CN103781048B

CN103781048B - The addressing method and equipment of strategy and charging control entity

Info

Publication number: CN103781048B
Application number: CN201210401373.0A
Authority: CN
Inventors: 周燕飞
Original assignee: China Academy of Telecommunications Technology CATT
Current assignee: China Academy of Telecommunications Technology CATT; Datang Mobile Communications Equipment Co Ltd
Priority date: 2012-10-19
Filing date: 2012-10-19
Publication date: 2017-12-22
Anticipated expiration: 2032-10-19
Also published as: CN103781048A

Abstract

The embodiment of the invention discloses a kind of strategy and the addressing method and equipment of charging control entity, it is related to wireless communication field, for solving the problems, such as how the tactful and charging control entity PCRF of fixed broadband access network and terminal UE under evolution block core net EPC fusion architectures is addressed to home gateway RG PCRF.In the present invention, RG identification information is sent to UE PCRF by gateway device, and UE PCRF is addressed to the PCRF of the RG, and the connection established between the PCRF of the RG according to the identification information of the RG.It can be seen that how the PCRF that this programme solves the problems, such as UE is addressed to RG PCRF.

Description

The addressing method and equipment of strategy and charging control entity

Technical field

The present invention relates to wireless communication field, more particularly to the addressing method of a kind of strategy and charging control entity and set It is standby.

Background technology

The broadband access of third generation partner program (3rd Generation Partnership Project, 3GPP) The network interconnection (Broadband Access Network Interworking, BBAI) subject under discussion research 3GPP system and fixed width Band network interconnection technology, in this context, 3GPP user equipment (User Equipment, UE) can be connect by fixed broadband Enter network access carrier core net, the direct access service network (such as Internet) of fixed broadband network can also be passed through.

The stage of version (Release, R) 11, WLAN (the Wireless Local that UE passes through fixed broadband network Area Network, WLAN) a kind of framework of core net is linked into as shown in figure 1, wherein, wideband network gateway (Broadband Network Gateway, BNG) it is fixed broadband network gateway, there is provided the function such as the address of fixed broadband network is distributed, route； Home gateway (Residential Gateway, RG) is that 3GPP UE or fixed equipment provide access；Broadband policy control function (Broadband Policy Control Function, BPCF) is the policy control functions entity in fixed broadband network, with Strategy and charging control entity (Policy and Charging Control Function, PCRF) interaction in core net obtain The policy information that core net issues is obtained, is communicated between BPCF and PCRF by S9a interfaces.Grouped data network gateway (Packet Data Network, PDN GW) is the data gateway in core net, has the functions such as address distribution；EPDG is to drill The packet data gateway (evolved Packet Data Gateway) entered；HSS is home signature user server (Home Subscriber Server)；BBF is Broadband Forum (BroadBand Forum), and BBF is a kind of fixed broadband access network； BRAS is Broadband Remote Access Server (Broadband Remote Access Server)；BBF AAA (Authentication, Authorization, Accounting) Proxy is the authentication, authorization, accounting generation in BBF networks Reason；3GPP AAAServer are the AAA server in EPC.

As shown in figure 1, terminal can be established IP with PGW and be connected by RG, BNG core network access, subsequent PGW will be with PCRF establishes IP connections access network (IP Connectivity Access Network, IP-CAN) session.According to existing skill Art, in order to realize policy control of the core net to fixed broadband network resource, the PCRF is also by the gateway between foundation and BPCF Session (GW Control Session) is controlled, for transmission policy information.PCRF will be that each UE establishes one on S9a interfaces Individual gateway control session.

Except shown in Fig. 1, terminal can also with non-seamless WLAN shunt (Non-Seamless WLAN Offload, NSWO) mode is directly accessed business network by fixed broadband network, and without core net.The framework is as shown in Figure 2.Scheming In framework shown in 2, PCRF is stilled need to carry out policy control for the NSWO connections of terminal, and now, BPCF will be built on S9a interfaces Vertical IP-CAN sessions, UE international mobile subscriber identitys (the International Mobile that BPCF passes through acquisition Subscriber Identity, IMSI) and NSWO- Access Point Names (Access Point Name, APN) find PCRF.AF (Application Function) is Application Function.

