CN100596161C - Method for realizing policy and charging rule decision - Google Patents
Method for realizing policy and charging rule decision Download PDFInfo
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- CN100596161C CN100596161C CN200510079327A CN200510079327A CN100596161C CN 100596161 C CN100596161 C CN 100596161C CN 200510079327 A CN200510079327 A CN 200510079327A CN 200510079327 A CN200510079327 A CN 200510079327A CN 100596161 C CN100596161 C CN 100596161C
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
- H04W4/24—Accounting or billing
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M15/00—Arrangements for metering, time-control or time indication ; Metering, charging or billing arrangements for voice wireline or wireless communications, e.g. VoIP
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- 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
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M15/00—Arrangements for metering, time-control or time indication ; Metering, charging or billing arrangements for voice wireline or wireless communications, e.g. VoIP
- H04M15/64—On-line charging system [OCS]
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- 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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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M15/00—Arrangements for metering, time-control or time indication ; Metering, charging or billing arrangements for voice wireline or wireless communications, e.g. VoIP
- H04M15/80—Rating or billing plans; Tariff determination aspects
- H04M15/8038—Roaming or handoff
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M17/00—Prepayment of wireline communication systems, wireless communication systems or telephone systems
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M2215/00—Metering arrangements; Time controlling arrangements; Time indicating arrangements
- H04M2215/74—Rating aspects, e.g. rating parameters or tariff determination apects
- H04M2215/7442—Roaming
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Abstract
The core of the method is that when uniform triggering decision-making condition for roaming subscriber and not roaming subscriber is satisfied, using interacted information between application serverand PCRF unit of strategy and charging rule decision-making function determines result of arbitration corresponding to strategy and parameter of charging rule service for roaming subscriber/not roaming subscriber; and result of arbitration is transferred to access equipment. Through the said uniform triggering decision-making condition for roaming subscriber and not roaming subscriber, the invention makes PCRF carry out decision-making for roaming subscriber/not roaming subscriber at same occasion; moreover, the invention lowers complexity of equipment as well as decision-making cost.
Description
Technical field
The present invention relates to the network communications technology field, be specifically related to the implementation method of a kind of strategy and charging rule decision.
Background technology
The connection diagram that subscriber equipment inserts the IMS network by concrete IAD as shown in Figure 1.
Among Fig. 1, AF of IMS network (application server) and AGW (IAD) be when combining, and need do local decision-making to user's strategy such as service parameters such as QoS (service quality), charging regulation, thereby provide corresponding access service for the user.
At present, for user's strategy, specific implementation process that charging regulation is made a strategic decision shown in accompanying drawing 2 and accompanying drawing 3.Fig. 2 is under the roaming scence, and the IMS network is to user's strategy, the flow chart that charging regulation is made a strategic decision, and Fig. 3 is under the non-roaming scene, and the IMS network is to user's strategy, the flow chart that charging regulation is made a strategic decision.
Among Fig. 2, at step 2-1, user equipment (UE) is to the AF requested service, and service parameter is transferred to AF, and beginning is carried out service parameter with AF and consulted.
At step 2-2, when AF determines that the user is the roamer according to user's business application, AF is connected to user's HPCRF (ownership place "Policy and Charging Rules Function entity), and the service parameter after will consulting transfers to HPCRF, and request HPCRF carries out ruling to the service parameter after consulting.
To step 2-3, HPCRF carries out the local policy ruling according to local policy to the service parameter of its reception, and IP layer ruling result is fed back to AF.
To step 2-4, AF passes to subscriber equipment with the ruling result of its reception.
To step 2-5, after subscriber equipment receives described ruling result, send the request of access to IAD.
To step 2-6, the relevant information that AGW will insert the identification service parameter in asking is passed to user's VPCRF (roaming place "Policy and Charging Rules Function entity).
To step 2-6#, VPCRF determines this user's HPCRF according to the relevant information of the identification service parameter of its reception, and asks the ruling result of this user's correspondence to HPCRF according to traffic stream identifier information.
To step 2-7#, HPCRF is passed to VPCRF with the IP layer ruling result of this user's correspondence of its storage when determining that the user is the roamer.
To step 2-7, VPCRF proceeds the local policy ruling according to local policy to the IP layer ruling result of its reception, and will pass to AGW, thereby finish the IMS network to roamer's strategy, the decision process of charging regulation through the IP layer ruling result of HPCRF and VPCRF ruling.
