CN103957542A

CN103957542A - Method and apparatus for establishing service bearer

Info

Publication number: CN103957542A
Application number: CN201410097761.3A
Authority: CN
Inventors: 田华
Original assignee: Datang Mobile Communications Equipment Co Ltd
Current assignee: Datang Mobile Communications Equipment Co Ltd
Priority date: 2014-03-14
Filing date: 2014-03-14
Publication date: 2014-07-30
Anticipated expiration: 2034-03-14
Also published as: CN103957542B

Abstract

The invention provides a method and apparatus for establishing a service bearer. The method comprises: a packet data network gateway (PGW) obtaining an indication message that a service appears; the PGW generating a credit control request (CCR) message according to the indication message; the PGW sending the CCR to a policy and charging rules function (PCRF) entity; the PGW determining whether a credit control answer (CCA) message returned by the PCRF for the CCR is received; and if so, the PGW notifying user equipment (UE) to establish the bearer according to the CCA. The method and apparatus provided by the invention can be used for ensuring resources on the UE, the PGW and the PCRF and the consistency of behavior motion.

Description

Method and device that a kind of service bearer is set up

Technical field

The present invention relates to mobile communication technology field, particularly relate to a kind of method that service bearer is set up, and, the device that a kind of service bearer is set up.

Background technology

At LTE(Long Term Evolution, Long Term Evolution) under, there are some specific business in operator, such as streaming media service such as mobile videos, these business have specific five-tuple information and QoS(Quality of Service, service quality) attribute specification, need to just can ensure service quality by dedicated bearer.Network side user meeting Real-Time Monitoring user's business, once find that specific business occurs, will initiate the Establishing process of dedicated bearer.

In actual application, in order to ensure service quality, PCRF ("Policy and Charging Rules Function entity, Policy And Charging Rules Function), PGW(PDN Gataway, packet data gateway) in advance for these specific transactions, set corresponding five-tuple information and QoS attribute information, then by PCRF, issue predefine rule, service surface by PGW detects, after once specific business occurs, the service surface notice signaling face of PGW, the data that the signaling plane of PGW is good according to configured in advance, notice UE(User Equipment, subscriber equipment) trigger dedicated bearer Establishing process, this work flow is changed on dedicated bearer, guarantee the QoS attribute specification of this business.But under current protocol infrastructure, can only notify UE to carry out the foundation of dedicated bearer by PGW, have no idea to notify PCRF, the resources such as five-tuple information inconsistent that causes PGW to follow PCRF, this UE follow-up QoS attribute information for this dedicated bearer of having no idea is modified.

Therefore, one of problem that those skilled in the art are in the urgent need to address is, proposes method and device that a kind of service bearer is set up, in order to guarantee the consistent of resource on UE, PGW and PCRF and behavior act.

Summary of the invention

Technical problem to be solved by this invention is to provide a kind of method that service bearer is set up, in order to guarantee the consistent of resource on UE, PGW and PCRF and behavior act.

Accordingly, the present invention also provides the device that a kind of service bearer is set up.

In order to address the above problem, the invention discloses a kind of method that service bearer is set up, comprising:

The Indication message that packet data gateway PGW acquisition business occurs;

Described PGW generates credit control request information CCR according to described Indication message;

Described PGW sends described CCR to "Policy and Charging Rules Function entity PCRF;

Described PGW judges whether to receive the Credit Control Answer message CCA that described PCRF returns for described CCR;

If so, described PGW sets up carrying for described CCA notifying user equipment UE.

Preferably, described PGW comprises signaling plane and user's face, and the step of the Indication message that described packet data gateway PGW acquisition business occurs comprises:

At UE, adhere in Attach process, packet data gateway PGW receives the pre-defined rule Pre_Rule1 that "Policy and Charging Rules Function entity PCRF sends;

Described PGW sends according to described Pre_Rule1 the face to user of notifying;

User's face of described PGW carries out business detection according to described notice;

User's face of described PGW detects after described business, and the Indication message that generation business occurs is sent to signaling plane.