The data connection that 3GPP UE can establish core net simultaneously connects with NSWO, and the PCRF of the two connections may Difference, therefore, BPCF may receive policy information from two PCRF respectively.

In the R12 stages, with the evolution of framework, PCRF can be interacted directly with the IP Edge in fixed broadband network Without BPCF transfers, now, communicated between PCRF and IP Edge by Gxd interfaces.Above-mentioned framework as shown in figure 3, Wherein, IP Edge are wideband network gateways, can be BNG or BRAS.It is solid without embodying that Fig. 3 only provides policy control interface Determine the interface between broadband network and core net.Specifically, when fixed broadband network is as trustable network, between core net Interface can be S2a interfaces or credible (trusted) S2c interfaces；When fixed broadband network is as unreliable network, with core Interface between heart net can be S2b interfaces or insincere (untrusted) S2c interfaces.AN is access network (Access Network), DSLAM is digital subscriber line access multiplex (Digital Subscriber Line Access Multiplexer), ONT is optical network device (Optical network terminal), and SPR is contracted user's database (Subscription Profile Repository), UDR are user data database (User Data Repository), OFCS is off-line accounting system (Offline Charging System), and OCS is Online Charging System (Online Charging System), TDF (Traffic Detection Function) is flow detection function entity.

R12 stages terminal can also have IP core network connection to be connected with NSWO simultaneously, and equally, the PCRF of core net is required for Policy control is carried out for above-mentioned connection, namely, it is necessary to is interacted with IP Edge by Gxd interfaces.

In addition to IP-CAN sessions or GW Control Session are established for each UE, the R12 stages can also be that fixation connects Enter session (fixed access session) and establish IP-CAN sessions, such as when RG is accessed, IP Edge are RG in Gxd interfaces On establish an IP-CAN session, PCRF provides the related policy informations of the RG by the session for IP Edge.Connect by the RG Enter network 3GPP UE or fixed equipment can use above-mentioned RG fixed access session, therefore, 3GPP UE or The access of fixed equipment and leaving may be influenceed to the strategy of the fixed access session.Due to RG PCRF and 3GPP UE PCRF can be differed, therefore in order to realize the policy control consistent to fixed broadband network resource coordination, there is two at present Kind mechanism：

First, PCRF directly interact with IP Edge.That is, RG PCRF and 3GPP UE PCRF is each individually and IP Edge is interacted, and is integrated multiple PCRF strategies sent by IP Edge, is drawn last strategy and is performed, such as Fig. 4 a institutes Show.

Interaction between second, PCRF.That is, 3GPP UE one or more PCRF and RG PCRF is interacted, by RG PCRF carries out tactful integration, the strategy after integration then is sent into IP Edge, as shown in Figure 4 b.

In the prior art, when gateway establishes the session between PCRF, identified by UE, UE IP address and PDN mark Find PCRF.Usually, gateway finds PCRF by diameter route agent (Diameter Routing Agent, DRA).DRA In can be identified according to UE, UE IP address and PDN mark determine suitable PCRF, it is determined that after with will preserving UE marks, UE IP Mapping relations between location and PDN marks and selected PCRF IP address.

Prior art, which only defines, accesses PCRF (Visited PCRF, VPCRF) discoveries and searching local under roaming scence PCRF (Home PCRF, HPCRF) mechanism, and in R12 BBAI scenes, under non-roaming scene, it is also possible to need Communication between PCRF, as UE PCRF needs the PCRF with RG to interact.At this time, it may be necessary to UE PCRF is actively discovered and sought Location RG PCRF, and prior art does not provide this mechanism.

The content of the invention

The embodiment of the present invention provides a kind of addressing method and equipment of strategy and charging control entity, for solving fixed width The problem of how PCRF with UE under access network and evolution block core net fusion architecture is addressed to RG PCRF.

A kind of fixed broadband access network and the method for sending information under evolution block core net EPC fusion architectures, the party Method includes：

Gateway device obtains home gateway RG that terminal is connected to, being accessed positioned at fixed broadband in network mark letter Breath；

The identification information of the RG is sent to the strategy and charging control entity PCRF of terminal by gateway device.

A kind of fixed broadband access network and the PCRF addressing methods under evolution block core net EPC fusion architectures, the party Method includes：

The strategy and charging control entity PCRF of terminal receive it is that the terminal that gateway device is sent is connected to, positioned at solid Determine the identification information of the home gateway RG in broadband access network；

The PCRF of terminal is addressed to the PCRF of the RG according to the identification information of the RG, and establishes the PCRF with the RG Between connection.

