CN103533599A - Strategy control method under fixed network fusion scene - Google Patents
Strategy control method under fixed network fusion scene Download PDFInfo
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Abstract
A strategy control method under a fixed network fusion scene comprises the following steps: acquiring a default QoS parameter of a fixed network line which is accessed from third generation partner program 3GPP user equipment UE by a gateway of the fixed network; and performing resource admission control and/or resource distribution on the resource request of the UE according to the default QoS parameter of the fixed network line accessed by the UE by the gateway of the fixed network or other network element of the fixed network, which is authorized by the gateway of the fixed network.
Description
Technical field
The present invention relates to policy control method, relate in particular to the policy control method under a kind of fixed network mobile fusion scene.
Background technology
Third generation partner program (3rd Generation Partnership Project, referred to as 3GPP) grouping system (the Evolved Packet System of evolution, referred to as EPS) by mobile management unit (Mobility Management Entity, referred to as MME), gateway (Serving Gateway, referred to as S-GW), grouped data network gateway (Packet Data Network Gateway, referred to as P-GW), home subscriber server (Home Subscriber Server, referred to as HSS), "Policy and Charging Rules Function (Policy and Charging Rules Function, referred to as PCRF) entity and other support nodes composition, Fig. 1 is according to the schematic diagram of the EPS framework of correlation technique.As shown in Figure 1, MME is responsible for the related work of the chains of command such as the processing of mobile management, Non-Access Stratum signaling and the contextual management of user's mobile management; S-GW is forwarding data between user's access and P-GW, and is responsible for the pending datas such as paging to carry out buffer memory; P-GW is EPS and packet data network (Packet Data Network, referred to as PDN) borde gateway of network, be responsible for the access of PDN and the function such as forwarding data between EPS and PDN, the packet data gateway of evolution (Evolved Packet Data Gateway, referred to as ePDG) is crossed its access 3GPP EPS core network for the non-3 GPP access network ruton of non-trust; PCRF is mainly used in the decision-making of Internet resources management and control strategy and the formulation of charging regulation.PCRF provides the rule of the network control based on business data flow, and these network controls comprise detection, gate, service quality (Quality of Service, referred to as QoS) control and the charging regulation based on data flow etc. of business data flow.PCRF sends to strategy and charging regulation implementation (Policy and Charging Enforcrcement Function by the strategy of its formulation and charging regulation, referred to as PCEF) carry out, PCRF also needs to guarantee that these rules are consistent with user's CAMEL-Subscription-Information simultaneously.PCRF generate strategy and charging regulation according to comprising: from application function (Application Function, referred to as AF), obtain the information with traffic aided; From user-subscribed database (Subscription Profile Repository, referred to as SPR), obtain and user signing contract information; From PCEF, obtain and the policy information that carries the relevant network information and PCRF configuration.
The intercommunication of EPS support and non-3 GPP system, wherein, the intercommunication of EPS and non-3 GPP system is by S2a/b/c Interface realization, and P-GW is as the anchor point between 3GPP and non-3 GPP system.As shown in Figure 1, non-3 GPP system can be divided into the non-3GPP IP access of trusted and trustless non-3GPP IP access.The non-3GPP IP access of trusted can directly be connected with P-GW by S2a interface; Trustless non-3GPP IP access need to be connected with P-GW through ePDG; interface between ePDG and P-GW is S2b; and adopt ipsec security tunnel to be encrypted protection to signaling and data between subscriber equipment (User Equipment, referred to as UE) and ePDG.S2c provides UE control and the mobility support relevant to user's face between P-GW, the mobility management protocol of its support is for supporting the mobile IP v 6 (Mobile IPv6 support for dual stack Hosts and Routers, referred to as DSMIPv6) of two stacks.
At present, a lot of operators pay close attention to fixedly Mobile Convergence (Fixed Mobile Convergence, referred to as FMC), and the fusion of the fixed network defining for 3GPP network and broadband forum (Broadband Forum, referred to as BBF) is studied.It is basis that FMC be take the framework of EPS as shown in Figure 1 and non-3 GPP system intercommunication, and BBF network can be supported fixed network user's access on the one hand, and BBF network also can support that mobile subscriber is linked into EPS network by it on the other hand.Fig. 2 is according to the configuration diagram of the BBF network insertion EPS network of correlation technique.As shown in Figure 2, BBF network and EPS network are realized intercommunication, if EPS network is considered as untrusted network by BBF network, BBF network also needs to access EPS network by ePDG.At user resident network, dispose home gateway (Residential Gateway, referred to as RG), dispose WiFi access point (Wireless Fidelity Access Point simultaneously, referred to as WiFi AP), wherein WiFi AP accesses BBF network by RG, and fixed-line subscriber, can pass through user resident network access fixed network on the one hand, mobile subscriber also can access user premises network on the other hand, and is implemented to adhering to of EPS network by BBF network.
The network architecture based on above-mentioned fusion, can realize mobile subscriber and by fixed network, access or access by movement, and can realize the switching between different access networks.Yet when a plurality of users access by same fixed network circuit, may cause Internet usage nervous, thereby have influence on user's business experience, therefore need to implement to receive control to the customer service accessing by fixed network circuit.As in the framework of Fig. 2, total bandwidth resources of all users that access by AP are limited, therefore can not surpass the total bandwidth of this AP line attachment.Or packet-based core networks route (EPC-routed) business of evolution or the total bandwidth of the logic that non-seamless wireless local area network (LAN) unloading (NSWO) business can not access over this user for same user.
At present, during 3GPP UE access, when the bandwidth of the fixed network circuit how to access based on it is carried out Operational Visit to UE, required resource is received and is controlled and resource distribution, also there is no at present solution.
