CN101720108A - Policy control method and system for service layer converged network - Google Patents
Policy control method and system for service layer converged network Download PDFInfo
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Abstract
The invention discloses a policy control method for a service layer converged network, which comprises that: a policy decision entity of a mobile network performs information interaction with an AF entity through a policy decision entity of a fixed network; and the policy decision entity of the mobile network makes a policy decision for mobile network resources used by a service and sends the policy decision to a policy execution entity of the mobile network to execute the policy decision. At the same time, the invention discloses a policy control system for the service layer converged network, which comprises the fixed network and the mobile network, wherein the fixed network comprises the policy decision entity of the fixed network and the policy execution entity of the fixed network; and the mobile network comprises the policy decision entity of the mobile network and the policy execution entity of the mobile network. The service layer converged network comprises the AF entity, wherein the policy decision entity of the fixed network performs information interaction with the AF entity; and the policy decision entity of the mobile network performs the information interaction with the AF entity through the policy decision entity of the fixed network. The method and the system follow the trend of the development of network in the further, and are simple in implementation and practical.
Description
Technical field
The present invention relates to the policy control technology in the service layer converged network, relate in particular to a kind of policy control method and system of service layer converged network.
Background technology
High-level network telecommunications and internet fused business and agreement organizations (TISPAN, Telecommunicationsand Internet converged Services and Protocols for Advanced Networking) proposed at next generation network (NGN, Next Generation Network) Resource and Admission Control Sub-system (RACS, Resource Admission Control Subsystem) framework is used for using Internet resources to carry out policy control to service application.
Fig. 1 is a TISPAN RACS policy control architecture schematic diagram, as shown in Figure 1, RACS is by the strategy decisive function (SPDF based on business, Service-based Policy Decision Function) entity and accommodating access resource controlled function (Access-Resource and Admission Control Function, Access-Resource and Admission ControlFunction) entity is formed, SPDF provides unified interface to application layer, and the concrete access style of shielding bottom-layer network topological sum provides the policy control based on business; SPDF is according to application function (AF, ApplicationFunction) carrier policy is selected in the request of entity, and request is mapped to Internet protocol service quality (IPQoS) parameter, send to Access-Resource and Admission Control Function entity and Border Gateway Function (BGF, Border GatewayFunction) entity is to ask corresponding resource; The Access-Resource and Admission Control Function entity is arranged in Access Network, has the function that control of admitting and network strategy converge, and the Access-Resource and Admission Control Function entity receives from SPDF and asks, and realizes admitting control based on the strategy of being preserved then, accepts or refuses transmitting the request of resource; The Access-Resource and Admission Control Function entity passes through the e4 reference point from Network Attachment Subsystem (NASS, Network Attachment Sub-System) obtains network attachment information and QoS of customer (QoS, Quality of Service) inventory information, thereby can determine available network resources according to network location information (for example inserting the address of user's physical node), simultaneously when the processing resource allocation request with reference to user QoS inventory information.
The BGF entity can be between Access Network and core net (realization Core Border Gateway Function), also can between two core net, (realize interconnected Border Gateway Function), the BGF entity is finished functions such as network address translation (NAT, Network Address Translation), gate, QoS mark, bandwidth constraints, use measurement and source synchronous under the control of SPDF entity.Resource Control Enforcement Function (RCEF, ResourceControl Enforcement Function) entity is implemented the Media Stream strategy of the access carrier definition that the Access-Resource and Admission Control Function entity sends by the Re reference point, finishes functions such as gate, QoS mark, bandwidth constraints.RACS is used at the policy control of under the fixed network business being used Internet resources.
Communication standardization group (the ITU-T of International Telecommunication Union, International Telecommunication Unionfor Telecommunication Standardization Sector) resource accommodating control function (RACF at next generation network has also been proposed, Resource and Admission Control Functions) entity provides the QoS control to Access Network and core transmission net (to comprise resource reservation, admit control and gate), port address conversion (NAPT, Network Address Port Translation) or the fire compartment wall controlled function, resource acceptance control system comprises the inventory according to the user, operation layer management (SLA, Service Level Agreement), operator's specific policy, service priority and Access Network, the Resource Availability of core net carries out authorization check etc.