Preferably, the step that described PGW generates credit control request information CCR according to described Indication message comprises:

Described PGW generates credit control request information CCR;

Described PGW fills in determinant attribute value to AVP in described CCR; Described crucial AVP comprises that Event triggered property value is to Event-Trigger AVP, and service quality attribute value is to QoS-Information AVP, and Packet Filtering information attribute value is to Packet-Filter-Information AVP.

Preferably, the step that described PGW sets up carrying for described CCA notice UE comprises:

Described PGW sends and creates bearing request message Create Bearer Request to UE side for described CCA;

Described PGW receives the establishment bearing response message Create Bearer Response that UE side is returned for described Create Bearer Request.

Preferably, described Packet-Filter-Information AVP comprises five-tuple information, and described business is streaming media service, described in be carried as dedicated bearer.

The device that the embodiment of the present invention also provides a kind of service bearer to set up, comprising:

Be positioned at the acquisition module of PGW, the Indication message occurring for acquisition business;

Be positioned at the generation module of PGW, for generating credit control request information CCR according to described Indication message;

Be positioned at the sending module of PGW, for sending described CCR to "Policy and Charging Rules Function entity PCRF;

Be positioned at the judge module of PGW, for judging whether to receive the Credit Control Answer message CCA that described PCRF returns for described CCR; If so, call the notification module that is positioned at PGW;

Be positioned at the notification module of PGW, for setting up carrying for described CCA notifying user equipment UE.

Preferably, described PGW comprises signaling plane and user's face, described in be positioned at PGW acquisition module comprise:

The pre-defined rule that is positioned at PGW receives submodule, for adhere to Attach process at UE, receives the pre-defined rule Pre_Rule1 that PCRF sends; The notice that is positioned at PGW sends submodule, for sending according to described Pre_Rule1 the face to user of notifying;

Be positioned at the business detection sub-module of PGW, for the described notice of user's face foundation of described PGW, carry out business detection;

The message that is positioned at PGW sends submodule, for user's face detect after described business, the Indication message that generation business occurs is sent to signaling plane.

Preferably, the generation module that is positioned at PGW described in comprises:

Be positioned at the message generation submodule of PGW, for generating credit control request information CCR;

The message that is positioned at PGW is filled in submodule, for filling in determinant attribute value to AVP at described CCR; Described crucial AVP comprises that Event triggered property value is to Event-Trigger AVP, and service quality attribute value is to QoS-Information AVP, and Packet Filtering information attribute value is to Packet-Filter-Information AVP.

Preferably, the notification module that is positioned at PGW described in comprises:

The bearer messages that is positioned at PGW sends submodule, for sending for described CCA, creates bearing request message Create Bearer Request to UE side;

The bearer messages that is positioned at PGW receives submodule, the establishment bearing response message Create Bearer Response returning for described Create Bearer Request for receiving UE side.

Compared with prior art, the present invention includes following advantage:

In embodiments of the present invention, when PGW detects business and occurs, send CCR to PCRF, if PGW receives the CCA that PCRF returns for CCR, PGW sets up carrying for CCA notice UE, has guaranteed UE, the consistency of PGW and PCRF bearing resource.Because CCR message has comprised the resource informations such as five-tuple information of carrying, when UE has initiated the modification process for this carrying, PCRF just can revise accordingly according to this five-tuple information, has guaranteed UE, the consistency of PGW and PCRF action.

The embodiment of the present invention does not need to revise existing agreement, just be increased in the bearing resource modification process of simulating UE in PGW, the foundation of notifying UE need to initiate carrying by PCRF, just can solve network side and set up while carrying, have no idea to notify the situation of PCRF, simple and be easy to realize.