In the above-mentioned decision process, the cooperation of each functional unit is in proper order:
UE→AF→HPCRF→AF→UE→AGW→VPCRF→HPCRF→VPCRF→AGW。
Among Fig. 3, at step 3-1, subscriber equipment is to the AF requested service, and service parameter is transferred to AF, and beginning is carried out service parameter with AF and consulted.
At step 3-2, when AF determines that the user is non-roaming user according to the business application of its reception, the service parameter after consulting is passed to subscriber equipment.
To step 3-3, subscriber equipment receives the service parameter after consulting, and it is passed to AGW by inserting request.
To step 3-4, AGW asks the IP layer ruling result of this user's correspondence according to loaded service flow identification information in the access request to PCRF.
To step 3-5, PCRF when determining that the user is non-roaming user, the service parameter after the negotiation of AF request user correspondence.
To step 3-6, the service parameter of AF after with the negotiation of this user's correspondence is passed to PCRF.
To step 3-7, PCRF carries out the local policy ruling according to local policy to the service parameter of its reception, and IP layer ruling result is fed back to AGW, thereby finishes the IMS network to non-roaming user's strategy, the decision process of charging regulation.
In the above-mentioned decision process, the cooperation of each functional unit is in proper order:
UE→AF→UE→AGW→HPCRF→AF→HPCRF→AGW。
From above-mentioned description to flow process and each functional unit cooperation order as can be known, because PCRF is inequality to the opportunity that roamer and non-roaming user make a strategic decision, make AF, PCRF is inequality to the handling process that roamer and non-roaming user make a strategic decision, make the strategic decision-making layer of the application layer of upper-layer service layer such as AF and PCRF need perception user's roaming attribute, and carry out different decision processes according to different roaming attributes, increased the complexity of decision-making implementation procedure, increased the design complexities of application layer and strategic decision-making layer, thereby increased the implementation complexity of concrete equipment, finally caused decision-making to realize the cost height.
Summary of the invention
The objective of the invention is to, the implementation method of a kind of strategy and charging rule decision is provided,, simplified the implementation procedure of strategy and charging rule decision by unified triggering decision condition being set at roamer and non-roaming user.
For achieving the above object, the implementation method of a kind of strategy provided by the invention and charging rule decision comprises:
When roamer and the unified triggering decision condition of non-roaming user satisfy, determine roamer/non-roaming user's strategy and the corresponding ruling result of charging regulation service parameter by application server and the information interaction between strategy and the charging rule decision function PCRF unit, and with described ruling result transmission to access device.
Described triggering decision condition is: the ruling request as a result of the ruling of application server request as a result or IAD.
Described triggering decision condition is: the ruling of application server request as a result;
And described method specifically comprises step:
A1, application server receive roamer/non-roaming service request from user, and carry out service parameter with the user and consult;
B1, the application server request PCRF unit service parameter after to described negotiation carries out ruling;
C1, PCRF unit transfer to subscriber equipment with the ruling result by application server;
D1, IAD obtain the IP layer ruling result of this user's correspondence from PCRF when the access request that receives described roamer/non-roaming user.
For non-roaming user, described steps d 1 specifically comprises:
IAD obtains traffic stream identifier information from non-roaming user's access request, and according to the IP layer ruling result of described traffic stream identifier information to PCRF unit requests user correspondence;
Described PCRF unit returns the IP layer ruling result of this user's correspondence of its storage to IAD according to traffic stream identifier information.
For the roamer, described step c1 specifically comprises:
User's HPCRF unit carries out ruling according to local policy to described service parameter, and IP layer ruling result is transferred to subscriber equipment by application server;
And described steps d 1 specifically comprises:
IAD obtains traffic stream identifier information from roamer's access request, and according to the IP layer ruling result of described traffic stream identifier information to this user's correspondence of roamer's VPCRF unit requests;
The VPCRF unit according to described traffic stream identifier information to roamer's HPCRF unit requests ruling result;
The HPCRF unit is passed to the VPCRF unit with the IP layer ruling result of this user's correspondence of its storage;
Described VPCRF unit continues the ruling result of its reception is carried out ruling according to local policy, and will be passed to IAD through the IP layer ruling result of HPCRF unit, the ruling of VPCRF unit.