Summary of the invention
In view of this, main purpose of the present invention is to provide the policy control method under a kind of fixedly Mobile Convergence scene, policy control while accessing to realize 3GPP UE, wherein, BAS Broadband Access Server (Broadband Remote Access Server, BRAS)/wideband network gateway (Broadband Network Gateway, BNG) obtains the qos parameter of the fixed network line attachment of this UE access; BNG carries out resource and admission control according to the qos parameter of fixed network line attachment to accessing all subscriber equipmenies of this fixed network line attachment.
To achieve these goals, the invention provides the policy control method under a kind of fixedly Mobile Convergence scene, it is characterized in that, said method comprising the steps of: fixed network gateway obtains the default quality of service qos parameter of the fixed network circuit of third generation partner program 3GPP user equipment (UE) access; And described fixed network gateway or described fixed network gateway entrust other fixed network network elements, according to the acquiescence qos parameter of the fixed network circuit of described UE access, the resource request of described UE is carried out to resource and admission control and/or resource is distributed.Further, at fixed network gateway, obtain in the step of acquiescence qos parameter of fixed network circuit of described UE access, described fixed network gateway obtains the acquiescence qos parameter of the fixed network circuit of described UE access by policy control session.
Further, the policy control session of non-seamless wireless local area network (LAN) unloading NSWO business that described policy control session is described UE or the policy control session of the fixed network circuit of described UE access.
Further, the step of acquiescence qos parameter that fixed network gateway obtains the fixed network circuit of described UE access comprises: user-subscribed database SPR provides the acquiescence qos parameter of the fixed network circuit of described UE access to "Policy and Charging Rules Function entity PCRF; And described PCRF provides the acquiescence qos parameter of the fixed network circuit of described UE access to described fixed network gateway by described policy control session.
Further, the acquiescence qos parameter of the fixed network circuit of wherein said UE access comprises the maximum bandwidth of fixed network line attachment.
Further, the step that described fixed network gateway or described fixed network gateway entrust other fixed network network elements to receive control and/or resource to distribute according to the acquiescence qos parameter of the fixed network circuit of described UE access to the resource request of described UE comprises one of the following: charging regulation function entity PCRF formulates PCC rule, and providing described PCC rule to described fixed network gateway, wherein said PCC rule comprises the QoS information of the resource request of described UE; Or described PCRF formulates PCC rule, described PCRF offers grouped data network gateway P-GW by described PCC rule, and described P-GW is included in the QoS information of the resource request of described UE in bearing modification request, to offer described fixed network gateway; Or described PCRF formulation QoS is regular and described QoS rule is offered to described fixed network gateway, wherein said QoS rule comprises the QoS of the resource request of described UE.
Further, described QoS information comprises the guarantee bandwidth of described resource request.
Further, the step that described fixed network gateway or described fixed network gateway entrust other fixed network network elements to receive control and/or resource to distribute according to the acquiescence qos parameter of the fixed network circuit of described UE access to the resource request of described UE comprises: described fixed network gateway or vicarial described other fixed network network elements judge according to the acquiescence qos parameter of the fixed network circuit of described UE access whether the guarantee bandwidth of described resource request surpasses the residual available bandwidth of fixed network line attachment, if do not surpassed, described fixed network gateway or vicarial described other fixed network network elements are that the resource request that described UE carries out Operational Visit is distributed corresponding resource, otherwise described fixed network gateway or vicarial described other fixed network network elements are refused the resource request of described UE.
Further, the step that described fixed network gateway or described fixed network gateway entrust other fixed network network elements to receive control and/or resource to distribute according to the acquiescence qos parameter of the fixed network circuit of described UE access to the resource request of described UE comprises: described fixed network gateway or vicarial described other fixed network network elements judge according to the acquiescence qos parameter of the fixed network circuit of described UE access whether the guarantee bandwidth of described resource request surpasses the residual available bandwidth of fixed network line attachment, if do not surpassed, described fixed network gateway or vicarial described other fixed network network elements are that the resource request that described UE enters is distributed corresponding resource, otherwise, described fixed network gateway or vicarial described other fixed network network elements judge according to described resource request whether described resource request can take the resource of other resource request, if of course, discharge after the resource of other resource request that can be preempted, be described resource request Resources allocation.
Further, the acquiescence qos parameter of the fixed network circuit of described UE access be described UE rank or the AP level of described UE access other.
The resource request of packet-based core networks route EPC-routed business of the evolution that further, the resource request of described UE is described UE and/or the resource request of the NSWO business of described UE.
The fixed network gateway that the present invention also provides the implementation strategy under a kind of fixedly Mobile Convergence scene to control, described fixed network gateway is configured to: the acquiescence qos parameter that obtains the fixed network circuit of third generation partner program 3GPP user equipment (UE) access; And according to the acquiescence qos parameter of the fixed network circuit of described UE access or entrust other fixed network network elements, according to the acquiescence qos parameter of the fixed network circuit of described UE access, the resource request of described UE is carried out to resource and admission control and/or resource is distributed.
Further, described fixed network gateway is also configured to: the acquiescence qos parameter that obtains the fixed network circuit of described UE access by policy control session.
Further, the policy control session of non-seamless wireless local area network (LAN) unloading NSWO business that described policy control session is described UE or the policy control session of the fixed network circuit of described UE access.
Further, the acquiescence qos parameter of described fixed network line attachment comprises the maximum bandwidth of fixed network line attachment.
Further, described fixed network gateway is also configured to: according to the acquiescence qos parameter of the fixed network circuit of described UE access, judge whether the guarantee bandwidth of described resource request surpasses the residual available bandwidth of fixed network line attachment, if do not surpassed, the resource request of carrying out Operational Visit for described UE is distributed corresponding resource; Otherwise, refuse the resource request of described UE.
