dynamic business, the relevant policy information that charges more, and can generate some variable strategies dynamically according to multiple information such as professional and network states, carries out the user capture control and the adjustment of chargeing.For example, common FUP (Fair Usage Policy, Fair Usage Policy) is exactly the typical application of PCRF in present MBB (Mobile Broadband, the mobile broadband) network.Report PCRF through the flow that the user is used and do and gather in the MBB network, whether PCRF can judges use too much Internet resources.If the flow that the user uses has surpassed the threshold value that operator is provided with, PCRF can carry out certain adjustment to user capture by informing network equipment, such as the access bandwidth of limited subscriber, perhaps adjusts user's rate.
But because PCRF, the data that require PCRF can collect user, network at any time are to adjust the strategy of local storage.In network capacity hour, the capacity of PCRF and coverage can meet the demands; When network capacity constantly increased, PCRF was difficult to meet this requirement, and just needed to dispose multiple pc RF so that satisfy the requirement of network capacity.But have certain randomness (such as group's set meal, the contracted user is actually at random) owing to the user signs business, and be not that each PCRF all can carry out policy control to any business that the user contracts.For example, when the user has signed particular service, just need just can carry out policy control through this user's ownership PCRF to this user.The ownership PCRF that can call the PCRF of the particular service of this process user the user, different service can need different ownership PCRF to handle.Because the deployment of multiple pc RF and the randomness of user's signing service are difficult to accomplish confirming of user and PCRF attaching relation through configuration in advance.
The main at present method that adopts is; In the multiple pc RF that disposes, set a PCRF and be used for the attaching relation between judges and the PCRF; When the user is signatory when particular service is arranged; Earlier judge the ownership PCRF (another PCRF) that draws this user by this PCRF, the ownership PCRF by this user carries out policy control to the user again.
In realizing process of the present invention, the inventor finds that there is following problem at least in prior art:
In the mode of disposing multiple pc RF, when the user has contracted particular service, need to rely on two PCRF to accomplish strategy jointly and judge, increased network complexity, and because the excessive data sync difficulty that will cause between the multiple pc RF of complexity.
Summary of the invention
In order to solve the problem that existing P CRF judgment mode causes network complexity to increase, the embodiment of the invention provides a kind of method, equipment and system of policy control.Said technical scheme is following:
A kind of method of policy control, said method comprises:
HLR (Homing Location Register, attaching position register) receives the signatory query requests that SGSN (Serving GPRS Support Node, general packet radio service serving GPRS support node) sends;
Said HLR judges whether that according to said signatory query requests needs ownership PCRF carries out policy control to the user;
When needs ownership PCRF carries out policy control to said user; Said HLR searches the ownership PCRF that confirms said user; And send the response message of the sign that comprises said ownership PCRF to said SGSN; So that said SGSN makes that to the message that GGSN (GatewayGPRS Support Node, gateway general packet radio service serving GPRS support node) sends the sign that comprises said ownership PCRF said GGSN is said user's request strategy control to said ownership PCRF.
A kind of method of policy control, said method comprises:
GGSN receives the message that SGSN sends;
When the sign of the ownership PCRF that includes the user in the said message, be sent as the message of said user's request strategy to said ownership PCRF, so that said ownership PCRF carries out policy control to said user.
A kind of attaching position register HLR, said HLR comprises:
First receiver module is used to receive the signatory query requests that SGSN sends;
Judge module is used for judging whether that according to the said signatory query requests that said first receiver module receives needs ownership PCRF carries out policy control to the user;
First control module; Be used for when said judge module confirms that needs ownership PCRF carries out policy control to said user; Search the ownership PCRF that confirms said user; Send the response message of the sign that comprises said ownership PCRF to said SGSN, so that said SGSN makes that to the message that GGSN sends the sign that comprises said ownership PCRF said GGSN is said user's request strategy to said ownership PCRF.
A kind of gateway general packet radio service serving GPRS support node GGSN, said GGSN comprises:
Second receiver module is used to receive the message that SGSN sends;
Second sending module; Be used for when said message that said second receiver module receives includes user's the sign of ownership PCRF; Be sent as the message of said user's request strategy to said ownership PCRF, so that said ownership PCRF carries out policy control to said user.