Accompanying drawing explanation

Fig. 1 is the schematic flow sheet that a kind of UE adheres to Attach process;

Fig. 2 is the flow chart of steps of the embodiment of the method for a kind of service bearer foundation of the present invention;

Fig. 3 is the schematic flow sheet that a kind of UE carrying of the present invention is set up;

Fig. 4 is the schematic flow sheet that a kind of PGW side business of the present invention detects and processes;

Fig. 5 is the structured flowchart of the device embodiment of a kind of service bearer foundation of the present invention.

Embodiment

For above-mentioned purpose of the present invention, feature and advantage can be become apparent more, below in conjunction with the drawings and specific embodiments, the present invention is further detailed explanation.

With streaming media service, describe.Streaming Media has specific five-tuple information, such as corresponding IP_s (server ip), Protocol(protocol type), Port(port numbers), for this streaming media service, need specific QoS attribute information, QoS attribute information specifically comprises QCI (Quality Competiveness Index, quality competition power index), GBR (Guaranteed Bit Rate, guarantee bit rate), ARP(Allocation/Retension priority, resource is distributed and is kept priority) etc., for example, QoS attribute information can be: QCI=4, GBR=512kbps, ARP=5, QoS attribute information is planned in advance, PCRF needs to configure with PGW, concrete configuration Establishing process is as follows:

One, UE is in adhering to Attach process, and PCRF issues pre-defined rule Pre_Rule1, and the content of Pre_Rule1 comprises and detecting after streaming media service, triggers UE and sets up dedicated bearer.

The schematic flow sheet that adheres to Attach process with reference to a kind of UE shown in Fig. 1, the process of adhering to Attach specifically can comprise the steps:

1, UE is to eNodeB(Evolved Node Base, evolution base station) transmission Attach Request message Attach Request;

2, eNodeB forwards Attach Request to new MME (Mobility Management Entity, mobile management entity);

3, new MME is to old MME/SGSN(Service GPRS Supporting Node, Serving GPRS Support Node) send identification request message Identification Request, described old MME/SGSN returns to identification response message Identification Response after receiving;

If 4 old MME/SGSN also do not know UE, new MME sends identity request message Identity Request to UE, and described UE returns to identity response message Identity Response after receiving;

If there is not contextual information in 5a UE in network, if the Attach Request that UE sends does not have integrity protection or authentication failed, activate UE, new MME and HSS(Home Subscriber Server, home subscriber server) authenticate between/secure authentication flow process Authentication/Security, confirms that whether the UE of access is legal safely;

5b, UE send Identity Request to new MME, new MME returns to Identity Response after receiving, new MME gets ME Identity from Identity Response, and to EIR(Equipment Identity Register, equipment identity register) transmission subscriber equipment authentication ME Identity Check;

6, UE sends password options request message Ciphered Options Request to new MME, and new MME receives backward UE and returns to password option response message Ciphered Options Response;

If exist bearer context information between 7 UE and new MME, new MME sends deleting load-bearing request message Delete Bearer Request to SGW, and SGW returns to deleting load-bearing response message Delete Bearer Response to new MME; Between PGW and PCRF, carry out IP-CAN session termination PCEF Initiated IP-CAN Session Termination;

For example, if without any relation, there is no subscription context between UE and new MME before between 8 UE and new MME, ME identity has changed, etc., new MME sends location update request message Update Location Request to HSS;

9, HSS sends position to old MME/SGSN and deletes message Cancel Location, and old MME/SGSN receives backward HSS home position and deletes response message Cancel Location Ack;

If 10 exist bearer context between old MME/SGSN and UE, old MME/SGSN is to SGW, and PGW sends session deletion request message Delete Session Request.SGW, PGW returns to session and deletes response message Delete Session Response after receiving;

11, HSS upgrades and answers message Update Location Ack to new MME home position;

12, new MME sends and creates default bearing request message Create Default Bearer Request to SGW;

13, SGW forwards Create Default Bearer Request to HSS;