Further, described fixed network gateway is also configured to: according to the acquiescence qos parameter of the fixed network circuit of described UE access, judge whether the guarantee bandwidth of described resource request surpasses the residual available bandwidth of fixed network line attachment, if do not surpassed, for the resource request of described UE is distributed corresponding resource; Otherwise, according to described resource request, judge whether described resource request can take the resource of other resource request, if can, discharge after the resource of other resource request that can be preempted, be described resource request Resources allocation.
Further, the acquiescence qos parameter of the fixed network circuit of described UE access be described UE rank or the AP level of described UE access other.
Further, the resource request of EPC-routed business that the resource request of described UE is described UE and/or the resource request of the NSWO business of described UE.
The charging regulation function entity PCRF that the present invention also provides the implementation strategy under a kind of fixedly Mobile Convergence scene to control, described PCRF is configured to: the acquiescence qos parameter that obtains the fixed network circuit of third generation partner program 3GPP user equipment (UE) access from user-subscribed database SPR; And by policy control session, to fixed network gateway, provide the acquiescence qos parameter of the fixed network circuit of described UE access.
Further, the policy control session of non-seamless wireless local area network (LAN) unloading NSWO business that described policy control session is described UE or the policy control session of the fixed network circuit of described UE access.
Further, the acquiescence qos parameter of the fixed network circuit of described UE access comprises the maximum bandwidth of fixed network line attachment.
Further, described PCRF is also configured to one of the following: formulate PCC rule, and provide described PCC rule to described fixed network gateway, wherein said PCC rule comprises the QoS information of the resource request of described UE; Or formulate PCC rule, and described PCC rule is offered to described fixed network gateway by grouped data network gateway P-GW, the QoS information of the resource request of wherein said UE is included in bearing modification request and offers described fixed network gateway by described P-GW; Or formulate QoS rule and described QoS rule is offered to described fixed network gateway, wherein said QoS rule comprises the QoS information of the resource request of described UE.
Further, described QoS information comprises the guarantee bandwidth of described resource request.
Further, the resource request of EPC-routed business that the resource request of described UE is described UE and/or the resource request of the NSWO business of described UE.
Adopt technical scheme of the present invention, in the time of can realizing 3GPP UE access, the receiving control of the bandwidth of the fixed network circuit accessing based on it and/or resource are distributed.
Accompanying drawing explanation
Fig. 1 is the structural representation that in prior art, 3GPP network and non-3GPP network are realized intercommunication;
Fig. 2 is that in prior art, UE accesses the configuration diagram of EPC by WLAN;
Flow chart when Fig. 3 is 3GPP UE access according to an embodiment of the invention;
Flow chart when Fig. 4 is 3GPP UE access according to another embodiment of the present invention;
Fig. 5 is that 3GPP UE adopts NSWO mode to carry out the flow chart of Operational Visit according to an embodiment of the invention;
Fig. 6 is that 3GPP UE adopts EPC-routed mode to carry out the flow chart of Operational Visit according to another embodiment of the present invention; And
Fig. 7 is for adopting EPC-routed mode to carry out the flow chart of Operational Visit according to the 3GPP UE of further embodiment of this invention.
Embodiment
For making the object, technical solutions and advantages of the present invention clearer, hereinafter in connection with accompanying drawing, embodiments of the invention are elaborated.It should be noted that, in the situation that not conflicting, the embodiment in the application and the feature in embodiment be combination in any mutually.
Below with the policy control method under concrete execution mode explanation fixedly Mobile Convergence scene of the present invention.
Flow chart when Fig. 3 shows according to mobile subscriber equipment access of the present invention, wherein RG is Bridge pattern.In this flow process, BNG/BRAS, by 3GPP UE NSWO business being carried out to the IP-CAN session (Gx session) of policy control, has obtained the relevant acquiescence qos parameter of line attachment of UE access.This flow process comprises following concrete steps:
Step S301:3GPP subscriber equipment is attached to fixed network, carries out the access authentication based on 3GPP.
In the process of access authentication, BNG/BRAS is by user ID, and the line attachment of the current access of UE identifies (Access Line ID) (also can claim line identification (Circuit ID)) by BBF AAA, and 3GPP AAA sends to HSS.HSS is by user-dependent acquiescence qos parameter (as UE AMBR), and the relevant acquiescence qos parameter of line attachment is (as the maximum bandwidth of line attachment, this bandwidth normally ensures bandwidth) by 3GPP AAA, BBF AAA sends to BNG (the acquiescence qos parameter that user-dependent acquiescence qos parameter is relevant with line attachment is kept in HSS);
In other embodiments, BNG/BRAS is by user ID, and the line attachment of the current access of UE sign is by after BBF AAA, and BBF AAA sends to 3GPP AAA by user ID, and then sends to HSS.HSS only returns to user-dependent acquiescence qos parameter (as UE AMBR, the maximum bandwidth of NSWO Operational Visit, QCI and ARP) to 3GPP AAA, 3GPP AAA sends to BBF AAA again, and BBF AAA sends to BNG/BRAS (line attachment relevant default qos parameter is to be kept in BBF AAA) here by user-dependent acquiescence qos parameter and line attachment relevant default qos parameter.