Fig. 2 is an ITU-T RACF policy control architecture schematic diagram, as shown in Figure 2, RACF also is made up of two parts: policy deciding functional entity (PD-FE, Policy Decision Functional Entity) and transmit resource control function entity (TRC-FE, Transport Resource Control Functional Entity).Wherein, PD-FE and tranmission techniques are irrelevant, and service control function (SCF, Service Control Function) entity is also irrelevant.PD-FE mainly is based on business information, the network attached controlled function (NACF that network strategy rule, SCF provide, Network Attachment Control Functions) the transport layer CAMEL-Subscription-Information that provides, and the resource and admission result of decision that provides of TRC-FE, last decision-making is done in control to network resource admission.PD-FE carries out gate control based on each business data flow to policy execution functional entity (PE-FE, Policy EnforcementFunctional Entity), based on professional usage policy rule.TRC-FE and independent of service, but relevant with tranmission techniques.TRC-FE is responsible for collecting and safeguarding the topological sum resource state information that transmits net, availability based on topology, connectivity, network and node resource, and, carry out and admit control transmitting network based on the use of the network informations such as transport layer CAMEL-Subscription-Information in Access Network control resource.PD-FE is by the QoS resource on the media stream path that Rt reference point request TRC-FE detects or decision is asked.Transport layer is by policy execution functional entity (PE-FE, Policy Enforcement Functional Entity) and transmit resource execution functional entity (TRE-FE, Transport Resource Enforcement Functional Entity) composition.PE-FE wraps packet gateway, can be positioned at subscriber terminal equipment (CPE, Customer PremisesEquipment) and between the access network, between Access Network and the core net or between the different operators network, be to support dynamic QoS control, NAPT control and network address translation (NAT, Network AddressTranslator) key node, TRE-FE carries out the transmission resource policy rule of TRC-FE indication.
Third generation partner program (3GPP, 3rd Generation Partnership Project) strategy and charging control architecture (PCC have been defined at the mobile network, Policy and Charging Contro1), Fig. 3 is a 3GPP PCC R7 policy control architecture schematic diagram, as shown in Figure 3, decision making function (PCRF, the Policy and Charging Rules Function) entity of strategy and charging regulation mainly is responsible for the formulation of strategy and charging regulation.Strategy and charging regulation that PCRF will formulate by the Gx interface are handed down to strategy and charge execution function (PCEF, Policy and Charging Enforcement Function) entity, the PCEF entity is installed and is carried out the PCC strategy, and reports dependent event, with the mutual charge information of charge system.Business function (AF, Application Function) entity is the functional entity relevant with business, provide service negotiation information by Rx interface to the PCRF entity, user-subscribed database (SPR, Subscription Profile Repository) preserved the business information that the user contracts, the PCRF entity can be by the Sp interface to the signatory business information of SPR inquiring user.PCEF sends to line charge system (OSC by the Gy interface with online charging information, Online Charging System) statistics of responsible online charging, by the Gz interface offline charging information is sent to off-line accounting system (OFCS, Off1ine Charging System).
Along with development of Communication Technique, fixed network and mobile network's fusion is the inexorable trend of network development.Control separates service bearer with resource in the next generation network, and the thought of control and service detach provides the foundation for the network integration from the network architecture.The process of the network integration is divided into the fusion of operation layer, the fusion of core Control Network, the fusion of core bearer network and the fusion of access.Operator is when considering network evolution, also will consider and reduce the networking cost, utilize existing network equipment and resource as far as possible, realize smooth evolution, therefore the network integration process that realizes of stageization, substep normally, the mode that a kind of network integration is used always is exactly to merge from operation layer.
UNE based on operation layer merges is exactly that chain of command and loading end use independently network respectively, and service application is merged, and realizes unified granting of professional user to different network type.Fixed network such as digital subscriber's line (DSL, Digital Subscriber Line) and mobile network such as code division multiple access insert (CDMA, Code Division Multiple Access) uses different Access Networks, core Control Network and bearer network respectively, but fixed network users and mobile subscriber can share unified service application, when realization is carried out Internet resources control to the UNE that merges based on operation layer, just need use earlier figures 1, Fig. 2 or policy control architecture shown in Figure 3.