If (strategy and charging are controlled to have disposed PCC in 14 networks, Policy Control and Charging), and handing-over indication Handover Indication mark is not, PGW initiates IP-CAN session establishment flow process PCEF Initiated IP-CAN Session Establishment; If Handover Indication mark exists, PGW initiates IP-CAN session modification flow process PCEF Initiated IP CAN Session Modification;

15, HSS returns and creates default bearing response message Create Default Bearer Response to SGW;

16, SGW forwards Create Default Bearer Response to new MME;

17, new MME sends initial context to eNodeB request message/adhere to and accept message Initial Context Setup Request/Attach Accept is set;

18, eNodeB sends Radio Resource connection reconfiguration message RRC Connection Reconfiguration to UE;

19, UE receives backward eNodeB and returns to Radio Resource and connect and to have reshuffled message RRC Connection Reconfiguration Complete;

20, eNodeB sends initial context to new MME and sets up request message Initial Context Setup Response;

21, UE sends Direct Transfer to eNodeB;

22, eNodeB sends and has adhered to message Attach Complete to new MME;

23, new MME sends bearer update request message Update Bearer Request to SGW;

23a, SGW forward Update Bearer Request to PGW;

23b, PGW receive backward SGW and return to bearer update response message Update Bearer Response;

24, SGW forwards Update Bearer Response to new MME;

25, new MME sends notification request message Notify Request to HSS;

26, HSS receives backward new MME and returns to push-notification-answer message Notify Response.

In specific implementation, when step 7, trigger PCRF and issue Pre_Rule1 to PGW.

Two, PGW, according to receiving after Pre_Rule1, notifies user's face to carry out business detection.

Three, PGW user's face detects after this business, notice PGW signaling plane.

Four, PGW signaling plane is received after the notice of user's face, according to the five-tuple of Pre_Rule1 configured in advance, and QoS attribute information, notice UE carries out the foundation of dedicated bearer.

After the 4th step notice UE sets up dedicated bearer, in agreement, have no idea notice to PCRF, this dedicated bearer has been set up, be in follow-up flow process, if UE has initiated the modification process for this dedicated bearer, such as revising QoS attribute information, but because PCRF does not have corresponding SDF(Service Data Flow, for server data stream), so can not find relevant information not modify in PCRF.

In order to address the above problem, inventor herein creatively proposes one of core idea of the embodiment of the present invention and is, PGW side form is intended the bearing resource modification process BMC of UE side, notice PCRF, UE need to initiate to carry Establishing process, is triggered the foundation of special feature by PCRF, guarantees UE, PGW, PCRF resource and behavior act consistent.

Embodiment mono-:

With reference to Fig. 2, show the flow chart of steps of the embodiment of the method for a kind of service bearer foundation of the present invention, described method specifically can comprise the steps:

Step 101, the Indication message that packet data gateway PGW acquisition business occurs;

In a preferred embodiment of the present invention, described step 101 can comprise following sub-step:

Sub-step S11, adheres in Attach process at UE, and packet data gateway PGW receives the pre-defined rule Pre_Rule1 that PCRF sends;

Sub-step S12, described PGW sends according to described Pre_Rule1 the face to user of notifying;

Sub-step S13, user's face of described PGW carries out business detection according to described notice;

Sub-step S14, user's face of described PGW detects after described business, and the Indication message that generation business occurs is sent to signaling plane.

In specific implementation, UE is in network attachment Attach process, and PCRF issues pre-defined rule Pre_Rule1 to PGW.The content of Pre_Rule1 mainly comprises: when PGW detects after business, trigger the flow process that UE sets up carrying.Particularly, based on Pre_Rule1, the user of PGW, in the face of business detects, when the business of detecting occurs, sends the signaling plane business appearance of message informing PGW.

Step 102, described PGW generates credit control request information CCR according to described Indication message;

In a preferred embodiment of the present invention, described step 102 can comprise following sub-step:

Sub-step S21, described PGW generates credit control request information CCR;

Sub-step S22, described PGW fills in determinant attribute value to AVP in described CCR; Described crucial AVP comprises that Event triggered property value is to Event-Trigger AVP, and service quality attribute value is to QoS-Information AVP, and Packet Filtering information attribute value is to Packet-Filter-Information AVP.

