CN102396201B - Method and system for traffic offload, and policy and charging rule function entity - Google Patents
Method and system for traffic offload, and policy and charging rule function entity Download PDFInfo
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- CN102396201B CN102396201B CN201080001577.4A CN201080001577A CN102396201B CN 102396201 B CN102396201 B CN 102396201B CN 201080001577 A CN201080001577 A CN 201080001577A CN 102396201 B CN102396201 B CN 102396201B
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/50—Network services
- H04L67/56—Provisioning of proxy services
- H04L67/563—Data redirection of data network streams
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/50—Network services
- H04L67/60—Scheduling or organising the servicing of application requests, e.g. requests for application data transmissions using the analysis and optimisation of the required network resources
- H04L67/63—Routing a service request depending on the request content or context
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Abstract
A method and system for traffic offload and a policy and charging rule function entity are provided. The method comprises: the Policy and Charging Rule Function (PCRF) entity receiving a credit control request message sent by a Policy and Charging Enforcement Function (PCEF) entity, wherein the credit control request message carries a service information of a user equipment and the service information is sent by the user equipment when a bearing resource amendment message is initiated; determining whether to offload the traffic corresponding to the service information of the user equipment according to the service information of the user equipment; after determining to offload the traffic corresponding to the service information of the user equipment, the policy and charging rule function entity obtaining the first policy and charging control (PCC) rule corresponding to the service information of the user equipment; and then sending the first PCC rule to a local offloading node. The present scheme offloads the service of the user equipment initiating the bearing resource amendment message and implements the Selected IP Traffic Offload (SIPTO) based on service level.
Description
Technical field
The present invention relates to communication technical field, relate in particular to a kind of Business Stream by-pass method, system and strategy and charging regulation function entity.
Background technology
Third generation partner program (3rd Generation Partnership Project; Hereinafter to be referred as: 3GPP) in standard, System Architecture Evolution (System Architecture Evolution; Hereinafter to be referred as: network architecture SAE) comprises: Access Network part and core net part.Wherein, Access Network partly comprises global system for mobile communications enhanced data rates for gsm evolution wireless access network (Global System for Mobile Communications Enhanced Data Rate for GSM Evolution Radio Access Network; Hereinafter to be referred as: GERAN), wireless access (Universal Terrestrial Radio Access on global land; Hereinafter to be referred as: UTRAN) with evolution UTRAN (Evolved-UTRAN; Hereinafter to be referred as: E-UTRAN); Core net part mainly comprises Mobility Management Entity (Mobility Management Entity; Hereinafter to be referred as: MME), gateway (Service Gateway; Hereinafter to be referred as: SGW), packet data gateway (Packet Data Network Gateway; Hereinafter to be referred as: PGW) with strategy and charging rule functions (Policy and charging Rules Function; Hereinafter to be referred as PCRF) entity etc., mobile and session letter the present of MME management wherein; SGW and PGW realize transfer of data.
In the network architecture of SAE, all data flow all will be passed through core network entity SGW and PGW, by PGW, connect external packet data network (Packet Data Network; Hereinafter to be referred as: PDN), for example: internet.
Internet protocol conference service local bypass (the Selected IP Traffic Offload selecting; Hereinafter to be referred as: SIPTO) technology can make business data flow without the core net of operator, has reduced the load of core net.
SIPTO scheme under existing SAE framework is based on APN (Access Point Name; Hereinafter to be referred as: APN) granularity.Particularly, subscriber equipment (User Equipment; Hereinafter to be referred as: UE) can initiate PDN and connect the request of foundation, in request message is set up in PDN connection, carry APN, this APN is the SIPTO APN that predefined is good, or non-SIPTO APN (non-SIPTO APN); MME determines whether to support bypass according to above-mentioned APN, and MME carries out bypass to business all under this APN, or business all under this APN is not carried out to bypass.
But such scheme is not realized under same APN, different business is carried out respectively to the ability of non-SIPTO or SIPTO, there is no to realize the SIPTO based on service level.
Summary of the invention
The embodiment of the present invention provides a kind of Business Stream by-pass method, system and strategy and charging regulation function entity, to realize, the business of subscriber equipment initiation bearing resource modification message is carried out to bypass, realizes the SIPTO based on service level.