Present fixed network has been disposed and has been implemented Internet resources control, business provides function, be provided with open interactive interface between AF entity and the RACF entity/RACS, RACF entity/RACS can carry out the strategic decision-making that specified services is used the use Internet resources thereby finish to fixed network users by the required business information of the direct acquisition strategy decision-making of open interface.
At present the policy control architecture based on fixed network and mobile network's UNE framework still is in talking stage, how to realize that the control of Internet resources is also uncertain.
Summary of the invention
In view of this, main purpose of the present invention is to provide a kind of policy control method and system of service layer converged network, the resource management when merging with realization fixed network and mobile network.
For achieving the above object, technical scheme of the present invention is achieved in that
A kind of policy control method of service layer converged network comprises:
Policy decision entity among the mobile network is realized information interaction by policy decision entity in the fixed network and application function AF entity; And
Policy decision entity among the described mobile network carries out strategic decision-making for the professional mobile network resource that uses, and the policy execution entity that is handed down among the mobile network is carried out.
Preferably, whether the policy decision entity in the described fixed network authorizes at fixed network users and/or mobile network user opening business.
Preferably, described method also comprises:
Policy decision entity in the described fixed network obtains service negotiation information from described AF entity;
Policy decision entity in the described fixed network according to described service negotiation information, user signing contract information, carrier policy to business whether at fixed network users opening authorize;
When mandate is passed through, bearer network information, the user request information that policy decision entity in the described fixed network obtains according to described service negotiation information, from the policy execution entity of described fixed network is that the described professional fixed network resource that uses carries out strategic decision-making, and the policy execution entity distributing policy in described fixed network; And
Policy execution entity in the described fixed network is carried out policy control according to the strategy that receives to user service flow.
Preferably, the policy decision entity among the described mobile network specifically comprises the following steps: for the professional mobile network resource that uses carries out strategic decision-making
Policy decision entity in the described fixed network obtains service negotiation information from described AF entity;
Policy decision entity in the described fixed network according to described service negotiation information, user signing contract information, carrier policy to business whether at mobile network user opening authorize, authorize by the time, described service negotiation information is sent to policy decision entity among the described mobile network;
Bearer network information, user request information and/or the wireless network resource information that policy decision entity among the described mobile network obtains according to described service negotiation information, from described mobile network's policy execution entity is that the described professional mobile network resource that uses carries out strategic decision-making, and the policy execution entity distributing policy in described mobile network; And
Policy execution entity among the described mobile network is carried out policy control according to the strategy that receives to user service flow.
Preferably, the policy decision entity in the described fixed network comprises accommodating access resource controlled function RACF entity.
Preferably, the policy execution entity in the described fixed network comprises policy execution functional entity PE-FE, transmits resource execution functional entity TRE-FE.
Preferably, the policy decision entity in the described fixed network comprises Resource and Admission Control Sub-system RACS.
Preferably, the policy execution entity in the described fixed network comprises Resource Control Enforcement Function RCEF entity, Border Gateway Function BGF entity.
Preferably, the policy decision entity among the described mobile network comprises strategy and charging controlled function PCRF entity; Policy execution entity among the described mobile network comprises strategy and charge execution function PCEF entity.
A kind of policy controlling system of service layer converged network, described service layer converged network comprises fixed network and mobile network, the policy decision entity and the policy execution entity that comprise fixed network in the described fixed network comprise mobile network's policy decision entity and policy execution entity among the described mobile network; Also comprise application function AF entity in the described service layer converged network, wherein, the policy decision entity of described fixed network and application function AF entity are realized information interaction, and the policy decision entity among the described mobile network is realized information interaction by policy decision entity in the described fixed network and described AF entity.
Preferably, the policy decision entity in the described fixed network comprises accommodating access resource controlled function RACF; Policy execution entity in the described fixed network comprises policy execution functional entity PE-FE, transmits resource execution functional entity TRE-FE.