A kind of system of policy control, said system comprises: HLR as described above and aforesaid GGSN.
The beneficial effect of the technical scheme that the embodiment of the invention provides is: through when the user inserts; Use attaching position register HLR need to judge whether ownership PCRF that this user is carried out policy control; In the time must using the corresponding ownership PCRF of this user just can carry out policy control to this user; Search and obtain can be the ownership PCRF that particular service that this user contracts carries out policy control, reduced network complexity, make the demand that can satisfy data sync under the scene of disposing many PCRF.
Description of drawings
In order to be illustrated more clearly in the technical scheme in the embodiment of the invention; The accompanying drawing of required use is done to introduce simply in will describing embodiment below; Obviously, the accompanying drawing in describing below only is some embodiments of the present invention, for those of ordinary skills; Under the prerequisite of not paying creative work, can also obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is first kind of schematic flow sheet of the method for a kind of policy control of providing of the embodiment of the invention 1;
Fig. 2 is second kind of schematic flow sheet of the method for a kind of policy control of providing of the embodiment of the invention 1;
Fig. 3 is the schematic flow sheet of the method for a kind of policy control of providing of the embodiment of the invention 2;
Fig. 4 is first kind of structural representation of a kind of attaching position register of providing of the embodiment of the invention 3;
Fig. 5 is second kind of structural representation of a kind of attaching position register of providing of the embodiment of the invention 3;
Fig. 6 is the structural representation of the judge module of a kind of attaching position register of providing of the embodiment of the invention 3;
Fig. 7 is the structural representation of first control module of a kind of attaching position register of providing of the embodiment of the invention 3;
Fig. 8 is the structural representation of a kind of gateway general packet radio service serving GPRS support node of providing of the embodiment of the invention 4;
Fig. 9 is second kind of structural representation of a kind of gateway general packet radio service serving GPRS support node of providing of the embodiment of the invention 4.
Embodiment
For making the object of the invention, technical scheme and advantage clearer, will combine accompanying drawing that embodiment of the present invention is done to describe in detail further below.
Embodiment 1
Present embodiment provides a kind of method of policy control, and in the method, executive agent is respectively HLR and GGSN.
Wherein,
As shown in Figure 1, be executive agent with HLR, a kind of method of policy control comprises the steps:
The signatory query requests that 101a, reception SGSN send;
102a, the signatory query requests of basis judge whether that needs ownership PCRF carries out policy control to the user;
103a, when needs ownership PCRF carries out policy control to this user; Search the ownership PCRF that obtains the user; Send the response message of the sign of the ownership PCRF that comprises this user to SGSN; So that SGSN makes that to the connection request that GGSN sends the sign of the ownership PCRF that comprises this user GGSN is user's request strategy to this user's ownership PCRF.
As shown in Figure 2, be executive agent with GGSN, a kind of method of policy control comprises the steps:
The connection request that 101b, reception SGSN send;
102b, when including user's ownership PCRF in the above-mentioned connection request, be sent as the request of this user's request strategy control to this user's ownership PCRF, so that this user's ownership PCRF carries out policy control to this user.
A kind of method of the user being carried out policy control that the embodiment of the invention provided; Through when the user inserts; Use attaching position register HLR need to judge whether ownership PCRF that this user is carried out policy control; In the time must using the corresponding ownership PCRF of this user just can carry out policy control to this user; Search and obtain can be the ownership PCRF that particular service that this user contracts carries out policy control, reduced network complexity, make the demand that can satisfy data sync under the scene of disposing many PCRF.
Embodiment 2
Present embodiment provides a kind of method of policy control; Carried out the function expansion at HLR, SGSN and GGSN; Through using existing gn interface between existing Gr interface and SGSN and the GGSN between HLR and the SGSN,, can be implemented under the situation of disposing multiple pc RF in the network in the enterprising row cell expansion of original interface; According to the signatory situation (like family set meal, enterprise set meal etc.) of user, distribute ownership PCRF for the user automatically to particular service.