A kind of gateway device, the gateway device include：

Acquiring unit, for obtaining home gateway RG's that terminal is connected to, being accessed positioned at fixed broadband in network Identification information；

Transmitting element, for the identification information of the RG to be sent to the strategy and charging control entity PCRF of terminal.

A kind of strategy and charging control entity PCRF, the PCRF include：

Receiving unit, for receive gateway device transmission terminal be connected to, positioned at fixed broadband access network in Home gateway RG identification information；

Unit is addressed, for being addressed to the PCRF of the RG according to the identification information of the RG；

Unit is established, for establishing the connection between the PCRF of the RG.

In scheme provided in an embodiment of the present invention, the identification information for the RG that gateway device accesses fixed broadband in network is sent out Give UE PCRF, UE PCRF is addressed to the PCRF of the RG according to the identification information of the RG, and establish with the PCRF of the RG it Between connection.It can be seen that how the PCRF that this programme solves the problems, such as UE is addressed to RG PCRF.

Brief description of the drawings

Fig. 1 is R11 fixed broadband networks core network access configuration diagram of the prior art；

Fig. 2 is terminal NSWO connection diagrams of the prior art；

Fig. 3 is R12 policy control architectures schematic diagram of the prior art；

Fig. 4 a are a kind of policy control schematic diagram of the prior art；

Fig. 4 b are another policy control schematic diagram of the prior art；

Fig. 5 is method flow schematic diagram provided in an embodiment of the present invention；

Fig. 6 is another method schematic flow sheet provided in an embodiment of the present invention；

Fig. 7 a are the network architecture schematic diagram in the embodiment of the present invention；

Fig. 7 b are the schematic flow sheet of the embodiment of the present invention one；

Fig. 7 c are the schematic flow sheet of the embodiment of the present invention two；

Fig. 7 d are the schematic flow sheet of the embodiment of the present invention three；

Fig. 7 e are the schematic flow sheet of the embodiment of the present invention four；

Fig. 8 is gateway device structural representation provided in an embodiment of the present invention；

Fig. 9 is PCRF structural representations provided in an embodiment of the present invention.

Embodiment

In order to solve how the PCRF of fixed broadband access network and UE under evolution block core net (EPC) fusion architecture obtains The problem of getting the information for being addressed to RG PCRF, the embodiment of the present invention provide a kind of fixed broadband access network with Method for sending information under EPC fusion architectures.In this method, by gateway device by fixed broadband access network in home gateway (RG) identification information, it is sent to UE PCRF so that UE PCRF can be carried out according to RG identification information pair RG PCRF Addressing.

Referring to Fig. 5, fixed broadband access network provided in an embodiment of the present invention and the information sender under EPC fusion architectures Method, comprise the following steps：

Step 50：Gateway device obtains the identification information of the RG in fixed broadband access network, and the RG is that terminal is connected The RG arrived；

Step 51：The RG got identification information is sent to the PCRF of terminal by gateway device.

Specifically, being connected for the packet data network (PDN) of terminal, the gateway device is packet data gateway (PGW) Or the packet data gateway (ePDG) of evolution；Or

Non-seamless WLAN shunting (NSWO) connection for terminal, the gateway device is wideband network gateway (IP Edge).In agreement 3GPP TR 23.839vb10 7.4.2 trifles, illustrate in line attachment authentication process, IP Edge can obtain RG line attachment mark.

Specifically, when gateway device is PGW, gateway device obtains the side of the mark of the RG in fixed broadband access network Method can be as follows：

When fixed broadband accesses network and accesses EPC with S2a interfaces, PGW receives IP Edge and passes through GPRS Tunnel Protocol (GTP) mark for the RG that signaling or proxy-mobile IP (PMIP) signaling are sent；Or

When fixed broadband accesses network and accesses EPC with believable S2c interfaces, PGW receives 3G (Third Generation) Moblie standard Change the RG that tissue (3GPP) Certificate Authority and charging (AAA) server are established, sent in authentication and licensing process in security association Mark, 3GPP aaa servers received in the authentication process based on 3GPP of terminal fixed broadband access network delivery come The RG mark.