Step S302:BNG/BRAS is that UE distributes local ip address;
Step S303:BNG/BRAS sends the indication of IP-CAN session establishment to PCRF, carry user ID, UE local ip address, PDN sign 1 (is NSWO-APN (Non-Seamless WLANOffload-Access Point Name), NSWO configures in BNG), (session of setting up of this message request is Gx session for the line attachment of the current access of UE sign, user-dependent acquiescence qos parameter and line attachment relevant default qos parameter, be expressed as Gx session 1, Gx session 1 is also a kind of policy control session);
Step S304:PCRF sends message to SPR, and request subscription data, carries user ID in the message of transmission, PDN sign 1, and line attachment sign;
Step S305:SPR returns to acknowledge message to PCRF, carries this user's relevant subscription data and line attachment signing (the signing line attachment relevant default qos parameter that comprises of line attachment) in acknowledge message;
Line attachment relevant default qos parameter in this step may be identical with the line attachment relevant default qos parameter in step S301, S303, also may be different.Because be signing in HSS or 3GPP AAA in step S301, S303, and be signing in SPR in this step, so subscription data may be different, line attachment relevant default qos parameter also may be different.But finally all with the line attachment relevant default qos parameter of (contracting in SPR) in this step, be as the criterion
Step S306:PCRF is that NSWO formulates corresponding strategies according to subscription data, simultaneously also for line attachment is generated strategy, PCRF returns and is included as corresponding strategies that NSWO formulates and is the tactful IP-CAN session establishment acknowledge message of line attachment formulation to BNG, (line attachment relevant default qos parameter at least comprises the maximum bandwidth of this line attachment to carry user-dependent acquiescence qos parameter that PCRF authorizes and line attachment relevant default qos parameter, also may comprise QCI, the parameters such as ARP), the QoS that wherein PCRF issues is the QoS that PCRF authorizes, and PCRF authorization decision is signing based on SPR's,
Step S307: fixed network is carried out the strategy that PCRF issues, if needed, BNG/BRAS carries out or entrusts other fixed network network elements to carry out receiving control and/or the resource distribution of resource;
Step S308:UE carries out the flow process of access 3GPP block core evolution (Evolved Packet Core, EPC), sets up PDN and connects;
Step S309:P-GW sends IP to PCRF and is communicated with access network (IP Connectivity Access Network, IP-CAN) session establishment Indication message, carry user ID, PDN sign 2, UE local ip address, (session of this message request foundation is Gx session in UE EPC IP address, be expressed as Gx session 2), wherein PDN sign 2 is that UE offers network, or when UE access network authenticates, SPR can issue the PDN sign of acquiescence;
In this step, the PCRF that P-GW and BNG select can be same PCRF, can be also different PCRF addresses.UE EPC IP is distributed by P-GW address.
Step S310:PCRF sends message to SPR, and request subscription data, carries user ID, PDN sign 2;
The subscription data of asking in this step is different from the subscription data of asking in step S304, and this is because PDN sign is different, so subscription data is also different conventionally
Step S311:SPR returns to acknowledge message to PCRF, carries user contracting data in message;
Step S312:PCRF returns to acknowledge message to P-GW, carries the default policy of the PDN connection of setting up in step S308 in message;
Step S313:PCRF sends to BNG/BRAS the gateway control session foundation request that PCRF triggers, and carries the local ip address of user ID, UE;
Step S314:BNG/BRAS initiates gateway control session to PCRF and sets up request message, carries user ID, the local ip address of UE (session of this request message foundation is called gateway control session);
Step S315:PCRF carries out gateway control session and the IP-CAN session (being Gx session 2) of EPC-routed associated, and PCRF returns to acknowledge message to BNG;
Step S316: fixed network implementation strategy, BNG/BRAS carries out associated by this gateway control session with fixed network line attachment according to UE local ip address.
By above-mentioned flow process, at BNG/BRAS, confirm after 3GPP UE access fixed network authentication success, BNG/BRAS is by carrying out the IP-CAN session (Gx session 1) of policy control to 3GPP UE NSWO business, obtained the relevant acquiescence qos parameter (maximum bandwidth that at least comprises this line attachment) of line attachment of UE access, and the gateway control session of the IP-CAN session of NSWO (Gx session 1), EPC-Routed business has been associated with to the line attachment of the current access of UE.Wherein fixed network line attachment can be UE level other, also AP level other.If UE level other, the fixed network logic of line attachment sign unique identification 3GPP UE access so, HSS or BBF AAA issue line attachment qos parameter when 3GPP UE accesses by fixed network; If AP rank, line attachment identifies the fixed network logic of this AP of unique identification so, now HSS or BBF AAA can issue the qos parameter that line attachment is relevant when first 3GPP UE accesses this WLAN AP, and bandwidth is that the 3GPP UE of all these AP of access shares.
Flow chart when Fig. 4 shows according to mobile subscriber equipment access of the present invention, wherein RG is Bridge pattern.In this flow process, BNG/BRAS, by the special policy control session of setting up, has obtained the relevant acquiescence qos parameter of line attachment of UE access.This flow process comprises following concrete steps:
Step S401: with step 301;
Step S402:BNG/BRAS sends the indication of IP-CAN session establishment to PCRF, (session of setting up of this message request is Gx session to carry the line attachment sign of user ID, the current access of UE and line attachment relevant default qos parameter, be expressed as Gx session 1, Gx session 1 is also a kind of policy control session);
Step S403:PCRF sends message to SPR, and request subscription data carries user ID and/or line attachment sign in the message of transmission;
Step S404:SPR returns to acknowledge message to PCRF, carries line attachment signing in acknowledge message;
Step S405:PCRF is that line attachment is generated strategy according to subscription data, PCRF returns to IP-CAN session establishment acknowledge message to BNG, (line attachment relevant default qos parameter at least comprises the maximum bandwidth of this line attachment to carry the line attachment relevant default qos parameter that PCRF authorizes, also may comprise the parameters such as QCI, ARP), fixed network is carried out the strategy issuing, if needed, BNG/BRAS carries out or entrusts other fixed network network elements to carry out receiving control and/or the resource distribution of resource;
Step S406:BNG/BRAS is that UE distributes local ip address;
Step S407:BNG/BRAS sends the indication of IP-CAN session establishment to PCRF, carry user ID, UE local ip address, PDN sign 1 (being NSWO-APN), user-dependent acquiescence qos parameter (session of this message request foundation is Gx session, is expressed as Gx session 2);
Step S408:PCRF sends message to SPR, and request subscription data, carries user ID in the message of transmission, PDN sign 1;
Step S409:SPR returns to acknowledge message to PCRF, carries this user's relevant subscription data in acknowledge message;
Step S410:PCRF is that NSWO formulates corresponding strategies according to subscription data, and PCRF returns to IP-CAN session establishment acknowledge message to BNG/BRAS, carries the user-dependent acquiescence qos parameter that PCRF authorizes;
Step S411: fixed network is carried out the strategy that PCRF issues, as needs, BNG/BRAS carries out or entrusts other fixed network network elements to carry out receiving control and/or the resource distribution of resource;
Step S412:UE carries out the flow process of access 3GPP EPC, sets up PDN and connects;
Step S413:P-GW sends IP-CAN session establishment Indication message to PCRF, carries user ID, PDN sign 2, UE local ip address, UE EPC IP address (session of this request message requests foundation is Gx session, is expressed as Gx session 3);
In this step, the PCRF that P-GW and BNG/BRAS select can be same PCRF, can be also different PCRF addresses.UE EPC IP is distributed by P-GW address.