Preferably, the policy decision entity in the described fixed network comprises Resource and Admission Control Sub-system RACS; Policy execution entity in the described fixed network comprises Resource Control Enforcement Function RCEF entity, Border Gateway Function BGF entity.
Preferably, the policy decision entity among the described mobile network comprises strategy and charging controlled function PCRF entity; Policy execution entity among the described mobile network comprises strategy and charge execution function PCEF entity.
Mobile network and fixed network are merged in the present invention, mobile network and fixed network are used common AF entity, it is the fusion that fusion between mobile network and the fixed network is based on application layer, when the mobile subscriber commences business, whether RACF entity or RACS can carry out the mobile subscriber business is authorized, when mandate is passed through, the PCRF entity is again based on service negotiation information, user request information, bearer network information, carrier policy etc. carry out policy authorization for the described professional Internet resources that use, and sending to the PCEF entity by the PCC regular fashion, the strategy that is issued according to the PCRF entity by the PCEF entity is to the service implementation policy control.Technical scheme of the present invention has been complied with the trend of future network development, realizes simple and practical.
Description of drawings
Fig. 1 is a TISPAN RACS policy control architecture schematic diagram;
Fig. 2 is an ITU-T RACF policy control architecture schematic diagram;
Fig. 3 is a 3GPP PCC R7 policy control architecture schematic diagram;
Fig. 4 is the composition structural representation of the policy controlling system of service layer converged network of the present invention;
Fig. 5 sets up the schematic flow sheet of method for managing resource under the situation for business of the present invention;
Fig. 6 is the schematic flow sheet of method for managing resource under the business modification situation of the present invention;
Fig. 7 is the schematic flow sheet of method for managing resource under the professional termination situation of the present invention.
Embodiment
Basic thought of the present invention is: mobile network and fixed network are merged in the present invention, mobile network and fixed network are used common AF entity, it is the fusion that fusion between mobile network and the fixed network is based on application layer, when the mobile subscriber commences business, whether RACF entity or RACS can carry out the mobile subscriber business is authorized, when mandate is passed through, the PCRF entity is again based on service negotiation information, user request information, bearer network information, carrier policy etc. carry out policy authorization for the described professional Internet resources that use, and sending to the PCEF entity by the PCC regular fashion, the strategy that is issued according to the PCRF entity by the PCEF entity is to the service implementation policy control.Technical scheme of the present invention has been complied with the trend of future network development, realizes simple and practical.
For making the purpose, technical solutions and advantages of the present invention clearer, by the following examples and with reference to accompanying drawing, the present invention is described in more detail.
Fig. 4 is the composition structural representation of the policy controlling system of service layer converged network of the present invention, as shown in Figure 4, the policy controlling system of service layer converged network of the present invention comprises fixed network and mobile network, wherein, the policy decision entity and the policy execution entity that comprise fixed network in the fixed network comprise mobile network's policy decision entity and policy execution entity among the described mobile network; Also comprise the AF entity in the described service layer converged network, wherein, the policy decision entity of described fixed network and AF entity are realized information interaction, and the policy decision entity among the described mobile network is realized information interaction by policy decision entity in the described fixed network and described AF entity.The fixed network policy control architecture as described in the background art the policy control architecture that TISPAN proposed or the policy control architecture that ITU-T proposed, comprise RACF entity or RACS in the policy decision entity of fixed network, RACF entity or RACS are connected in the AF entity, the policy execution entity of fixed network is connected in RACF entity or RACS, when the policy decision entity of fixed network was the RACF entity, the policy execution entity of fixed network was PE-FE or TRE-FE; When the policy decision entity of fixed network was the RACS entity, the policy execution entity of fixed network was RCEF entity or BGF entity.Mobile network's policy decision entity is the PCRF entity, and mobile network's policy execution entity is the PCEF entity, and wherein, the PCRF entity is connected in AF entity in the fixed network by RACF entity or RACS, and the PCEF entity is connected in the PCRF entity.Also comprise the network element shown in the network configuration in the aforementioned background art among fixed network and the mobile network, because these network elements are related with technical scheme of the present invention little, and all be the network element in the existing network and the network architecture of forming between them and no change, therefore, the network architectures all among fixed network and the mobile network no longer is shown here.