Specifically, when gateway device is ePDG, gateway device obtains the mark of the RG in fixed broadband access network Method can be as follows：

In fixed broadband access network S2b or incredible S2c interface access EPC, ePDG receives 3GPP AAA services The mark for the RG that device is sent between net in IKE version (IKEV2) tunnel establishment procedure, 3GPP aaa servers exist Received in the authentication process based on 3GPP of terminal fixed broadband access network delivery come the RG mark.

In step 51, RG identification information is sent to the PCRF of terminal by gateway device, specifically can be as follows：Gateway device When initiating session establishment request to the PCRF of terminal, the RG got identification information is sent to the PCRF of terminal.

In this method, RG identification information is the information for referring to the unique mark RG and its corresponding line attachment.RG Identification information can be specifically corresponding to RG signatory mark or RG line attachment identify.Specifically, tie-in line corresponding to RG The concrete form of line (Line-ID) can be logic access ID (Logical Access ID), and the ID includes RFC3046 The Circuit-ID of definition；Can also be physics access ID (Physical Access ID), the ID identifies including a port With the access node mark belonging to the port.

In order to solve how fixed broadband access network and UE under EPC fusion architectures PCRF are addressed to RG PCRF The problem of, the embodiment of the present invention provides a kind of fixed broadband access network and the PCRF addressing methods under EPC fusion architectures.We In method, the PCRF of terminal receives the identification information of the RG in the fixed broadband access network that gateway device is sent, according to the RG's Identification information pair RG PCRF is addressed.

Referring to Fig. 6, fixed broadband access network provided in an embodiment of the present invention and the PCRF addressing sides under EPC fusion architectures Method, comprise the following steps：

Step 60：The PCRF of terminal receives the identification information of the RG in the fixed broadband access network that gateway device is sent, The RG is the RG that terminal is connected to；

Step 61：The PCRF of terminal is addressed to the PCRF of the RG according to the RG received identification information, and establishes and be somebody's turn to do Connection between RG PCRF.

In step 61, the PCRF of terminal is addressed to the PCRF of the RG according to RG identification information, and specific implementation can be as follows：

The PCRF of terminal is according to being pre-configured in reflecting in Diameter routing tables, RG identification information and PCRF addresses Relation is penetrated, is addressed to the PCRF of the RG；Or

RG identification information is passed to DRA by the PCRF of terminal, and DRA is according to being pre-configured in Diameter routing tables , RG identification information and the mapping relations of PCRF addresses, be addressed to the PCRF of the RG, and by the PCRF of RG address information Return to the PCRF of terminal.

Specifically, the PDN connections for terminal, the gateway device is PGW or ePDG；Or the NSWO for terminal Connection, the gateway device is IP Edge.

Specifically, in step 60, the session establishment that the PCRF of terminal can be initiated by gateway device is asked, and receives RG's Identification information.

In this method, RG identification information can be line attachment mark corresponding to the signatory mark or the RG of the RG.

In the present invention, the PCRF of terminal refers to the PCRF of PDN connections or the NSWO connections of terminal, and the PCRF is built in terminal By gateway node selection when vertical PDN connections or NSWO connections.

RG PCRF refers to the PCRF of line attachment corresponding to RG, the PCRF be RG activation or line attachment authentication after by IP Edge selections.

With reference to specific embodiment, the present invention will be described：

The network architecture of following each embodiment applications is as shown in Figure 7a.

Embodiment one：

When RG in fixed broadband network is activated, IP Edge establish one for the RG on Gxd interfaces and arrive PCRF_RG's IP-CAN sessions.Assuming that fixed broadband network core network access in a manner of S2a-GTP, subsequently, 3GPP UE are accessed by the RG, And initiating PDN connections, then the PGW of core net will establish the IP-CAN sessions for arriving PCRF_UE for UE on Gx interfaces.PCRF_UE (i.e. UE PCRF) will initiate to interact with PCRF_RG (i.e. RG PCRF).As shown in Figure 7b, process is as follows：

Step 1, UE access fixed broadband networks, and PDN connection procedures are initiated, with core network access.