For the roamer, described step c1 specifically comprises:
Described roamer's HPCRF unit carries out ruling according to local policy to described service parameter, and with the VPCRF unit of IP layer ruling result transmission to the roamer;
Described VPCRF unit is proceeded ruling according to local policy to the ruling result of its reception, and will feed back to roamer's HPCRF unit through the IP layer ruling result of HPCRF unit, the ruling of VPCRF unit;
Described HPCRF unit with the IP layer ruling result transmission of its reception to application server, and by application server with operation layer ruling result transmission to subscriber equipment.
And described steps d 1 specifically comprises:
IAD obtains traffic stream identifier information from roamer's access request, and according to the IP layer ruling result of described traffic stream identifier information to roamer's VPCRF unit requests user correspondence;
Described VPCRF unit is passed to IAD with the IP layer ruling result through HPCRF, the ruling of VPCRF unit of this user's correspondence of its storage.
Described triggering decision condition is: the ruling of IAD request as a result;
And described method specifically comprises:
A2, application server carry out the service parameter negotiation according to roamer/non-roaming service request from user and subscriber equipment, and the service parameter after will consulting transfers to subscriber equipment;
B2, IAD obtain traffic stream identifier information from roamer/non-roaming user's access request, and according to the IP layer ruling result of described traffic stream identifier information to PCRF unit requests user correspondence;
C2, described PCRF unit obtain service parameter after the described negotiation from application server, and carry out ruling according to the service parameter of local policy after to described negotiation, simultaneously, with IP layer ruling result transmission to IAD.
For the roamer, described step c2 specifically comprises:
Described roamer's VPCRF unit is according to the IP layer ruling result of described traffic stream identifier information to this user's correspondence of this roamer's HPCRF unit requests;
Described HPCRF unit obtains the service parameter after the negotiation of this user's correspondence from application server, and carries out ruling according to local policy, the ruling result is passed to this roamer's VPCRF unit;
Described VPCRF unit is proceeded ruling according to local policy to the IP layer ruling result of its reception, and will be passed to IAD through the IP layer ruling result of HPCRF, the ruling of VPCRF unit.
The implementation method of a kind of strategy provided by the invention and charging rule decision comprises step:
X1, application server carry out strategy and the negotiation of charging regulation service parameter according to the roamer/non-roaming service request from user and the subscriber equipment of its reception, and the service parameter after will consulting transfers to subscriber equipment;
X2, access device are when the access request that receives roamer/non-roaming user, according to inserting in the request loaded service flow identification information to this user's of PCRF unit requests IP layer ruling result;
X3, PCRF unit carry out ruling to it from the service parameter that application server obtains after the described negotiation according to local policy, and IP layer ruling result is passed to access device.
The implementation method of a kind of strategy provided by the invention and charging rule decision comprises step:
Y1, application server carry out service parameter with subscriber equipment and consult when receiving roamer/non-roaming service request from user, and the service parameter of request PCRF unit after to described negotiation carries out ruling;
Y2, application server with PCRF unit ruling result transmission to subscriber equipment;
Y3, IAD are when the access request that receives roamer/non-roaming user, according to inserting in the request loaded service flow identification information to this user's of PCRF unit requests IP layer ruling result;
Y4, PCRF unit are passed to access device with IP layer ruling result.
The implementation method of a kind of strategy provided by the invention and charging rule decision comprises step:
X1 ', application server carry out strategy and the negotiation of charging regulation service parameter according to the roamer's of its reception service request and subscriber equipment, and the service parameter after will consulting transfers to subscriber equipment;
X2 ', access device are when the access request that receives the roamer, according to inserting in the request loaded service flow identification information to this user's of PCRF unit requests IP layer ruling result;
X3 ', PCRF unit carry out ruling to it from the service parameter that application server obtains after the described negotiation according to local policy, and IP layer ruling result is passed to access device.
Described step x3 ' specifically comprises:
Described roamer's VPCRF unit is according to the IP layer ruling result of described traffic stream identifier information to this user's correspondence of this roamer's HPCRF unit requests;
Described HPCRF unit obtains the service parameter after the negotiation of this user's correspondence from application server, and carries out ruling according to local policy, the ruling result is passed to this roamer's VPCRF unit;
Described VPCRF unit is proceeded ruling according to local policy to the IP layer ruling result of its reception, and will be passed to IAD through the IP layer ruling result of HPCRF, the ruling of VPCRF unit.