Mobile network's resource policy control implementation is: RACF entity or RACS receive service negotiation information from the AF entity; Described RACF entity or RACS according to user signing contract information, carrier policy, described service negotiation information to described business whether at mobile network user opening authorize, authorize by described RACF entity in back or RACS described service negotiation information sent to described PCRF entity; After receiving the business operation request of described user terminal, the PCEF entity is set up authorization requests to described PCRF entity initiation business, and business is set up the available resource information that comprises service requesting information (the professional QoS that is asked) and/or wireless network in the authorization requests.Described PCRF entity is that the described professional Internet resources that use carry out strategic decision-making based on the available resource information of described service negotiation information, user signing contract information, carrier policy, service requesting information (the professional QoS that is asked) and/or wireless network, and carries out to described PCEF entity policy distribution.
The resource policy control implementation of fixed network is: RACF entity or RACS are according to the service negotiation information of obtaining from described AF entity, and according to user signing contract information, carrier policy to business whether at fixed network users opening authorize, the service negotiation information that mandate is obtained from the AF entity by back RACF entity or RACS basis, policy execution entity (PE-FE from described fixed network, TRE-FE, RCEF entity or BGF entity) the bearer network information obtained, service requesting information is that the described professional fixed network resource that uses carries out strategic decision-making, and carries out to the policy enforcement function in the described fixed network described policy distribution.RACF entity/RACS follows the policy control flow process that has RACF entity/RACS now at the flow process that the business in the fixed network is carried out resource control, repeats no more it here and realizes details.
When wherein using UNE shown in Figure 4 that mobile network resource is carried out RRM, need RACF entity/RACS and PCRF entity to participate in to the service application mandate of making a strategic decision.Below by the professional flow process of setting up, revising and stop, describing the network architecture shown in Figure 4 in detail is how to realize the mobile network resource management.
Fig. 5 sets up the schematic flow sheet of method for managing resource under the situation for business of the present invention, and as shown in Figure 5, business of the present invention sets up that method for managing resource may further comprise the steps under the situation:
Step 1: user terminal (UE) is commenced business, finish the application layer service negotiation, the negotiation of the required bandwidth of address that business datum stream type promptly to be commenced business, business data flow use and port numbers, business data flow, code encoding/decoding mode that business data flow adopts, information such as priority that business data flow is handled;
The service negotiation information that step 2:AF entity is consulted application layer is handed down to RACF entity/RACS, and requiring RACF entity/RACS is that business is authorized;
Step 3:RACF entity/RACS receives the service negotiation information that the AF entity issues, and obtains associated user's CAMEL-Subscription-Information to User Information Database;
Step 4: according to service negotiation information, user signing contract information, carrier policy etc., RACF entity/RACS authorizes the service negotiation information that the AF entity issues.If service negotiation information and carrier policy or user signing contract information are not inconsistent, for example applied business does not meet the carrier policy that operator defines to the demand of bearing resource, and then RACF entity/RACS refusal is authorized business.Then carry out after the following steps 5, flow process finishes.If meet the requirement of carrier policy and user signing contract information, then business authorized.Execution in step 6.
Step 5:RACF entity/RACS is to AF entity return authorization result (refusal is authorized business).
Step 6:RACF entity/RACS passes through service authorization, and service negotiation information is handed down to the PCRF entity;
Step 7:PCRF entity is preserved service negotiation information, and finishes binding session according to user ID or station address etc.Binding is finished in the IP-CAN session that is about to set up in AF session that the AF entity need set up for business and the user terminal attaching process, creates down with the required IP-CAN session that is connected appointment of decision AF session;
Step 8:PCRF entity returns the response of service negotiation message pick-up to RACF entity/RACS;
Step 9: user terminal is initiated the required connection of bearer service corresponding service data flow to PCEF (for example PDSN) entity and is set up request, has comprised information such as user ID, professional required QoS, bandwidth on demand in the request;
Step 10:PCEF entity is preserved user request information, and sets up request for business data flow, initiates authorization requests to the PCRF entity, comprises the information such as bandwidth on demand, QoS of business data flow foundation in the request;
The service negotiation information that step 11:PCRF entity issues according to RACF entity/RACS, the stream that obtains from the PCEF entity are set up solicited message, carrier policy etc. and are carried out policy authorization for stream to be set up;
Step 12:PCRF entity is that the strategy of the affair data flow mandate of setting up one's own business yet to be built is handed down to the PCEF entity with the form of PCC rule;
Step 13:PCEF entity implementation strategy is for stream to be set up is set up corresponding the connection;
Step 14:PCEF entity returns the response that stream is set up to user terminal.