Step 2, IP Edge are sent to PGW creates conversation request message, wherein carrying corresponding to the RG that UE is currently accessed Line-ID (line attachment mark)；The Line-ID is obtained in line attachment authentication processes of the IP Edge when RG is activated；

Step 3, PGW send IP-CAN session establishment request messages to PCRF_UE, wherein carrying above-mentioned Line-ID；

After step 4, PCRF_UE receive the IP-CAN session establishment request messages for carrying Line-ID, it is determined that needing with RG's PCRF is interacted, and then Diameter request messages is sent to DRA, wherein carrying Line-ID.DRA according to Line-ID and Other parameters (including UE IMSI, IP address) in Diameter request messages can inquire RG in Diameter routing tables PCRF IP address, and the IP address is returned into PCRF_UE；Here, preserved in Diameter routing tables UE IMSI, UE IP address, this three of RG Line-ID and the mapping relations of PCRF addresses, DRA can be searched in Diameter routing tables PCRF addresses corresponding to IMSI, UE of UE in Diameter request messages IP address and Line-ID, by what is found IP address of the PCRF addresses as RG PCRF, and return to PCRF_UE.

The address for the PCRF_RG that step 5, PCRF_UE receive according to step 4, session establishment message is sent to PCRF_RG, To initiate interaction.

Subsequently carry out qos policy according to prior art issuing and performing, i.e. PCRF_UE is by the session of foundation by QoS Strategy is sent to PCRF_RG, and PCRF_RG carries out tactful integration, the strategy after integration then is sent into IP Edge.

Embodiment two：

When RG in fixed broadband network is activated, IP Edge are that the RG establishes an IP- for arriving PCRF1 on Gxd interfaces CAN sessions.Subsequently, 3GPP UE access network by the RG, and initiate NSWO connections, then IP Edge are UE on Gxd interfaces Initiate the new IP-CAN sessions to PCRF2.PCRF2 will initiate to interact with PCRF1.As shown in Figure 7 c, process is as follows：

Step 1, UE access fixed broadband networks, and initiate NSWO connections；

Step 2, IP Edge are that UE sends IP-CAN session establishment request messages on Gxd interfaces to PCRF_UE, wherein Carry Line-ID corresponding to the RG that UE is currently accessed；

Step 3- steps 4 are identical with the step 4- steps 5 of embodiment one.

Embodiment three：

When RG in fixed broadband network is activated, IP Edge establish one for the RG on Gxd interfaces and arrive PCRF_RG's IP-CAN sessions.Assuming that fixed broadband network core network access in a manner of S2b, namely fixed broadband network gateway IP Edge will Pass through ePDG core network access.Assuming that 3GPP UE initiate PDN connections, now Line-ID will be passed to by fixed broadband network 3GPP AAA, then pass to ePDG.If using GTP agreements between ePDG and PGW, Line-ID passes to PGW again by ePDG Pass to PCRF；If PMIP (Proxy Mobile IP, proxy-mobile IP) agreement is used between ePDG and PGW, then Line- ID directly passes to PCRF by ePDG on Gxb interfaces.Figure below is by taking PMIP agreements as an example, as shown in figure 7d：

Step 1, UE access from fixed broadband network, initiate access authentication process.In this process, fixed broadband network will UE is currently accessed Line-ID corresponding to RG and is sent to 3GPP aaa servers；Here, the IP Edge in fixed broadband network will Line-ID is sent to BFF aaa servers, then Line-ID is sent into 3GPP aaa servers by BFF AAA.

IKEv2 tunnels are established between step 2, UE and ePDG, above-mentioned Line-ID is sent to by 3GPP AAA in this process ePDG；

GW control sessions are established between the PCRF of step 3, ePDG and UE, are built in the GW control sessions of the PCRF transmissions to UE The Line-ID received is carried in vertical request message；

Step 4, UE PCRF will control the Line-ID in session establishment request message to find RG's by DRA according to GW PCRF；

Step 5, UE PCRF send session establishment message to PCRF_RG, to initiate to interact.