In embodiments of the present invention, adopt the BMC(Bearer Resource Command of simulation UE; Resource modifying flow process flow process), tissue carries the CCR notice PCRF of five-tuple information, is triggered the foundation of carrying by PCRF.In specific implementation, in described CCR, need to fill crucial AVP(property value pair, attribute value pair) in, described crucial AVP comprises:

1, Event-Trigger AVP: extend this as corresponding resource change solicited message RESOURCE_MODIFICATION_REQUEST, simulation UE initiates the foundation of carrying;

2, QoS-Information AVP: fill in QoS attribute information corresponding to special feature that Pre_Rule1 that configured in advance is good need to set up;

3, Packet-Filter-Information AVP: the five-tuple information of filling in the needs detection that configured in advance is good; Packet-Filter-Operation AVP extends this as ADDITION (1), represents need to set up a carrying for this five-tuple.

Step 103, described PGW sends described CCR to "Policy and Charging Rules Function entity PCRF;

Step 104, described PGW judges whether to receive the Credit Control Answer message CCA that described PCRF returns for described CCR; If so, perform step 105;

In embodiments of the present invention, PGW side form is intended the bearing resource modification process BMC of UE side, by transmission, include the CCA notice PCRF of the resources such as five-tuple information, UE need to initiate to carry Establishing process, and by PCRF, whether send CCA message and judge whether to trigger the foundation that UE carries, due at UE, PGW, PCRF has the identical information such as five-tuple, therefore, when UE need to modify to QoS attribute information etc. just can be according to the identical information such as five-tuple, carry out corresponding retouching operation, guaranteed thus UE, PGW, PCRF resource and behavior act consistent.

Step 105, described PGW sets up carrying for described CCA notifying user equipment UE.

In a preferred embodiment of the present invention, described step 105 can comprise following sub-step:

Sub-step S31, described PGW sends and creates bearing request message Create Bearer Request to UE side for described CCA;

Sub-step S32, described PGW receives the establishment bearing response message Create Bearer Response that UE side is returned for described Create Bearer Request.

In a kind of example of the concrete application of the present invention, when PGW receives the CCA that PCRF returns, trigger the foundation that UE initiates carrying.The schematic flow sheet of setting up with reference to the of the present invention a kind of UE carrying shown in Fig. 3, the step that UE sets up carrying comprises:

1, PCRF sends IP-CAN session modification message IP-CAN Session Modification to PGW;

2, PGW sends and creates bearing request message Create Bearer Request to SGW;

3, SGW forwards Create Bearer Request to MME;

4, MME sends carrying to eNodeB and sets up request message/session management request message Bearer Setup Request/Session Management Request;

5, eNodeB sends RRC connection reconfiguration message RRC Connection Reconfiguration to UE;

6, UE sends RRC connection to eNodeB and has reshuffled message RRC Connection Reconfiguration Complete;

7, eNodeB sends carrying to MME and sets up response Bearer Setup Response;

8, UE sends direct-sending message Direct Transfer to eNodeB;

9, eNodeB sends session management response message Session Management Response to MME;

10, MME sends and creates bearing response message Create Bearer Response to SGW;

11, SGW forwards Create Bearer Response to PGW;

12, PGW sends IP-CAN Session Modification to PCRF.

In order to make those skilled in the art further understand the embodiment of the present invention, below adopt concrete example to describe.Take streaming media service as example, and streaming media service has specific five-tuple information and QoS attribute specification, need to just can ensure service quality by dedicated bearer.

The schematic flow sheet that detects and process with reference to the of the present invention a kind of PGW side business shown in Fig. 4, carries out business detection at user's face of PGW, the flow process of setting up at the BMC bearing resource of the signaling plane simulation UE of PGW.