The present invention also provides the implementation method of a kind of strategy and charging rule decision, comprises step:
Y1 ', application server carry out service parameter with subscriber equipment and consult when receiving roamer's service request, and the service parameter after asking VPCRF and HPCRF unit to described negotiation carries out ruling;
Y2 ', application server with the ruling result transmission of VPCRF and HPCRF unit to subscriber equipment;
Y3 ', IAD are when the access request that receives the roamer, according to inserting in the request loaded service flow identification information to this user's of VPCRF unit requests IP layer ruling result;
Y4 ', VPCRF unit are passed to access device with IP layer ruling result.
Described step y2 ' specifically comprises:
Described roamer's HPCRF unit carries out ruling according to local policy to described service parameter, and with the VPCRF unit of IP layer ruling result transmission to described roamer;
Described VPCRF unit is proceeded ruling according to local policy to the ruling result of its reception, and will feed back to roamer's HPCRF unit through the IP layer ruling result of HPCRF unit, the ruling of VPCRF unit;
Described HPCRF unit with the IP layer ruling result transmission of its reception to application server, and by application server with operation layer ruling result transmission to subscriber equipment.
Description by technique scheme as can be known, the present invention unifies roamer and non-roaming user's triggering decision condition, make HPCRF identical with the opportunity that non-roaming user makes a strategic decision to the roamer, thereby make under the non-roaming scene of the present invention the IMS network to user's strategy, the decision process of charging regulation, with IMS network under the roaming scence to user's strategy, the decision process of charging regulation obtains unified, avoided AF and PCRF to judge that the user roams attribute, and the process of selection different disposal flow process, as AF when receiving the service request of subscriber equipment, PCRF is when receiving user's ruling request as a result of AGW transmission, can take same processing procedure to roamer and non-roaming user, make application layer and strategic decision-making layer not need perception user's roaming attribute, simplified the design of application layer and strategic decision-making layer, simplify the decision-making implementation procedure, reduced the implementation complexity of concrete equipment; Thereby realized reducing the purpose that decision-making realizes cost by technical scheme provided by the invention.
Description of drawings
Fig. 1 is the user inserts the IMS network by concrete IAD a connection diagram;
Fig. 2 is the strategy to the roamer of prior art, the flow chart that charging regulation is made a strategic decision;
Fig. 3 is the strategy to non-roaming user of prior art, the flow chart that charging regulation is made a strategic decision;
Fig. 4 is the flow chart one that the strategy to non-roaming user of the present invention, charging regulation are made a strategic decision;
Fig. 5 is the flow chart one that the strategy to the roamer of the present invention, charging regulation are made a strategic decision;
Fig. 6 is the flowchart 2 that the strategy to the roamer of the present invention, charging regulation are made a strategic decision.
Embodiment
If can adopt identical OPPORTUNITY ON DECISION-MAKING to carry out the decision-making of strategy, charging regulation service parameter at roamer and non-roaming user, then can make roamer and non-roaming user's strategy, the decision process of charging regulation obtain unification, thereby can simplify design, the simplification decision-making implementation procedure of application layer and strategic decision-making layer.
Therefore, core of the present invention is: when roamer and the unified triggering decision condition of non-roaming user satisfy, determine roamer/non-roaming user's strategy and the corresponding ruling result of charging regulation service parameter by application server and the information interaction between strategy and the charging rule decision function PCRF unit, and with described ruling result transmission to access device.
Below based on core concept of the present invention, in conjunction with the accompanying drawings three kinds of concrete implementation methods provided by the invention are further described.
Method one: based on the triggering decision condition of the ruling request as a result of application server, unified roamer and non-roaming user's strategy, the decision process of charging regulation.
This method is the modification of process that the strategy to the user in the non-roaming scene of prior art, charging regulation are made a strategic decision in fact, and amended decision process as shown in Figure 4.
Among Fig. 4, to the AF requested service, and strategy, charging regulation service parameter transferred to AF step 4-1, user, user and AF carry out service parameter to be consulted, and consults to finish the back at service parameter and arrives step 4-2.
At step 4-2, AF is connected to user's PCRF entity, and the service parameter after will consulting transfers to the PCRF unit, and request PCRF carries out ruling to the service parameter after consulting in the unit, and the PCRF unit carries out the local policy ruling according to local policy to the service parameter of its reception.
To step 4-3, the PCRF unit feeds back to AF with IP layer ruling result.