Need to prove, in the present embodiment, be that example describes to arrange 2 PCRF in the network altogether.
As shown in Figure 3, a kind of method of policy control comprises the steps:
201, SGSN receives the access request Act Rep (Active Request) that the user sends.
Wherein, in inserting request Act Rep, should comprise user's identification information, for example IMSI (International Mobile SubscriberIdentification Number, international mobile subscriber identity) etc.
202, SGSN sends signatory query requests Query Subscrition to HLR.
Wherein, in signatory query requests Query Subscrition, can include above-mentioned user's identification information, so that HLR can find this attribute of user information or CAMEL-Subscription-Information according to user's identification information.
Attribute of user information specifically can refer to user's subscription data, and for example pay etc. in QoS information, pre-payment, back;
User's CAMEL-Subscription-Information (signatory characteristic) can refer to that specifically the user is to the signatory particular service set meal of operator, for example family's set meal, group's set meal etc.
203, HLR judges whether that according to subscription request needs ownership PCRF carries out policy control to this user, if not, execution in step 204-208,214-215, if, execution in step 209-215.
HLR judges whether that according to subscription request needs ownership PCRF carries out policy control to this user, can be concrete be:
The user's who comprises according to subscription request identification information is searched local this attribute of user information or CAMEL-Subscription-Information of preserving;
Judge whether that according to this attribute of user information or signing service information needs ownership PCRF carries out policy control to this user.
Need to prove, with the difference of existing HLR be that the HLR that provides in the present embodiment preserves attribute of user information or CAMEL-Subscription-Information, and preserves the mapping relations of attribute of user information or CAMEL-Subscription-Information and ownership PCRF.
Further, ownership PCRF refers to have the PCRF that specific signing service is carried out policy control, when the user has contracted this specific signing service, must belong to PCRF through it and just can carry out policy control.If operator hopes to distinguish the corresponding PCRF of user (also i.e. this user's ownership PCRF) according to the situation of the signatory set meal of user; Perhaps user's set meal of contracting causes it must correspond to its ownership PCRF; Then the active user need specify PCRF to carry out policy control, rather than arbitrary PCRF all can carry out policy control to this user.
For example, in the present embodiment, comprise PCRF_1 and PCRF_2; Wherein, PCRF_1 and PCRF_2 all can carry out policy control to professional A, have only PCRF_2 to carry out policy control to professional B; Then when the user when enjoying professional B; PCRF_2 is this user's ownership PCRF, and this user has only through PCRF_2 and carries out policy control, and there are attaching relation in this user and PCRF_2.
Further, when attribute of user information or CAMEL-Subscription-Information changed, this method also comprised:
Upgrade local attribute of user information or the CAMEL-Subscription-Information of preserving.
204, HLR sends the response message that need not to belong to PCRF to SSGN.
Particularly, the response message that need not to belong to PCRF can be No Specific PCRF (need not to belong to PCRF), and wherein, this message can be carried out the cell expansion through the existing Gr interface between HLR and the SGSN and obtained.
205, SSGN sends the message comprise the indication that need not to belong to PCRF to GGSN.
Particularly; The message that comprises the indication that need not to belong to PCRF can be Act Req-PCRF No Specific (connection request-need not to belong to PCRF); This message can be carried out the cell expansion through existing gn interface between SGSN and the GGSN and obtained, and for example utilizes GTP-C message.Can comprise a field indication in this message and need not to belong to PCRF, not comprise in this message that perhaps the identification information that belongs to PCRF need not to belong to PCRF with indication.
206, GGSN is according to distributing PCRF for this user.
Wherein, GGSN is according to distributing the PCRF can be according to existing rule of distributing PCRF for the user for this user, for example poll, minimum load, grow principle such as wait most, in the present embodiment, be that the PCRF that the user distributes is that PCRF_1 is that example describes with GGSN.
207, GGSN is this user's request strategy to PCRF_1.