Example IV：

When RG in fixed broadband network is activated, IP Edge are that it establishes an IP- for arriving PCRF_RG on Gxd interfaces CAN sessions.Assuming that fixed broadband network core network access in a manner of credible S2c, when 3GPP UE access fixed broadband network, The authentication process based on 3GPP is first initiated, in this process, IP Edge are known that the RG that UE is connected to.IP Edge can be with The identification information of the RG is passed into 3GPP AAA by BBF AAA.When UE and PGW establish security association, 3GPP AAA will RG identification information is sent to PGW, and subsequent PGW sends it to UE PCRF.As shown in figure 7e：

Step 1,3GPP UE access from fixed broadband network, perform the access authentication process based on 3GPP.In the process In, the UE RG being connected to identification information is sent to 3GPP AAA by IP Edge by BBF AAA；

Step 2, UE and PGW establish security association, and PGW and 3GPP AAA perform the authentication and licensing process in tunnel.At this During, the RG obtained in step 1 identification information is sent to PGW by 3GPP AAA；

Step 3, PGW send IP-CAN session establishment request messages to UE PCRF, disappear in the request of IP-CAN session establishments RG identification information is carried in breath；

Step 4, UE PCRF find RG PCRF according to RG identification information by DRA, and sending session to PCRF_RG builds Vertical message, to initiate to interact.

Referring to Fig. 8, the embodiment of the present invention provides a kind of gateway device, and the gateway device includes：

Acquiring unit 80, for obtaining home gateway RG that terminal is connected to, being accessed positioned at fixed broadband in network Identification information；

Transmitting element 81, for the identification information of the RG to be sent to the strategy and charging control entity PCRF of terminal.

Further, for the packet data network PDN connections of the terminal, the gateway device is packet data gateway The PGW or packet data gateway ePDG of evolution；Or

NSWO connections are shunted for the non-seamless WLAN of the terminal, the gateway device is wideband network gateway IP Edge。

Further, when the gateway device is PGW, the acquiring unit 80 is used for：

When fixed broadband accesses network and accesses EPC with S2a interfaces, receive IP Edge and believed by GPRS Tunnel Protocol GTP The mark for the RG that order or proxy-mobile IP signaling are sent；Or

When fixed broadband accesses network and accesses EPC with believable S2c interfaces, 3G (Third Generation) Moblie standardization group is received Knit the mark for the RG that 3GPP Certificate Authorities and charging aaa server are sent in security association foundation, authentication and licensing process Know, the 3GPP aaa servers receive fixed broadband access network in the authentication process based on 3GPP of the terminal and passed Pass the RG come mark.

Further, when the gateway node is ePDG, the acquiring unit 80 is used for：

In fixed broadband access network S2b or incredible S2c interface access EPC, receive 3GPP aaa servers and exist The RG sent between net in IKE version IKEV2 tunnel establishment procedures mark, the 3GPP aaa servers Received in the authentication process based on 3GPP of the terminal fixed broadband access network delivery come the RG mark.

Further, the transmitting element 81 is used for：

When initiating session establishment request to the PCRF of terminal, the identification information of the RG is sent to the terminal PCRF。

Further, tie-in line road sign corresponding to the signatory mark or the RG that the identification information of the RG is the RG Know.

Referring to Fig. 9, the embodiment of the present invention provides a kind of PCRF, and the PCRF includes：

Receiving unit 90, for receive gateway device transmission terminal be connected to, positioned at fixed broadband access network In home gateway RG identification information；

Unit 91 is addressed, for being addressed to the PCRF of the RG according to the identification information of the RG；

Unit 92 is established, for establishing the connection between the PCRF of the RG.

Further, the addressing unit 91 is used for：

According to the mapping relations for being pre-configured in Diameter routing tables, RG identification information and PCRF addresses, seek PCRF of the location to the RG；Or

The identification information of the RG is passed into DRA, basis is pre-configured in Diameter routing tables, RG by DRA Identification information and PCRF addresses mapping relations, be addressed to the PCRF of the RG, and the PCRF of RG address information is returned Back to the PCRF of terminal.

Further, the receiving unit 90 is used for：

The session establishment initiated by the gateway node is asked, and receives the identification information of the RG.

To sum up, beneficial effects of the present invention include：

The present invention is the flow with reference to method according to embodiments of the present invention, equipment (system) and computer program product Figure and/or block diagram describe.It should be understood that can be by every first-class in computer program instructions implementation process figure and/or block diagram Journey and/or the flow in square frame and flow chart and/or block diagram and/or the combination of square frame.These computer programs can be provided The processors of all-purpose computer, special-purpose computer, Embedded Processor or other programmable data processing devices is instructed to produce A raw machine so that produced by the instruction of computer or the computing device of other programmable data processing devices for real The device for the function of being specified in present one flow of flow chart or one square frame of multiple flows and/or block diagram or multiple square frames.