To step 4-4, AF is converted to operation layer ruling result with the IP layer ruling result of its reception and passes to subscriber equipment.AF passes to the ruling result of subscriber equipment such as qos policy information etc.
To step 4-5, subscriber equipment receives operation layer ruling result, and it is passed to AGW by inserting request.Because user's confidence level is poor, so AGW need ask the ruling result of user's correspondence to PCRF, to confirm the service parameter of user's request.Ruling result such as the qos policy information and the charging regulation etc. of AGW request.
To step 4-6, AGW obtains traffic stream identifier information from insert the request loaded information, and it is carried on the PCRF unit that service parameter confirms to transfer in the request user, with the IP layer ruling result to PCRF request user correspondence.
To step 4-7, the PCRF unit is after receiving the confirmation request, according to confirming that the IP layer ruling result of request loaded service traffic identifier with this user's correspondence of its storage is passed to AGW.Thereby finish the strategy to non-roaming user, the decision process of charging regulation.
In the above-mentioned decision process, the cooperation of each functional unit is in proper order:
UE→AF→PCRF→AF→UE→AGW→PCRF→AGW
The flow process that method one is described by accompanying drawing 4 is made a strategic decision to non-roaming subscriber policy, charging regulation, and by the flow process that accompanying drawing 2 is described roamer's strategy, charging regulation is made a strategic decision, because the cooperation of each functional unit is in proper order in the accompanying drawing 2:
UE → AF → HPCRF → AF → UE → AGW → VPCRF → HPCRF → VPCRF → AGW, contrast above-mentioned two cooperations order as can be known, the IMS network is to user's strategy under the non-roaming scene of the present invention, the decision process of charging regulation, with IMS network under the roaming scence to user's strategy, the decision process of charging regulation is basic identical, make AF when receiving the service request of subscriber equipment, when PCRF confirms request at the service parameter that receives the next identification service parameter correlation information that carries of AGW transmission, do not need to carry out the deterministic process that the user roams attribute, promptly in the step 4-2 of Fig. 4, AF does not need according to business application to judge this user's roaming attribute, service parameter after directly will consulting transfers to PCRF and gets final product, and is identical with step 2-2 among Fig. 2; In the step 4-7 of Fig. 4, PCRF is after receiving the next service parameter affirmation request of AGW transmission, do not need to determine user's roaming attribute, directly the IP layer ruling result of this user's correspondence of its storage is passed to AGW and gets final product according to traffic stream identifier information, identical with step 2-7# among Fig. 2 with step 2-7.Thereby, make the upper-layer service layer of AF and PCRF not need perception user's roaming attribute, simplified the decision-making implementation procedure, reduced the implementation complexity of concrete equipment simultaneously.
Method two: the ruling request as a result based on IAD is the triggering decision condition that service parameter is confirmed request, unified roamer and non-roaming user's strategy, the decision process of charging regulation.
This method is that amended decision process as shown in Figure 5 to the modification of the strategy to the user in the prior art roaming scence, charging rule decision process in fact.
Among Fig. 5, at step 5-1, subscriber equipment is to the AF requested service, and service parameter is transferred to AF, and beginning is carried out service parameter with AF and consulted.
At step 5-2, the service parameter of the operation layer after AF will consult is passed to subscriber equipment.AF passes to service parameter after the negotiation of subscriber equipment such as qos policy information etc.
To step 5-3, subscriber equipment receives the service parameter after consulting, and it is passed to AGW by inserting request.
To step 5-4, AGW will carry the service parameter of identification service parameter correlation information and confirm that request is passed to user's VPCRF, to the ruling result of VPCRF request user correspondence, to confirm the service parameter of user's request.Ruling result such as the qos policy information and the charging regulation etc. of AGW request.
To step 5-4#, VPCRF confirms definite this user's of request HPCRF according to the service parameter of the identification service parameter correlation information that carries of its reception, and according to confirming that the traffic stream identifier information in the request continues request IP layer ruling result, the ruling result who asks in this step such as qos policy information and charging regulation etc. to roamer's HPCRF.
To step 5-5, HPCRF asks the service parameter after the negotiation of this roamer's correspondence to AF according to traffic stream identifier information after receiving above-mentioned affirmation request.
To step 5-6, the service parameter of AF after with the negotiation of this roamer's correspondence is passed to HPCRF.
To step 5-6#, HPCRF carries out the local policy ruling according to local policy to the service parameter of its reception, and IP layer ruling result is fed back to VPCRF.