In the present embodiment; For the request of said user's request strategy concrete can be CCR-I (Credit Control Request-Initial; First charging control request), CCR-U (Credit Control Request-Update revises the charging control request) or CCR-T (Credit Control Request-Termination stops the charging control request) etc.; Be existing request message, repeat no more here.
208, PCRF_1 returns the response of policy control to GGSN.
Wherein, Corresponding to the CCR-I in the step 207, CCR-U or CCR-T; The response of the policy control that PCRF_1 returns to GGSN is concrete is CCA-I (Credit Control Answer-Initial; The first control of chargeing is replied), CCA-U (Credit Control Answer-Update revises the control of chargeing and replys) or CCA-T (Credit Control Answer-Termination, the control that stops chargeing is replied).
209, HLR searches the ownership PCRF that confirms this user according to attribute of user information or CAMEL-Subscription-Information.
In the present embodiment, to judge that the ownership PCRF that confirms this user is that PCRF_2 is that example describes;
210, HLR sends the response message that comprises above-mentioned ownership PCRF sign to SSGN.
Particularly, the response message that comprises the sign of this above-mentioned ownership PCRF is Homing PCRF=PCRF_2 (user's ownership PCRF=PCRF_2), and wherein, this message can be carried out the cell expansion through the existing Gr interface between HLR and the SGSN and obtained.
211, SSGN sends the message that comprises above-mentioned ownership PCRF sign to GGSN.
Particularly; The message that comprises above-mentioned ownership PCRF sign can comprise multiple; For example concrete can be Act Req-Homing PCRF=PCRF_2 (connection request-user's ownership PCRF=PCRF_2); This message can be carried out the cell expansion through existing gn interface between SGSN and the GGSN and obtained, and for example utilizes GTP-C message.
Further, above-mentioned ownership PCRF sign can also be carried in other message that GGSN sends through SSGN, for example:
Create PDP Context Request (creating the PDP Context request), Update PDP Context Request (revising the PDP Context request), Delete PDP Context Request (request of deletion PDP Context) etc.
Wherein, PDP (Packet Data Protocol) is a packet data protocol.
Further, when GGSN sends the connection request that comprises ownership PCRF sign, can also comprise authentication information at SSGN.
212, GGSN is user's request strategy to PCRF_2.
In the present embodiment, for the request of said user's request strategy concrete be CCR-I, CCR-U or CCR-T etc., be existing request message, repeat no more here.
213, PCRF_2 returns the response of policy control to GGSN.
Wherein, corresponding to the CCR-I in the step 212, CCR-U or CCR-T, the response of the policy control that PCRF_2 returns to GGSN is concrete is CCA-I, CCA-U or CCA-T.
214, GGSN returns to insert to SGSN and replys.
Particularly, access is replied into Act Resp (Active Response inserts and replys).
215, SSGN returns to insert to the user and replys.
A kind of method of the user being carried out policy control that the embodiment of the invention provided; Through when the user inserts; Use attaching position register HLR need to judge whether ownership PCRF that this user is carried out policy control; In the time must using the corresponding ownership PCRF of this user just can carry out policy control to this user; Search and obtain can be the ownership PCRF that particular service that this user contracts carries out policy control, reduced network complexity, make the demand that can satisfy data sync under the scene of disposing many PCRF.
Embodiment 3
As shown in Figure 4, present embodiment provides a kind of attaching position register HLR, and this HLR comprises:
First receiver module 301 is used to receive the signatory query requests that SGSN sends;
Judge module 302 is used for judging whether that according to the signatory query requests that first receiver module 301 receives needs ownership PCRF carries out policy control to the user;
First control module 303; Be used for when judge module 302 confirms that needs ownership PCRF carries out policy control to the user; Look into the ownership PCRF that confirms the user; Send the response message of the sign of the ownership PCRF comprise the user to SGSN,, make that GGSN is user's request strategy to belonging to PCRF so that SGSN sends the message that comprises the sign that belong to PCRF to GGSN.
Further, as shown in Figure 5, above-mentioned HLR also comprises:
First sending module 304 is used for when judge module 302 judgements confirm that need not belong to PCRF carries out policy control to the user, sending the response message that need not to belong to PCRF to SGSN.