Step S414:PCRF sends message to SPR, and request subscription data, carries user ID, PDN sign 2;
Step S415:SPR returns to acknowledge message to PCRF, carries user contracting data in message;
Step S416:PCRF returns to acknowledge message to P-GW, carries the default policy of the PDN connection of setting up in step S412 in message;
Step S417:PCRF sends to BNG/BRAS the gateway control session foundation request that PCRF triggers, and carries the local ip address of user ID, UE;
Step S418:BNG/BRAS initiates gateway control session to PCRF and sets up request message, carries user ID, the local ip address of UE (session of this request message foundation is called gateway control session);
Step S419:PCRF carries out gateway control session and IP-CAN session (being Gx session 3) associated, and PCRF returns to acknowledge message to BNG.
Step S420: fixed network implementation strategy, BNG/BRAS carries out associated by this gateway control session with fixed network line attachment according to UE local ip address.
By above-mentioned flow process, at BNG/BRAS, confirm after 3GPP UE access fixed network authentication success, BNG/BRAS is by special policy control session (Gx session 1), it is the policy control session of the fixed network circuit of UE access, obtained the relevant acquiescence qos parameter (maximum bandwidth that at least comprises this line attachment) of line attachment of UE access, and the gateway control session of the IP-CAN session of NSWO, EPC-Routed business has been associated with to the line attachment of the current access of UE.Wherein fixed network line attachment can be UE level other, also AP level other.If UE level other, the fixed network logic of line attachment sign unique identification 3GPP UE access so, HSS or BBF AAA issue line attachment qos parameter when 3GPP UE accesses by fixed network; If AP rank, line attachment identifies the fixed network logic of this AP of unique identification so, now HSS or BBF AAA can issue the qos parameter that line attachment is relevant when first 3GPP UE accesses this WLAN AP, and bandwidth is that the 3GPP UE of all these AP of access shares.
According to Fig. 3 and policy control method embodiment illustrated in fig. 4, under fixing Mobile Convergence scene, fixed network gateway is after confirming 3GPP UE access fixed network authentication success, obtain the default quality of service qos parameter of the fixed network circuit of this UE access, then fixed network gateway or fixed network gateway entrust other fixed network network elements, according to the acquiescence qos parameter of the fixed network circuit of UE access, the resource request of UE is carried out to resource and admission control and/or resource distribution.
Fig. 5, Fig. 6, Fig. 7 adopt NSWO/EPC-routed mode to carry out in the situation of Operational Visit after showing respectively UE access network, BNG/BRAS is (being PCC rule and/or QoS rule) from the strategy of PCRF acquisition traffic aided, and receiving control and/or resource that BNG/BRAS carries out resource according to the qos parameter of the fixed network line attachment obtaining in Fig. 3 or Fig. 4 flow process are distributed.
When Fig. 5 illustrates and adopts NSWO mode to carry out Operational Visit after UE access network, BNG/BRAS carries out to receive and controls and/or flow chart that resource is distributed.This flow process comprises following concrete steps:
Step S501:UE adopts NSWO mode to carry out Operational Visit, and PCRF receives the application message from business measuring ability (Traffic Detection Function, TDF), or from the business information of AF;
Step S502:PCRF formulates PCC strategy according to user signing contract information and application message or business information and (comprises policy control and charging (Policy Control and Charging, PCC) rule), the QoS information that PCC rule comprises is that when UE accesses this business, to need network be the resource of its distribution, and this user signing contract information is by SPR, to offer PCRF's in the flow process of Fig. 3 or Fig. 4;
Step S503:PCRF provides PCC rule request resource to distribute to BNG/BRAS, this rule comprises qos parameter: QoS class letter (QoS Class Identifier, QCI), distribute reserved preferential (Allocation and Retention Priority, ARP), guarantee bit rate (Guaranteed Bit Rate, GBR), maximal rate (Maximum Bit Rate, MBR), wherein GBR is the guarantee bandwidth of this PCC rule request;
Step S504: fixed network is carried out the specific flow process of fixed network, BNG/BRAS carries out receiving control and/or resource is distributed or BNG/BRAS entrusts other fixed network network elements execution to receive control and/or resource distribution, whether total guarantee bandwidth that BNG/BRAS or other fixed network network elements have been asked according to the maximum bandwidth judgement of the line attachment obtaining in Fig. 3 or Fig. 4 flow process (being bandwidth (GBR) sum of having distributed before fixed network with this request) has surpassed the maximum bandwidth of this line attachment, i.e. whether judgement this time guarantee bandwidth of request has surpassed the residual available bandwidth of fixed network line attachment.If do not surpass, fixed network is the corresponding resource of this request distribution.If surpassed, refuse resource request.