To step 5-7, VPCRF continues the IP layer ruling result of its reception is carried out ruling according to local policy, and will feed back to AGW, thereby finish the IMS network to roamer's strategy, the decision process of charging regulation through the IP layer ruling result of HPCRF and VPCRF ruling.
In the above-mentioned decision process, the cooperation of each functional unit is in proper order:
UE→AF→UE→AGW→VPCRF→HPCRF→AF→HPCRF→VPCRF→AGW。
Method two passes through the flow process of accompanying drawing 5 descriptions to roamer's strategy, charging regulation is made a strategic decision, and the flow process of describing by accompanying drawing 3 is to non-roaming subscriber policy, charging regulation is made a strategic decision, because the cooperation of each functional unit is in proper order in the accompanying drawing 3: UE → AF → UE → AGW → HPCRF → AF → HPCRF → AGW, contrast above-mentioned two cooperations order as can be known, the IMS network is to user's strategy under the roaming scence of the present invention, the decision process of charging regulation, with IMS network under the non-roaming scene to user's strategy, the decision process of charging regulation is basic identical, make AF when the business application that receives subscriber equipment, when PCRF confirms request at the service parameter that receives the AGW transmission, do not need to carry out the deterministic process that the user roams attribute, promptly in the step 5-2 of Fig. 5, AF does not need according to business application to judge this user's roaming attribute, service parameter after directly will consulting transfers to subscriber equipment and gets final product, and is identical with the step 3-2 of Fig. 3; In the step 5-5 of Fig. 5, HPCRF does not need to determine user's roaming attribute after receiving the next traffic stream identifier information of VPCRF transmission, and directly the service parameter after the negotiation of AF request user correspondence gets final product, and is identical with the step 3-5 of Fig. 3.Thereby, make the upper-layer service layer of AF and PCRF not need perception user's roaming attribute, simplified the decision-making implementation procedure, reduced the implementation complexity of concrete equipment simultaneously.
Method three: based on the triggering decision condition of the ruling request as a result of application server, unified roamer and non-roaming user's strategy, the decision process of charging regulation on the basis of method one.
This method is in fact on the basis of method one, simultaneously in the prior art roaming scence to user's strategy, the modification of charging rule decision process, amended flow process is shown in accompanying drawing 4, accompanying drawing 6.
The flow process of accompanying drawing 4 has been described in method one, no longer describes at this.
Among Fig. 6, to the AF requested service, and service parameter transferred to AF at step 6-1, subscriber equipment, beginning is carried out service parameter with AF and is consulted.
At step 6-2, AF is connected to user's HPCRF entity, and the service parameter after will consulting transfers to the HPCRF unit, and request HPCRF carries out ruling to the service parameter after consulting in the unit.
To step 6-2#, the HPCRF unit carries out ruling according to the service parameter of local policy after to the negotiation of its reception, and with the VPCRF unit of IP layer ruling result transmission to this roamer.
To step 6-3#, roamer's VPCRF unit continues the ruling result of its reception is carried out ruling according to local policy, and will be through the IP layer ruling result transmission of HPCRF unit and the ruling of the VPCRF unit HPCRF to this roamer.The VPCRF unit is to IP layer ruling result such as the qos policy information and the charging regulation etc. of the transmission of HPCRF unit in this step.
To step 6-3, roamer's HPCRF feeds back to AF with the IP layer ruling result through HPCRF and the ruling of VPCRF unit of its reception.HPCRF is to IP layer ruling result such as the qos policy information and the charging regulation etc. of AF feedback in this step.
To step 6-4, AF receives the IP layer ruling result through HPCRF and the ruling of VPCRF unit, and is converted into the ruling result of operation layer, passes to subscriber equipment.AF is to the ruling result such as the qos policy information of the operation layer of user device transmissions in this step.
To step 6-5, subscriber equipment receives the ruling result of operation layer, and it is passed to AGW by inserting request.
To step 6-6, AGW need ask the IP layer ruling result of this user's correspondence to this roamer's VPCRF according to the traffic stream identifier information that inserts in the request, and AGW will carry the service parameter of identification service parameter correlation information and confirm that request is passed to user's VPCRF.Ruling result such as the qos policy information and the charging regulation etc. of asking to VPCRF in this step.