The mobile subscriber commences business in the process, in the time of need using Internet resources to carry out policy control to business, respectively business be authorized by RACF entity/RACS and PCRF entity.Wherein RACF entity/RACS at first carries out the basic licensing process based on business, promptly when the AF entity is handed down to service negotiation information RACF entity/RACS, whether RACF entity/RACS at first should business allow to carry out at the mobile subscriber according to the relevant information decision-making, whether the strategy that whether meets operator meets mobile subscriber's CAMEL-Subscription-Information requirement.And then be the professional mandate of carrying out resource Network Based by the PCRF entity, whether the decision networks resource satisfies business is carried out demand to resource, and for business data flow disposes rational resource, realizes that resource controls.
Fig. 6 is the schematic flow sheet of method for managing resource under the business modification situation of the present invention, and as shown in Figure 6, method for managing resource may further comprise the steps under the business modification situation of the present invention:
Step 1: business modification, user terminal are finished the negotiation of application layer business information.For example user terminal and network negotiate discharge video media stream.
Step 2: user terminal is initiated the business modification request to network, and request discharges video media stream.
Step 3:PCEF entity receives the request that user terminal is made amendment to business, and to PCRF entity initiation authorization requests, the PCC rule, the flow operation type (indication discharges) that have comprised the video media stream correspondence in the request, request PCRF entity are that the stream release request that user terminal is initiated is authorized.
Step 4:PCRF entity is preserved the information that receives from the PCEF entity, and according to information and executing binding sessions such as traffic identifier, which professional corresponding AF session is the video media stream that the identification request discharges belong to.
After the AF session that step 5:PCRF Entity recognition goes out to relate to, to RACF entity/RACS request corresponding service negotiation information.
Step 6:RACF entity/RACS receives the service negotiation request of PCRF entity, to AF entity requests corresponding business negotiation information.
Step 7:AF entity during with business modification up-to-date service negotiation information be handed down to RACF entity/RACS.
Step 8:, then obtain the required user signing contract information of decision-making from User Information Database if RACF entity/RACS does not have user signing contract information.
Step 9:RACF entity/RACS finishes the mandate to business modification according to the up-to-date service negotiation information that issues of user signing contract information, carrier policy and AF entity.Do not pass through if authorize, then issue the indication of authorizing refusal to the PCRF entity.The PCRF entity further returns the indication of business modification mandate refusal to user terminal.
The service authorization of step 10:RACF entity/RACS passes through, and will be handed down to the PCRF entity from the up-to-date service negotiation information that the AF entity obtains.
Step 11: the service negotiation information that issues according to RACF entity/RACS, carrier policy, the information of obtaining from the PCEF entity, the PCRF entity by the business revised of request finish strategic decision-making.Authorize to stop video media stream, and discharge corresponding Internet resources.
Step 12:PCRF entity is handed down to the PCEF entity with Authorization result with the form of PCC rule.
Step 13:PCEF entity implementation strategy stops video media stream, discharges employed bandwidth of video media stream and QoS resource.
Step 14:PCEF entity returns the response of business modification success to user terminal.
Fig. 7 is the schematic flow sheet of method for managing resource under the professional termination situation of the present invention, and as shown in Figure 7, method for managing resource may further comprise the steps under the professional termination situation of the present invention:
Step 1: user terminal is initiated the professional request that stops to network.Request stops professional corresponding service data flow.
Step 2:PCEF entity receives request, and initiates the Internet resources release authorization requests of business data flow correspondence to the PCRF entity.