In other embodiments, if BNG/BRAS or total bandwidth of being entrusted the judgement of other fixed network network elements to ask have surpassed the maximum bandwidth of fixed network circuit, BNG will judge according to QCI, ARP etc. whether this resource request can seize the resource of other resource request.If of course, discharge after the resource of other resource request that can be preempted, be this request Resources allocation.
Step S505:BNG/BRAS returns to acknowledge message to PCRF, comprises resource and admission and/or resource allocation result.
When Fig. 6 illustrates and adopts EPC-routed mode to carry out Operational Visit after UE access network, BNG/BRAS carries out to receive and controls and/or flow chart that resource is distributed.Wherein between BNG/BRAS and P-GW, adopt GTP (General Tunnel Protocol) agreement.This flow process comprises following concrete steps:
Step S601:UE adopts EPC-routed mode to carry out Operational Visit, and PCRF receives the application message from TDF, or from the business information of AF;
Step S602:PCRF is according to user signing contract information and application message or business information formulation PCC strategy (comprising PCC rule).QoS information in PCC rule is that when UE accesses this business, to need network be the resource of its distribution;
Step S603:PCRF provides PCC rule to P-GW, and this rule comprises qos parameter (QCI, ARP, GBR, MBR), and wherein GBR is the guarantee bandwidth of this PCC rule request;
Step S604:P-GW sends bearing modification request to BNG/BRAS, carry above-mentioned qos parameter information, comprise QCI, ARP, GBR, MBR, wherein P-GW extracts qos parameter from the PCC rule receiving, and this qos parameter is included in bearing modification request.
Step S605: fixed network is carried out the specific flow process of fixed network, BNG/BRAS carries out or entrusts other fixed network network elements to carry out and receive control and/or resource to distribute, whether total guarantee bandwidth that fixed network has been asked according to the maximum bandwidth judgement that obtains line attachment in Fig. 3 or Fig. 4 flow process (being the bandwidth sum of having distributed before fixed network with this request) has surpassed the maximum bandwidth of this line attachment, i.e. whether judgement this time guarantee bandwidth of request has surpassed the residual available bandwidth of fixed network line attachment.If do not surpass, fixed network is the corresponding resource of this request distribution.If surpassed, refuse resource request.
In other embodiments, if total bandwidth that BNG/BRAS or vicarial other fixed network network element judgements have been asked has surpassed the maximum bandwidth of fixed network circuit, BNG will judge according to QCI, ARP etc. whether this resource request can seize the resource of other resource request.If of course, discharge after the resource of other resource request that can be preempted, be this request Resources allocation.
Step S606:BNG/BRAS returns to bearing modification request message to P-GW, carries resource and admission result;
Step S607:P-GW returns to acknowledge message to PCRF, comprising PCC execution result, is resource and admission result.
When Fig. 7 illustrates and adopts EPC-routed mode to carry out Operational Visit after UE access network, BNG/BRAS carries out to receive and controls and/or flow chart that resource is distributed.This flow process comprises following concrete steps:
Step S701:UE adopts EPC-routed mode to carry out Operational Visit.PCRF receives the application message from TDF, or from the business information of AF;
Step S702:PCRF is according to user signing contract information and application message or business information formulation PCC strategy (comprising PCC rule), PCRF is further according to this PCC Rulemaking QoS rule, QoS rule comprises the qos parameter identical with PCC rule, and the QoS information in PCC rule and QoS rule is that when UE accesses this business, to need network be the resource of its distribution;
Step S703:PCRF gives information to BNG/BRAS transmission gateway control and QoS rule, carries QoS rule, comprises QCI, ARP, GBR, MBR.
Step S704: fixed network is carried out the specific flow process of fixed network, BNG/BRAS carries out or entrusts other fixed network network elements to carry out and receive control and/or resource to distribute, whether total guarantee bandwidth that fixed network has been asked according to the maximum bandwidth judgement that obtains line attachment in Fig. 3 or Fig. 4 flow process has surpassed the maximum bandwidth of this line attachment, and whether the guarantee bandwidth that judgement is this time asked has surpassed the residual available bandwidth of fixed network line attachment.If do not surpass, fixed network is the corresponding resource of this request distribution.If surpassed, refuse resource request.
In other embodiments, if total bandwidth that BNG/BRAS or vicarial other fixed network network element judgements have been asked has surpassed the maximum bandwidth of fixed network circuit, BNG will judge according to QCI, ARP etc. whether this resource request can seize the resource of other resource request.If of course, discharge after the resource of other resource request that are preempted, be the resource that now request distributes.
Step S705:BNG/BRAS returns to acknowledge message to PCRF, carries resource and admission and/or resource allocation result;
Step S706: if the resource and admission returning and/or resource are allocated successfully, PCRF provides PCC rule to P-GW;
Step S607:P-GW returns to confirmation result to PCRF.
The fixed network gateway that the present invention also provides the implementation strategy under a kind of fixedly Mobile Convergence scene to control, described fixed network gateway is configured to: the acquiescence qos parameter that obtains the fixed network circuit of third generation partner program 3GPP user equipment (UE) access; And according to the acquiescence qos parameter of the fixed network circuit of described UE access or entrust other fixed network network elements, according to the acquiescence qos parameter of the fixed network circuit of described UE access, the resource request of described UE is carried out to resource and admission control and/or resource is distributed.
Further, described fixed network gateway is also configured to: the acquiescence qos parameter that obtains the fixed network circuit of described UE access by policy control session.
Further, the policy control session of non-seamless wireless local area network (LAN) unloading NSWO business that described policy control session is described UE or the policy control session of the fixed network circuit of described UE access.
Further, the acquiescence qos parameter of described fixed network line attachment comprises the maximum bandwidth of fixed network line attachment.
Further, described fixed network gateway is also configured to: according to the acquiescence qos parameter of the fixed network circuit of described UE access, judge whether the guarantee bandwidth of described resource request surpasses the residual available bandwidth of fixed network line attachment, if do not surpassed, the resource request of carrying out Operational Visit for described UE is distributed corresponding resource; Otherwise, refuse the resource request of described UE.