To step 6-7, VPCRF passes to AGW according to loaded service flow identification information in the affirmation request with the process HPCRF of its storage and the IP layer ruling result of VPCRF unit ruling, thereby finishes the IMS network to roamer's strategy, the decision process of charging regulation.
In method three, the decision process of non-roaming user's correspondence, the cooperation of each functional unit is in proper order:
UE→AF→PCRF→AF→UE→AGW→PCRF→AGW。
Method three is passed through the flow process of accompanying drawing 4 descriptions to roamer's strategy, charging regulation is made a strategic decision, and the flow process of describing by accompanying drawing 6 is to non-roaming subscriber policy, charging regulation is made a strategic decision, because the cooperation of each functional unit is in proper order in the accompanying drawing 4: UE → AF → UE → AGW → HPCRF → AF → HPCRF → AGW, contrast above-mentioned two cooperations order as can be known, the IMS network is to user's strategy under the roaming scence of the present invention, the decision process of charging regulation, with IMS network under the non-roaming scene to user's strategy, the decision process of charging regulation is basic identical, make AF when the business application that receives subscriber equipment, PCRF receive that AGW transmission comes carry the access request of identification service parameter correlation information the time, do not need to carry out the deterministic process that the user roams attribute, promptly at Fig. 4, the step 4-2 of Fig. 6, among the 6-2, AF does not need according to business application to judge this user's roaming attribute, and the service parameter after directly will consulting transfers to HPCRF and gets final product; In step 4-7, the 6-7 of Fig. 4, Fig. 6, PCRF does not need to determine user's roaming attribute after the service parameter that receives the traffic stream identifier information that carries that AGW transmission comes is confirmed request, the IP layer ruling result of its storage is directly fed back to AGW get final product.Thereby, make the upper-layer service layer of AF and PCRF not need perception user's roaming attribute, simplified the decision-making implementation procedure, reduced the implementation complexity of concrete equipment simultaneously.
Though described the present invention by embodiment, those of ordinary skills know, the present invention has many distortion and variation and do not break away from spirit of the present invention, and the claim of application documents of the present invention comprises these distortion and variation.
Claims (9)
1, the implementation method of a kind of strategy and charging rule decision is characterized in that, comprising:
Application server receives roamer's service request, and carries out service parameter with the user and consult;
The service parameter of application server request PCRF unit after to described negotiation carries out ruling;
User's HPCRF unit carries out ruling according to local policy to described service parameter, and IP layer ruling result is transferred to subscriber equipment by application server;
IAD obtains traffic stream identifier information from roamer's access request, and according to the IP layer ruling result of described traffic stream identifier information to this user's correspondence of roamer's VPCRF unit requests;
The VPCRF unit according to described traffic stream identifier information to roamer's HPCRF unit requests ruling result;
The HPCRF unit is passed to the VPCRF unit with the IP layer ruling result of this user's correspondence of its storage;
Described VPCRF unit continues the ruling result of its reception is carried out ruling according to local policy, and will be passed to IAD through the IP layer ruling result of HPCRF unit, the ruling of VPCRF unit.
2, the implementation method of a kind of strategy and charging rule decision is characterized in that, described method comprises:
Application server receives roamer's service request, and carries out service parameter with the user and consult;
The service parameter of application server request PCRF unit after to described negotiation carries out ruling;
Described roamer's HPCRF unit carries out ruling according to local policy to described service parameter, and with the VPCRF unit of IP layer ruling result transmission to the roamer;
Described VPCRF unit is proceeded ruling according to local policy to the ruling result of its reception, and will feed back to roamer's HPCRF unit through the IP layer ruling result of HPCRF unit, the ruling of VPCRF unit;
Described HPCRF unit with the IP layer ruling result transmission of its reception to application server, and by application server with operation layer ruling result transmission to subscriber equipment;
IAD obtains traffic stream identifier information from roamer's access request, and according to the IP layer ruling result of described traffic stream identifier information to roamer's VPCRF unit requests user correspondence;
Described VPCRF unit is passed to IAD with the IP layer ruling result through HPCRF, the ruling of VPCRF unit of this user's correspondence of its storage.