These computer program instructions, which may be alternatively stored in, can guide computer or other programmable data processing devices with spy Determine in the computer-readable memory that mode works so that the instruction being stored in the computer-readable memory, which produces, to be included referring to Make the manufacture of device, the command device realize in one flow of flow chart or multiple flows and/or one square frame of block diagram or The function of being specified in multiple square frames.

These computer program instructions can be also loaded into computer or other programmable data processing devices so that counted Series of operation steps is performed on calculation machine or other programmable devices to produce computer implemented processing, so as in computer or The instruction performed on other programmable devices is provided for realizing in one flow of flow chart or multiple flows and/or block diagram one The step of function of being specified in individual square frame or multiple square frames.

Although preferred embodiments of the present invention have been described, but those skilled in the art once know basic creation Property concept, then can make other change and modification to these embodiments.So appended claims be intended to be construed to include it is excellent Select embodiment and fall into having altered and changing for the scope of the invention.

Obviously, those skilled in the art can carry out the essence of various changes and modification without departing from the present invention to the present invention God and scope.So, if these modifications and variations of the present invention belong to the scope of the claims in the present invention and its equivalent technologies Within, then the present invention is also intended to comprising including these changes and modification.

Claims

1. a kind of fixed broadband access network and the method for sending information under evolution block core net EPC fusion architectures, its feature It is, this method includes：

Gateway device obtains home gateway RG that terminal is connected to, being accessed positioned at fixed broadband in network identification information；

The identification information of the RG is sent to the strategy and charging control entity PCRF of terminal by gateway device, so that terminal PCRF is addressed to the PCRF of the RG, and the connection established between the PCRF of the RG according to the identification information of the RG.

2. the method as described in claim 1, it is characterised in that the packet data network PDN connections for the terminal, it is described Gateway device is packet data gateway PGW or the packet data gateway ePDG of evolution；Or

3. method as claimed in claim 2, it is characterised in that when the gateway device is PGW, the gateway device obtains The method of RG that terminal is connected to, being accessed positioned at fixed broadband in network mark includes：

When fixed broadband accesses network and accesses EPC with S2a interfaces, the PGW receives IP Edge and passes through GPRS Tunnel Protocol The mark for the RG that GTP signalings or proxy-mobile IP signaling are sent；Or

When fixed broadband accesses network and accesses EPC with believable S2c interfaces, the PGW receives 3G (Third Generation) Moblie standard Change the RG that tissue 3GPP Certificate Authorities and charging aaa server are established, sent in authentication and licensing process in security association Mark, the 3GPP aaa servers receive fixed broadband access network in the authentication process based on 3GPP of the terminal The mark for the RG that network transmission comes.

4. method as claimed in claim 2, it is characterised in that when the gateway device is ePDG, the gateway device obtains Taking the method for RG that terminal is connected to, being accessed positioned at fixed broadband in network mark includes：

In fixed broadband access network S2b or incredible S2c interface access EPC, the ePDG receives 3GPP AAA services The mark for the RG that device is sent between net in IKE version IKEV2 tunnel establishment procedures, the 3GPP AAA clothes Business device received in the authentication process based on 3GPP of the terminal fixed broadband access network delivery come the RG mark Know.

5. the method as described in any in claim 1-4, it is characterised in that the gateway device is by the identification information of the RG The PCRF of terminal is sent to, is specifically included：

The identification information of the RG is sent to the terminal by gateway device when initiating session establishment request to the PCRF of terminal PCRF.

6. the method as described in any in claim 1-4, it is characterised in that the identification information of the RG is the signing of the RG Mark or the RG corresponding to line attachment mark.

7. a kind of fixed broadband access network and the PCRF addressing methods under evolution block core net EPC fusion architectures, its feature It is, this method includes：

The strategy and charging control entity PCRF of terminal receive that the terminal that gateway device is sent is connected to, wide positioned at fixing Identification information with the home gateway RG in access network；

The PCRF of terminal is addressed to the PCRF of the RG according to the identification information of the RG, and establishes between the PCRF of the RG Connection.