Further, described fixed network gateway is also configured to: according to the acquiescence qos parameter of the fixed network circuit of described UE access, judge whether the guarantee bandwidth of described resource request surpasses the residual available bandwidth of fixed network line attachment, if do not surpassed, for the resource request of described UE is distributed corresponding resource; Otherwise, according to described resource request, judge whether described resource request can take the resource of other resource request, if can, discharge after the resource of other resource request that can be preempted, be described resource request Resources allocation.
Further, the acquiescence qos parameter of the fixed network circuit of described UE access be described UE rank or the AP level of described UE access other.
Further, the resource request of EPC-routed business that the resource request of described UE is described UE and/or the resource request of the NSWO business of described UE.
The charging regulation function entity PCRF that the present invention also provides the implementation strategy under a kind of fixedly Mobile Convergence scene to control, described PCRF is configured to: the acquiescence qos parameter that obtains the fixed network circuit of third generation partner program 3GPP user equipment (UE) access from user-subscribed database SPR; And by policy control session, to fixed network gateway, provide the acquiescence qos parameter of the fixed network circuit of described UE access.
Further, the policy control session of non-seamless wireless local area network (LAN) unloading NSWO business that described policy control session is described UE or the policy control session of the fixed network circuit of described UE access.
Further, the acquiescence qos parameter of the fixed network circuit of described UE access comprises the maximum bandwidth of fixed network line attachment.
Further, described PCRF is also configured to one of the following: formulate PCC rule, and provide described PCC rule to described fixed network gateway, wherein said PCC rule comprises the QoS information of the resource request of described UE; Or formulate PCC rule, and described PCC rule is offered to described fixed network gateway by grouped data network gateway P-GW, the QoS information of the resource request of wherein said UE is included in bearing modification request and offers described fixed network gateway by described P-GW; Or formulate QoS rule and described QoS rule is offered to described fixed network gateway, wherein said QoS rule comprises the QoS information of the resource request of described UE.
Further, described QoS information comprises the guarantee bandwidth of described resource request.
Further, the resource request of EPC-routed business that the resource request of described UE is described UE and/or the resource request of the NSWO business of described UE.
One of ordinary skill in the art will appreciate that all or part of step in said method can come instruction related hardware to complete by program, said procedure can be stored in computer-readable recording medium, as read-only memory, disk or CD etc.Alternatively, all or part of step of above-described embodiment also can realize with one or more integrated circuits.Correspondingly, each the module/unit in above-described embodiment can adopt the form of hardware to realize, and also can adopt the form of software function module to realize.The present invention is not restricted to the combination of the hardware and software of any particular form.
Above embodiment is only unrestricted in order to technical scheme of the present invention to be described, only with reference to preferred embodiment, the present invention is had been described in detail.Those of ordinary skill in the art should be appreciated that and can modify or be equal to replacement technical scheme of the present invention, and do not depart from the spirit and scope of technical solution of the present invention, all should be encompassed in the middle of claim scope of the present invention.
Claims (25)
1. the fixing policy control method under Mobile Convergence scene, is characterized in that, said method comprising the steps of:
Fixed network gateway obtains the default quality of service qos parameter of the fixed network circuit of third generation partner program 3GPP user equipment (UE) access; And
Described fixed network gateway or described fixed network gateway entrust other fixed network network elements, according to the acquiescence qos parameter of the fixed network circuit of described UE access, the resource request of described UE is carried out to resource and admission control and/or resource is distributed.
2. the method for claim 1, is characterized in that, at fixed network gateway, obtains in the step of acquiescence qos parameter of fixed network circuit of described UE access, and described fixed network gateway obtains the acquiescence qos parameter of the fixed network circuit of described UE access by policy control session.
3. method as claimed in claim 2, is characterized in that, the policy control session of non-seamless wireless local area network (LAN) unloading NSWO business that described policy control session is described UE or the policy control session of the fixed network circuit of described UE access.
4. method as claimed in claim 2, is characterized in that, the step of acquiescence qos parameter that fixed network gateway obtains the fixed network circuit of described UE access comprises:
User-subscribed database SPR provides the acquiescence qos parameter of the fixed network circuit of described UE access to "Policy and Charging Rules Function entity PCRF; And
Described PCRF provides the acquiescence qos parameter of the fixed network circuit of described UE access to described fixed network gateway by described policy control session.
5. method as claimed in claim 4, is characterized in that, the acquiescence qos parameter of the fixed network circuit of wherein said UE access comprises the maximum bandwidth of fixed network line attachment.
6. the method for claim 1, it is characterized in that, the step that described fixed network gateway or described fixed network gateway entrust other fixed network network elements to receive control and/or resource to distribute according to the acquiescence qos parameter of the fixed network circuit of described UE access to the resource request of described UE comprises one of the following:
Charging regulation function entity PCRF formulates PCC rule, and provides described PCC rule to described fixed network gateway, and wherein said PCC rule comprises the QoS information of the resource request of described UE; Or
Described PCRF formulates PCC rule, and described PCRF offers grouped data network gateway P-GW by described PCC rule, and described P-GW is included in the QoS information of the resource request of described UE in bearing modification request, to offer described fixed network gateway; Or
Described PCRF formulates QoS rule and described QoS rule is offered to described fixed network gateway, and wherein said QoS rule comprises the QoS of the resource request of described UE.
7. method as claimed in claim 6, is characterized in that, described QoS information comprises the guarantee bandwidth of described resource request.