User's face at PGW:

A1, user's face detect business;

A2, user's face judge whether business occurs; If so, perform step A3, if not, return to steps A 1;

The Indication message notice signaling face business that A3, user's face transmission business occur occurs.

Signaling plane at PGW:

B1, signaling plane receive the Indication message of the business appearance of user's face transmission;

B2, signaling plane simulation BMC set up carrying flow process, organize CCR;

B3, signaling plane judge whether to receive the CCA that PCRF sends; If so, perform step B4, if not, perform step B5;

B4, signaling plane notice UE carry out normal special feature Establishing process, and business testing process finishes;

B5, signaling plane simulation BMC set up the failure of carrying flow process, do not carry out other processing.

In embodiments of the present invention, when PGW detects business and occurs, send CCR to PCRF, if PGW receives the CCA that PCRF returns for CCR, PGW sets up carrying for CCA notice UE, has guaranteed UE, the consistency of PGW and PCRF bearing resource.Because CCR message has comprised the resource informations such as five-tuple information of carrying, when UE has initiated the modification process for this carrying, PCRF just can revise accordingly according to this five-tuple information, has guaranteed UE, the consistency of PGW and PCRF action.The embodiment of the present invention does not need to revise existing agreement, just be increased in the bearing resource modification process of simulating UE in PGW, the foundation of notifying UE need to initiate carrying by PCRF, can solve network side and set up while carrying, have no idea to notify the situation of PCRF, simple and be easy to realize.

It should be noted that, for embodiment of the method, for simple description, therefore it is all expressed as to a series of combination of actions, but those skilled in the art should know, the application is not subject to the restriction of described sequence of movement, because according to the application, some step can adopt other orders or carry out simultaneously.Secondly, those skilled in the art also should know, the embodiment described in specification all belongs to preferred embodiment, and related action might not be that the application is necessary.

Embodiment bis-:

With reference to Fig. 5, show the structured flowchart of the device embodiment of a kind of service bearer foundation of the present invention, described device specifically can comprise as lower module:

Be positioned at the acquisition module 201 of PGW, the Indication message occurring for acquisition business;

In a preferred embodiment of the present invention, described PGW can comprise signaling plane and user's face, described in be positioned at PGW acquisition module 201 can comprise:

The pre-defined rule that is positioned at PGW receives submodule, for adhere to Attach process at UE, receives the pre-defined rule Pre_Rule1 that PCRF sends;

The notice that is positioned at PGW sends submodule, for sending according to described Pre_Rule1 the face to user of notifying;

Be positioned at the generation module 202 of PGW, for generating credit control request information CCR according to described Indication message;

In a preferred embodiment of the present invention, described in be positioned at PGW generation module 202 can comprise:

Be positioned at the sending module 203 of PGW, for sending described CCR to "Policy and Charging Rules Function entity PCRF;

Be positioned at the judge module 204 of PGW, for judging whether to receive the Credit Control Answer message CCA that described PCRF returns for described CCR; If so, call the notification module that is positioned at PGW;

Be positioned at the notification module 205 of PGW, for setting up carrying for described CCA notifying user equipment UE.

In a preferred embodiment of the present invention, described in be positioned at PGW notification module 205 can comprise:

In a preferred embodiment of the present invention, described Packet-Filter-Information AVP comprises five-tuple information, and described business is streaming media service, described in be carried as dedicated bearer.

For device embodiment, because it is substantially similar to embodiment of the method, so description is fairly simple, relevant part is referring to the part explanation of embodiment of the method.

Each embodiment in this specification all adopts the mode of going forward one by one to describe, and each embodiment stresses is the difference with other embodiment, between each embodiment identical similar part mutually referring to.

Those skilled in the art should understand, the application's embodiment can be provided as method, device or computer program.Therefore, the application can adopt complete hardware implementation example, implement software example or in conjunction with the form of the embodiment of software and hardware aspect completely.And the application can adopt the form that wherein includes the upper computer program of implementing of computer-usable storage medium (including but not limited to magnetic disc store, CD-ROM, optical memory etc.) of computer usable program code one or more.