Step 3:PCRF entity receives information, finishes binding session, discerns business data flow to be stopped and which business (AF session) correspondence.
Step 4:PCRF entity stops authorizing to business data flow.
The result that step 5:PCRF entity will be authorized is handed down to the PCEF entity with the PCC rule format.
Step 6:PCEF entity is carried out and is authorized, and stops PCC rule corresponding service data flow, and discharges corresponding Internet resources.
Step 7:PCEF entity stops and professional relevant business data flow, and returns the professional response that stops to user terminal.
Step 8:PCRF entity returns professional corresponding AF session by RACF entity/RACS to the AF entity and stops indication.
Step 9:AF entity receives indication, returns confirmation of receipt information by RACF entity/RACS to the PCRF entity.
Step 10:PCRF entity sends session by RACF entity/RACS to the AF entity and discharges notice.RACF entity/RACS discharges corresponding user signing contract information and service negotiation information.
Step 11:AF entity discharges professional corresponding AF session, and returns the response that session discharges by RACF entity/RACS to the PCRF entity.
Step 8 step a, b in 11 be meant in the step the message of sending out identical, only be to transmit the object difference.
The above is preferred embodiment of the present invention only, is not to be used to limit protection scope of the present invention.
Claims (13)
1. the policy control method of a service layer converged network is characterized in that, comprising:
Policy decision entity among the mobile network is realized information interaction by policy decision entity in the fixed network and application function AF entity; And
Policy decision entity among the described mobile network carries out strategic decision-making for the professional mobile network resource that uses, and the policy execution entity that is handed down among the mobile network is carried out.
2. method according to claim 1 is characterized in that, whether the policy decision entity in the described fixed network authorizes at fixed network users and/or mobile network user opening business.
3. method according to claim 1 is characterized in that, described method also comprises:
Policy decision entity in the described fixed network obtains service negotiation information from described AF entity;
Policy decision entity in the described fixed network according to described service negotiation information, user signing contract information, carrier policy to business whether at fixed network users opening authorize;
When mandate is passed through, bearer network information, the user request information that policy decision entity in the described fixed network obtains according to described service negotiation information, from the policy execution entity of described fixed network is that the described professional fixed network resource that uses carries out strategic decision-making, and the policy execution entity distributing policy in described fixed network; And
Policy execution entity in the described fixed network is carried out policy control according to the strategy that receives to user service flow.
4. method according to claim 1 is characterized in that, the policy decision entity among the described mobile network specifically comprises the following steps: for the professional mobile network resource that uses carries out strategic decision-making
Policy decision entity in the described fixed network obtains service negotiation information from described AF entity;
Policy decision entity in the described fixed network according to described service negotiation information, user signing contract information, carrier policy to business whether at mobile network user opening authorize, authorize by the time, described service negotiation information is sent to policy decision entity among the described mobile network;
Bearer network information, user request information and/or the wireless network resource information that policy decision entity among the described mobile network obtains according to described service negotiation information, from described mobile network's policy execution entity is that the described professional mobile network resource that uses carries out strategic decision-making, and the policy execution entity distributing policy in described mobile network; And
Policy execution entity among the described mobile network is carried out policy control according to the strategy that receives to user service flow.
5. method according to claim 3 is characterized in that, the policy decision entity in the described fixed network comprises accommodating access resource controlled function RACF entity.
6. method according to claim 5 is characterized in that, the policy execution entity in the described fixed network comprises policy execution functional entity PE-FE, transmits resource execution functional entity TRE-FE.
7. method according to claim 3 is characterized in that the policy decision entity in the described fixed network comprises Resource and Admission Control Sub-system RACS.
8. method according to claim 7 is characterized in that, the policy execution entity in the described fixed network comprises Resource Control Enforcement Function RCEF entity, Border Gateway Function BGF entity.
9. according to claim 1 or 4 described methods, it is characterized in that the policy decision entity among the described mobile network comprises strategy and charging controlled function PCRF entity; Policy execution entity among the described mobile network comprises strategy and charge execution function PCEF entity.