As shown in Figure 6, judge module 302 comprises:
First searches unit 3021, and the user's who is used for comprising according to subscription request identification information is searched attribute of user information or CAMEL-Subscription-Information;
Judging unit 3022 is used for searching unit 3021 according to first and searches definite attribute of user information or CAMEL-Subscription-Information and judge whether that needs ownership PCRF carries out policy control to the user.
Further, as shown in Figure 7, first control module 303 comprises:
Second searches unit 3031, is used for when judge module 302 judges that drawing needs ownership PCRF carries out policy control to the user, searching the ownership PCRF that confirms the user according to attribute of user information or CAMEL-Subscription-Information;
First transmitting element 3032 is used for sending the response message that comprises the sign that belongs to PCRF to SGSN, so that SGSN sends the message that comprises the sign that belongs to PCRF to GGSN, makes that GGSN is user's request strategy to ownership PCRF.
The attaching position register that the embodiment of the invention provided; Through when the user inserts; Use attaching position register HLR need to judge whether ownership PCRF carry out policy control, when the ownership PCRF that must use this user's correspondence just can carry out policy control to this user, search and obtain can be the ownership PCRF that particular service that this user contracts carries out policy control this user; Reduced network complexity, the feasible demand that can satisfy data sync under the scene of disposing many PCRF.
Embodiment 4
As shown in Figure 8, present embodiment provides a kind of gateway general packet radio service serving GPRS support node GGSN, and this GGSN comprises:
Second receiver module 401 is used to receive the message that SGSN sends;
Second sending module 402 is used for when message that second receiver module 401 receives includes user's the sign of ownership PCRF, is sent as the message of user's request strategy to ownership PCRF, so that ownership PCRF carries out policy control to the user.
Further, as shown in Figure 9, above-mentioned GGSN also comprises:
The 3rd sending module 403; Be used for comprising when need not to belong to the indication of PCRF when connection request that second receiver module 401 receives; For the user distributes PCRF, and be sent as the message of user's request strategy, so that the PCRF of above-mentioned distribution carries out policy control to the user to the PCRF of above-mentioned distribution.
The gateway general packet radio service serving GPRS support node that the embodiment of the invention provided can reduce network complexity, the feasible demand that can satisfy data sync under the scene of disposing many PCRF.
Further, the present invention also provides a kind of system of policy control, and this system comprises the GGSN described in HLR described in the embodiment 3 and the embodiment 4.
The all or part of step that one of ordinary skill in the art will appreciate that realization the foregoing description can be accomplished through hardware; Also can instruct relevant hardware to accomplish through program; Described program can be stored in a kind of computer-readable recording medium; The above-mentioned storage medium of mentioning can be a read-only memory, disk or CD etc.
The above is merely preferred embodiment of the present invention, and is in order to restriction the present invention, not all within spirit of the present invention and principle, any modification of being done, is equal to replacement, improvement etc., all should be included in of the present invention comprising within the scope.

Claims (13)

1. the method for a policy control is characterized in that, said method comprises:
Receive the signatory query requests that general packet radio service serving GPRS support node SGSN sends;
Judge whether that according to said signatory query requests needs ownership "Policy and Charging Rules Function PCRF carries out policy control to the user;
When needs ownership PCRF carries out policy control to said user; Search the ownership PCRF that confirms said user; Send the response message of the sign that comprises said ownership PCRF to said SGSN; So that said SGSN makes that to the message that gateway general packet radio service serving GPRS support node GGSN sends the sign that comprises said ownership PCRF said GGSN is said user's request strategy to said ownership PCRF.
2. method according to claim 1 is characterized in that, also comprises:
In the time need not belonging to PCRF said user is carried out policy control, send the response message that need not to belong to PCRF to said SGSN.
3. method according to claim 1 and 2 is characterized in that, saidly judges whether that according to said subscription request needs ownership PCRF carries out policy control to the user, comprising:
The said user's who comprises according to said subscription request identification information is searched said attribute of user information or CAMEL-Subscription-Information;
Judge whether that according to said attribute of user information or CAMEL-Subscription-Information needs ownership PCRF carries out policy control to said user.