8. the method for claim 1, it is characterized in that, the step that described fixed network gateway or described fixed network gateway entrust other fixed network network elements to receive control and/or resource to distribute according to the acquiescence qos parameter of the fixed network circuit of described UE access to the resource request of described UE comprises:
Described fixed network gateway or vicarial described other fixed network network elements judge according to the acquiescence qos parameter of the fixed network circuit of described UE access whether the guarantee bandwidth of described resource request surpasses the residual available bandwidth of fixed network line attachment, if do not surpassed, described fixed network gateway or vicarial described other fixed network network elements are that the resource request that described UE carries out Operational Visit is distributed corresponding resource; Otherwise described fixed network gateway or vicarial described other fixed network network elements are refused the resource request of described UE.
9. the method for claim 1, it is characterized in that, the step that described fixed network gateway or described fixed network gateway entrust other fixed network network elements to receive control and/or resource to distribute according to the acquiescence qos parameter of the fixed network circuit of described UE access to the resource request of described UE comprises:
Described fixed network gateway or vicarial described other fixed network network elements judge according to the acquiescence qos parameter of the fixed network circuit of described UE access whether the guarantee bandwidth of described resource request surpasses the residual available bandwidth of fixed network line attachment, if do not surpassed, described fixed network gateway or vicarial described other fixed network network elements are that the resource request that described UE enters is distributed corresponding resource; Otherwise, described fixed network gateway or vicarial described other fixed network network elements judge according to described resource request whether described resource request can take the resource of other resource request, if of course, discharge after the resource of other resource request that can be preempted, be described resource request Resources allocation.
10. the method for claim 1, is characterized in that, the acquiescence qos parameter of the fixed network circuit of described UE access be described UE rank or the AP level of described UE access other.
11. the method for claim 1, is characterized in that, the resource request of packet-based core networks route EPC-routed business of the evolution that the resource request of described UE is described UE and/or the resource request of the NSWO business of described UE.
12. 1 kinds of fixed network gateways that fixedly implementation strategy under Mobile Convergence scene is controlled, described fixed network gateway is configured to:
Obtain the acquiescence qos parameter of the fixed network circuit of third generation partner program 3GPP user equipment (UE) access; And
According to the acquiescence qos parameter of the fixed network circuit of described UE access or entrust other fixed network network elements, according to the acquiescence qos parameter of the fixed network circuit of described UE access, the resource request of described UE is carried out to resource and admission control and/or resource is distributed.
13. fixed network gateways as claimed in claim 12, is characterized in that, described fixed network gateway is also configured to: the acquiescence qos parameter that obtains the fixed network circuit of described UE access by policy control session.
14. fixed network gateways as claimed in claim 13, is characterized in that, the policy control session of non-seamless wireless local area network (LAN) unloading NSWO business that described policy control session is described UE or the policy control session of the fixed network circuit of described UE access.
15. fixed network gateways as claimed in claim 12, is characterized in that, the acquiescence qos parameter of described fixed network line attachment comprises the maximum bandwidth of fixed network line attachment.
16. fixed network gateways as claimed in claim 12, it is characterized in that, described fixed network gateway is also configured to: according to the acquiescence qos parameter of the fixed network circuit of described UE access, judge whether the guarantee bandwidth of described resource request surpasses the residual available bandwidth of fixed network line attachment, if do not surpassed, the resource request of carrying out Operational Visit for described UE is distributed corresponding resource; Otherwise, refuse the resource request of described UE.
17. fixed network gateways as claimed in claim 12, it is characterized in that, described fixed network gateway is also configured to: according to the acquiescence qos parameter of the fixed network circuit of described UE access, judge whether the guarantee bandwidth of described resource request surpasses the residual available bandwidth of fixed network line attachment, if do not surpassed, for the resource request of described UE is distributed corresponding resource; Otherwise, according to described resource request, judge whether described resource request can take the resource of other resource request, if can, discharge after the resource of other resource request that can be preempted, be described resource request Resources allocation.
18. fixed network gateways as claimed in claim 12, is characterized in that, the acquiescence qos parameter of the fixed network circuit of described UE access be described UE rank or the AP level of described UE access other.
19. fixed network gateways according to claim 12, is characterized in that, the resource request of the resource request of the EPC-routed business that the resource request of described UE is described UE and/or the NSWO business of described UE.
20. 1 kinds of charging regulation function entity PCRF that fixedly implementation strategy under Mobile Convergence scene is controlled, described PCRF is configured to:
From user-subscribed database SPR, obtain the acquiescence qos parameter of the fixed network circuit of third generation partner program 3GPP user equipment (UE) access; And
The acquiescence qos parameter of the fixed network circuit of described UE access is provided to fixed network gateway by policy control session.
21. charging regulation function entities as claimed in claim 20, is characterized in that, the policy control session of non-seamless wireless local area network (LAN) unloading NSWO business that described policy control session is described UE or the policy control session of the fixed network circuit of described UE access.
22. charging regulation function entities as claimed in claim 20, is characterized in that, the acquiescence qos parameter of the fixed network circuit of described UE access comprises the maximum bandwidth of fixed network line attachment.
23. charging regulation function entities as claimed in claim 20, is characterized in that, described PCRF is also configured to one of the following:
Formulate PCC rule, and provide described PCC rule to described fixed network gateway, wherein said PCC rule comprises the QoS information of the resource request of described UE; Or
Formulate PCC rule, and described PCC rule is offered to described fixed network gateway by grouped data network gateway P-GW, the QoS information of the resource request of wherein said UE is included in bearing modification request and offers described fixed network gateway by described P-GW; Or
Formulate QoS rule and described QoS rule is offered to described fixed network gateway, wherein said QoS rule comprises the QoS information of the resource request of described UE.
24. charging regulation function entities as claimed in claim 23, is characterized in that, described QoS information comprises the guarantee bandwidth of described resource request.
25. charging regulation function entities according to claim 23, is characterized in that, the resource request of the resource request of the EPC-routed business that the resource request of described UE is described UE and/or the NSWO business of described UE.
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