10. the policy controlling system of a service layer converged network is characterized in that:
Described service layer converged network comprises fixed network and mobile network, comprises the policy decision entity and the policy execution entity of fixed network in the described fixed network, comprises mobile network's policy decision entity and policy execution entity among the described mobile network; Also comprise application function AF entity in the described service layer converged network, wherein, the policy decision entity of described fixed network and application function AF entity are realized information interaction, and the policy decision entity among the described mobile network is realized information interaction by policy decision entity in the described fixed network and described AF entity.
11. system according to claim 10 is characterized in that, the policy decision entity in the described fixed network comprises accommodating access resource controlled function RACF; Policy execution entity in the described fixed network comprises policy execution functional entity PE-FE, transmits resource execution functional entity TRE-FE.
12. system according to claim 10 is characterized in that, the policy decision entity in the described fixed network comprises Resource and Admission Control Sub-system RACS; Policy execution entity in the described fixed network comprises Resource Control Enforcement Function RCEF entity, Border Gateway Function BGF entity.
13. system according to claim 10 is characterized in that, the policy decision entity among the described mobile network comprises strategy and charging controlled function PCRF entity; Policy execution entity among the described mobile network comprises strategy and charge execution function PCEF entity.
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
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| WO2010149061A1 (en) * | 2009-06-24 | 2010-12-29 | 中兴通讯股份有限公司 | Policy control architecture of converged network and method for implementing policy control and fixed network policy decision entity |
| WO2012010036A1 (en) * | 2010-07-23 | 2012-01-26 | 中兴通讯股份有限公司 | Policy control method and system |
| WO2012097523A1 (en) * | 2011-01-21 | 2012-07-26 | 华为技术有限公司 | Process method, apparatus and system for controlling data stream |
| WO2013013541A1 (en) * | 2011-07-26 | 2013-01-31 | 中兴通讯股份有限公司 | Session association method, device and system |
| CN103067193A (en) * | 2011-10-21 | 2013-04-24 | 中兴通讯股份有限公司 | Network strategy realizing method and network strategy realizing system based on user perception |
| CN103298044A (en) * | 2013-07-04 | 2013-09-11 | 京信通信技术(广州)有限公司 | Method and device for distributing switching channels |
| CN112333802A (en) * | 2020-11-25 | 2021-02-05 | 吉视传媒股份有限公司 | Cross-network switching system for wireless communication equipment |
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2009
- 2009-04-28 CN CN200910082719A patent/CN101720108A/en active Pending
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| WO2010149061A1 (en) * | 2009-06-24 | 2010-12-29 | 中兴通讯股份有限公司 | Policy control architecture of converged network and method for implementing policy control and fixed network policy decision entity |
| WO2012010036A1 (en) * | 2010-07-23 | 2012-01-26 | 中兴通讯股份有限公司 | Policy control method and system |
| CN102340757A (en) * | 2010-07-23 | 2012-02-01 | 中兴通讯股份有限公司 | Strategy control method and system |
| CN102340757B (en) * | 2010-07-23 | 2015-08-12 | 中兴通讯股份有限公司 | A kind of policy control method and system |
| WO2012097523A1 (en) * | 2011-01-21 | 2012-07-26 | 华为技术有限公司 | Process method, apparatus and system for controlling data stream |
| WO2013013541A1 (en) * | 2011-07-26 | 2013-01-31 | 中兴通讯股份有限公司 | Session association method, device and system |
| US9456006B2 (en) | 2011-07-26 | 2016-09-27 | Zte Corporation | Method, device and system for session binding |
| CN103067193A (en) * | 2011-10-21 | 2013-04-24 | 中兴通讯股份有限公司 | Network strategy realizing method and network strategy realizing system based on user perception |
| CN103067193B (en) * | 2011-10-21 | 2017-07-14 | 中兴通讯股份有限公司 | A kind of network strategy realization method and system perceived based on user |
| CN103298044A (en) * | 2013-07-04 | 2013-09-11 | 京信通信技术(广州)有限公司 | Method and device for distributing switching channels |
| CN112333802A (en) * | 2020-11-25 | 2021-02-05 | 吉视传媒股份有限公司 | Cross-network switching system for wireless communication equipment |
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