8. method as claimed in claim 7, it is characterised in that the PCRF of the terminal addresses according to the identification information of the RG To the PCRF of the RG, specifically include：

The PCRF of terminal closes according to the mapping for being pre-configured in Diameter routing tables, RG identification information and PCRF addresses System, it is addressed to the PCRF of the RG；Or

The identification information of the RG is passed to diameter route agent DRA, DRA by the PCRF of terminal will be according to being pre-configured in In Diameter routing tables, RG identification information and the mapping relations of PCRF addresses, the PCRF of the RG is addressed to, and should RG PCRF address information returns to the PCRF of terminal.

9. method as claimed in claim 7, it is characterised in that the packet data network PDN connections for the terminal, it is described Gateway device is packet data gateway PGW or the packet data gateway ePDG of evolution；Or

10. the method as described in any in claim 7-9, it is characterised in that the PCRF of terminal is sent out by the gateway device The session establishment request risen, receive the identification information of the RG.

11. the method as described in any in claim 7-9, it is characterised in that the identification information of the RG is the label of the RG Line attachment mark about corresponding to mark or the RG.

12. a kind of gateway device, it is characterised in that the gateway device includes：

Acquiring unit, for obtaining home gateway RG that terminal is connected to, being accessed positioned at fixed broadband in network mark Information；

Transmitting element, for the identification information of the RG to be sent to the strategy and charging control entity PCRF of terminal, so that eventually The PCRF at end is addressed to the PCRF of the RG, and the company established between the PCRF of the RG according to the identification information of the RG Connect.

13. equipment as claimed in claim 12, it is characterised in that the packet data network PDN connections for the terminal, institute Gateway device is stated as the packet data gateway PGW or packet data gateway ePDG of evolution；Or

14. equipment as claimed in claim 13, it is characterised in that when the gateway device is PGW, the acquiring unit is used In：

When fixed broadband accesses network and accesses EPC with S2a interfaces, receive IP Edge by GPRS Tunnel Protocol GTP signalings or The mark for the RG that proxy-mobile IP signaling is sent；Or

When fixed broadband accesses network and accesses EPC with believable S2c interfaces, 3G (Third Generation) Moblie standardization body is received The mark for the RG that 3GPP Certificate Authorities and charging aaa server are sent in security association foundation, authentication and licensing process, The 3GPP aaa servers receive fixed broadband access network delivery in the authentication process based on 3GPP of the terminal The RG come mark.

15. equipment as claimed in claim 13, it is characterised in that when the gateway node is ePDG, the acquiring unit For：

In fixed broadband access network S2b or incredible S2c interface access EPC, 3GPP aaa servers are received between net The RG sent in IKE version IKEV2 tunnel establishment procedures mark, the 3GPP aaa servers are in institute State received in the authentication process based on 3GPP of terminal fixed broadband access network delivery come the RG mark.

16. the equipment as described in any in claim 12-15, it is characterised in that the transmitting element is used for：

When initiating session establishment request to the PCRF of terminal, the identification information of the RG is sent to the PCRF of the terminal.

17. the equipment as described in any in claim 12-15, it is characterised in that the identification information of the RG is the RG's Line attachment mark corresponding to signatory mark or the RG.

18. a kind of strategy and charging control entity PCRF, it is characterised in that the PCRF includes：

Receiving unit, family that the terminal for receiving gateway device transmission is connected to, being accessed positioned at fixed broadband in network Front yard gateway RG identification information；

19. PCRF as claimed in claim 18, it is characterised in that the addressing unit is used for：

According to the mapping relations for being pre-configured in Diameter routing tables, RG identification information and PCRF addresses, it is addressed to The PCRF of the RG；Or

The identification information of the RG is passed into diameter route agent DRA, DRA will be according to being pre-configured in Diameter routing tables In, RG identification information and the mapping relations of PCRF addresses, be addressed to the PCRF of the RG, and by the PCRF of RG address Information returns to the PCRF of terminal.

20. PCRF as claimed in claim 18, it is characterised in that the packet data network PDN connections for the terminal, institute Gateway device is stated as the packet data gateway PGW or packet data gateway ePDG of evolution；Or

21. the PCRF as described in any in claim 18-20, it is characterised in that the receiving unit is used for：

22. the PCRF as described in any in claim 18-20, it is characterised in that the identification information of the RG is the RG's Line attachment mark corresponding to signatory mark or the RG.