3, the implementation method of a kind of strategy and charging rule decision is characterized in that, described method comprises:
Application server carries out the service parameter negotiation according to roamer's service request and subscriber equipment, and the service parameter after will consulting transfers to subscriber equipment;
IAD obtains traffic stream identifier information from roamer's access request, and according to the IP layer ruling result of described traffic stream identifier information to PCRF unit requests user correspondence;
Described roamer's VPCRF unit is according to the IP layer ruling result of described traffic stream identifier information to this user's correspondence of this roamer's HPCRF unit requests;
Described HPCRF unit obtains the service parameter after the negotiation of this user's correspondence from application server, and carries out ruling according to local policy, the ruling result is passed to this roamer's VPCRF unit;
Described VPCRF unit is proceeded ruling according to local policy to the IP layer ruling result of its reception, and will be passed to IAD through the IP layer ruling result of HPCRF, the ruling of VPCRF unit.
4, the implementation method of a kind of strategy and charging rule decision is characterized in that, comprises step:
X1, application server carry out strategy and the negotiation of charging regulation service parameter according to the roamer/non-roaming service request from user and the subscriber equipment of its reception, and the service parameter after will consulting transfers to subscriber equipment;
X2, access device are when the access request that receives roamer/non-roaming user, according to inserting in the request loaded service flow identification information to this user's of PCRF unit requests IP layer ruling result;
X3, PCRF unit carry out ruling to it from the service parameter that application server obtains after the described negotiation according to local policy, and IP layer ruling result is passed to access device.
5, the implementation method of a kind of strategy and charging rule decision is characterized in that, comprises step:
Y1, application server carry out service parameter with subscriber equipment and consult when receiving roamer/non-roaming service request from user, and the service parameter of request PCRF unit after to described negotiation carries out ruling;
Y2, application server with PCRF unit ruling result transmission to subscriber equipment;
Y3, IAD are when the access request that receives roamer/non-roaming user, according to inserting in the request loaded service flow identification information to this user's of PCRF unit requests IP layer ruling result;
Y4, PCRF unit are passed to access device with IP layer ruling result.
6, the implementation method of a kind of strategy and charging rule decision is characterized in that, comprises step:
X1 ', application server carry out strategy and the negotiation of charging regulation service parameter according to the roamer's of its reception service request and subscriber equipment, and the service parameter after will consulting transfers to subscriber equipment;
X2 ', access device are when the access request that receives the roamer, according to inserting in the request loaded service flow identification information to this user's of PCRF unit requests IP layer ruling result;
X3 ', PCRF unit carry out ruling to it from the service parameter that application server obtains after the described negotiation according to local policy, and IP layer ruling result is passed to access device.
7, the implementation method of a kind of strategy as claimed in claim 6 and charging rule decision is characterized in that, described step x3 ' specifically comprises:
Described roamer's VPCRF unit is according to the IP layer ruling result of described traffic stream identifier information to this user's correspondence of this roamer's HPCRF unit requests;
Described HPCRF unit obtains the service parameter after the negotiation of this user's correspondence from application server, and carries out ruling according to local policy, the ruling result is passed to this roamer's VPCRF unit;
Described VPCRF unit is proceeded ruling according to local policy to the IP layer ruling result of its reception, and will be passed to IAD through the IP layer ruling result of HPCRF, the ruling of VPCRF unit.
8, the implementation method of a kind of strategy and charging rule decision is characterized in that, comprises step:
Y1 ', application server carry out service parameter with subscriber equipment and consult when receiving roamer's service request, and the service parameter after asking VPCRF and HPCRF unit to described negotiation carries out ruling;
Y2 ', application server with the ruling result transmission of VPCRF and HPCRF unit to subscriber equipment;
Y3 ', IAD are when the access request that receives the roamer, according to inserting in the request loaded service flow identification information to this user's of VPCRF unit requests IP layer ruling result;
Y4 ', VPCRF unit are passed to access device with IP layer ruling result.
9, the implementation method of a kind of strategy as claimed in claim 8 and charging rule decision is characterized in that, described step y2 ' specifically comprises:
Described roamer's HPCRF unit carries out ruling according to local policy to described service parameter, and with the VPCRF unit of IP layer ruling result transmission to described roamer;
Described VPCRF unit is proceeded ruling according to local policy to the ruling result of its reception, and will feed back to roamer's HPCRF unit through the IP layer ruling result of HPCRF unit, the ruling of VPCRF unit;
Described HPCRF unit with the IP layer ruling result transmission of its reception to application server, and by application server with operation layer ruling result transmission to subscriber equipment.
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| CN200510079327A CN100596161C (en) | 2005-06-18 | 2005-06-18 | Method for realizing policy and charging rule decision |
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