The application is with reference to describing according to flow chart and/or the block diagram of the method for the embodiment of the present application, equipment (system) and computer program.Should understand can be in computer program instructions realization flow figure and/or block diagram each flow process and/or the flow process in square frame and flow chart and/or block diagram and/or the combination of square frame.Can provide these computer program instructions to the processor of all-purpose computer, special-purpose computer, Embedded Processor or other programmable data processing device to produce a machine, the instruction of carrying out by the processor of computer or other programmable data processing device is produced for realizing the device in the function of flow process of flow chart or a plurality of flow process and/or square frame of block diagram or a plurality of square frame appointments.

These computer program instructions also can be stored in energy vectoring computer or the computer-readable memory of other programmable data processing device with ad hoc fashion work, the instruction that makes to be stored in this computer-readable memory produces the manufacture that comprises command device, and this command device is realized the function of appointment in flow process of flow chart or a plurality of flow process and/or square frame of block diagram or a plurality of square frame.

These computer program instructions also can be loaded in computer or other programmable data processing device, make to carry out sequence of operations step to produce computer implemented processing on computer or other programmable devices, thereby the instruction of carrying out is provided for realizing the step of the function of appointment in flow process of flow chart or a plurality of flow process and/or square frame of block diagram or a plurality of square frame on computer or other programmable devices.

Although described the application's preferred embodiment, once those skilled in the art obtain the basic creative concept of cicada, can make other change and modification to these embodiment.So claims are intended to all changes and the modification that are interpreted as comprising preferred embodiment and fall into the application's scope.

Finally, also it should be noted that, in this article, relational terms such as the first and second grades is only used for an entity or operation to separate with another entity or operating space, and not necessarily requires or imply and between these entities or operation, have the relation of any this reality or sequentially.And, term " comprises ", " comprising " or its any other variant are intended to contain comprising of nonexcludability, thereby the process, method, article or the equipment that make to comprise a series of key elements not only comprise those key elements, but also comprise other key elements of clearly not listing, or be also included as the intrinsic key element of this process, method, article or equipment.The in the situation that of more restrictions not, the key element being limited by statement " comprising ... ", and be not precluded within process, method, article or the equipment that comprises described key element and also have other identical element.

The method of above a kind of service bearer provided by the present invention being set up, and, the device that a kind of service bearer is set up, be described in detail, applied specific case herein principle of the present invention and execution mode are set forth, the explanation of above embodiment is just for helping to understand method of the present invention and core concept thereof; , for one of ordinary skill in the art, according to thought of the present invention, all will change in specific embodiments and applications, in sum, this description should not be construed as limitation of the present invention meanwhile.

Claims

1. the method that service bearer is set up, is characterized in that, comprising:

2. method according to claim 1, is characterized in that, described PGW comprises signaling plane and user's face, and the step of the Indication message that described packet data gateway PGW acquisition business occurs comprises:

3. method according to claim 1 and 2, is characterized in that, the step that described PGW generates credit control request information CCR according to described Indication message comprises:

Described PGW generates credit control request information CCR;

4. method according to claim 1, is characterized in that, the step that described PGW sets up carrying for described CCA notice UE comprises:

5. method according to claim 3, is characterized in that, described Packet-Filter-Information AVP comprises five-tuple information, and described business is streaming media service, described in be carried as dedicated bearer.

6. the device that service bearer is set up, is characterized in that, comprising:

7. device according to claim 6, is characterized in that, described PGW comprises signaling plane and user's face, described in be positioned at PGW acquisition module comprise:

8. according to the device described in claim 6 or 7, it is characterized in that, described in be positioned at PGW generation module comprise:

9. device according to claim 6, is characterized in that, described in be positioned at PGW notification module comprise:

10. device according to claim 8, is characterized in that, described Packet-Filter-Information AVP comprises five-tuple information, and described business is streaming media service, described in be carried as dedicated bearer.