4. method according to claim 3 is characterized in that, the said ownership PCRF that confirms said user that searches comprises:
Search the ownership PCRF that confirms said user according to said attribute of user information or CAMEL-Subscription-Information.
5. the method for a policy control is characterized in that, comprising:
Receive the message that general packet radio service serving GPRS support node SGSN sends;
When the sign of the ownership "Policy and Charging Rules Function PCRF that includes the user in the said message, be sent as the message of said user's request strategy to said ownership PCRF, so that said ownership PCRF carries out policy control to said user.
6. method according to claim 5 is characterized in that, also comprises:
When comprising in the said message when need not to belong to the information of PCRF,, be sent as the message of said user's request strategy to the PCRF of said distribution, so that the PCRF of said distribution carries out policy control to said user for said user distributes PCRF.
7. an attaching position register HLR is characterized in that, comprising:
First receiver module is used to receive the signatory query requests that general packet radio service serving GPRS support node SGSN sends;
Judge module is used for judging whether that according to the said signatory query requests that said first receiver module receives needs ownership "Policy and Charging Rules Function PCRF carries out policy control to the user;
First control module; Be used for when said judge module confirms that needs ownership PCRF carries out policy control to said user; Search the ownership PCRF that confirms said user; Send the response message of the sign that comprises said ownership PCRF to said SGSN, so that said SGSN makes that to the message that gateway general packet radio service serving GPRS support node GGSN sends the sign that comprises said ownership PCRF said GGSN is said user's request strategy to said ownership PCRF.
8. HLR according to claim 7 is characterized in that, also comprises:
First sending module is used for when said judge module confirms that need not belong to PCRF carries out policy control to said user, sending the response message that need not to belong to PCRF to said SGSN.
9. according to claim 7 or 8 described HLR, it is characterized in that said judge module comprises:
First searches the unit, and the said user's who is used for comprising according to said subscription request identification information is searched said attribute of user information or CAMEL-Subscription-Information;
Judging unit is used for searching the unit according to said first and searches definite said attribute of user information or CAMEL-Subscription-Information and judge whether that needs ownership PCRF carries out policy control to said user.
10. HLR according to claim 9 is characterized in that, said first control module comprises:
Second searches the unit, is used for when said judge module judges that drawing needs ownership PCRF carries out policy control to said user, searching the ownership PCRF that confirms said user according to said attribute of user information or CAMEL-Subscription-Information;
First transmitting element; Be used for sending the response message of the sign that comprises said ownership PCRF to said SGSN; So that said SGSN makes that to the message that said GGSN sends the sign that comprises said ownership PCRF said GGSN is said user's request strategy to said ownership PCRF.
11. a gateway general packet radio service serving GPRS support node GGSN is characterized in that, comprising:
Second receiver module is used to receive the message that general packet radio service serving GPRS support node SGSN sends;
Second sending module; Be used for when said message that said second receiver module receives includes user's the sign of ownership "Policy and Charging Rules Function PCRF; Be sent as the message of said user's request strategy to said ownership PCRF, so that said ownership PCRF carries out policy control to said user.
12. GGSN according to claim 11 is characterized in that, also comprises:
The 3rd sending module; Be used for comprising when need not to belong to the information of PCRF when said message that said second receiver module receives; For said user distributes PCRF; Be sent as the message of said user's request strategy to the PCRF of said distribution, so that the PCRF of said distribution carries out policy control to said user.
13. the system of a policy control; It is characterized in that, comprising: like the described attaching position register HLR of arbitrary claim among the claim 7-10 with like the described gateway general packet radio service serving GPRS support node of arbitrary claim GGSN among the claim 11-12.
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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103856924A (en) * 2012-12-04 2014-06-11 中国移动通信集团上海有限公司 PCC strategy achieving method and device
CN104254071A (en) * 2013-06-28 2014-12-31 中国电信股份有限公司 PCC (policy control and charging) control method and system in eHRPD (evolution high rate packet data) network

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