The embodiment of the present invention provides a kind of Business Stream by-pass method, comprising:
Strategy receives the tactful credit control request information sending with charging execution function entity with charging regulation function entity, and described credit control request information is carried subscriber equipment in the business information of the described subscriber equipment of initiating to send when bearing resource is revised message;
Described strategy determines whether Business Stream corresponding to the business information of described subscriber equipment to carry out bypass according to the business information of described subscriber equipment with charging regulation function entity;
After determining Business Stream corresponding to the business information of described subscriber equipment being carried out to bypass, described strategy obtains first tactful and charging control (the Policy and Charging Control corresponding with the business information of described subscriber equipment with charging regulation function entity; Hereinafter to be referred as: PCC) rule, a described PCC rule comprises internet protocol conference service local bypass (SIPTO) indication of selection;
Described strategy and charging regulation function entity send to local bypass node by a described PCC rule, so that the SIPTO carrying that described local bypass node is corresponding with described Business Stream according to a described PCC rule creation, or according to a described PCC rule, existing SIPTO carrying is modified or deletion action.
The embodiment of the present invention also provides a kind of strategy and charging regulation function entity, comprising:
Receiver module, the credit control request information sending for receiving strategy and charging execution function entity, described credit control request information is carried subscriber equipment in the business information of the described subscriber equipment of initiating to send when bearing resource is revised message;
Determination module, carries out bypass for determining whether according to the business information of described subscriber equipment to Business Stream corresponding to the business information of described subscriber equipment;
Obtain module, for after described determination module determines that corresponding Business Stream carries out bypass to the business information of described subscriber equipment, (PCC) rule is controlled in corresponding the first strategy and the charging of business information that obtains the described subscriber equipment receiving with described receiver module, and a described PCC rule comprises internet protocol conference service local bypass (SIPTO) indication of selection;
Sending module, for a described PCC rule is sent to local bypass node, so that the SIPTO carrying that described local bypass node is corresponding with described Business Stream according to a described PCC rule creation, or according to a described PCC rule, existing SIPTO carrying is modified or deletion action.
The embodiment of the present invention also provides a kind of Business Stream bypath system, comprising: local bypass node and strategy and charging regulation function entity;
Described strategy and charging regulation function entity, the credit control request information sending for receiving strategy and charging execution function entity, described credit control request information is carried subscriber equipment in the business information of the described subscriber equipment of initiating to send when bearing resource is revised message; According to the business information of described subscriber equipment, determine whether Business Stream corresponding to the business information of described subscriber equipment to carry out bypass; After determining Business Stream corresponding to the business information of described subscriber equipment being carried out to bypass, obtain first strategy and the charging corresponding with the business information of described subscriber equipment and control (PCC) rule, a described PCC rule comprises internet protocol conference service local bypass (SIPTO) indication of selection; And a described PCC rule is sent to described local bypass node;
Described local bypass node, for the SIPTO carrying corresponding with described Business Stream according to a described PCC rule creation, or modifies or deletion action to existing SIPTO carrying according to a described PCC rule.
Pass through the embodiment of the present invention, after strategy receives the credit control request information of strategy and charging execution function entity transmission with charging regulation function entity, according to the business information of the subscriber equipment carrying in this credit control request information, after determining Business Stream corresponding to the business information of this subscriber equipment being carried out to bypass, obtain a PCC rule corresponding with the business information of this subscriber equipment, the one PCC rule comprises SIPTO indication, then strategy sends to local bypass node with charging regulation function entity by a PCC rule, by this local bypass node, according to the PCC rule creation SIPTO corresponding with above-mentioned Business Stream, carried, or according to a PCC rule, existing SIPTO carrying is modified or deletion action.Thereby realized, the business of subscriber equipment initiation bearing resource modification message is carried out to bypass, realize the SIPTO based on service level.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, to the accompanying drawing of required use in embodiment or description of the Prior Art be briefly described below, apparently, accompanying drawing in the following describes is some embodiments of the present invention, for those of ordinary skills, do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is the flow chart of Business Stream by-pass method embodiment mono-of the present invention;
Fig. 2 is the flow chart of Business Stream by-pass method embodiment bis-of the present invention;
Fig. 3 is the flow chart of Business Stream by-pass method embodiment tri-of the present invention;
Fig. 4 is the flow chart of Business Stream by-pass method embodiment tetra-of the present invention;
Fig. 5 is the flow chart of Business Stream by-pass method embodiment five of the present invention;
Fig. 6 is the flow chart of Business Stream by-pass method embodiment six of the present invention;
Fig. 7 is the flow chart of Business Stream by-pass method embodiment seven of the present invention;
Fig. 8 is the structural representation of strategy of the present invention and charging regulation function entity embodiment mono-;
Fig. 9 is the structural representation of Business Stream bypath system embodiment mono-of the present invention;
Figure 10 is the structural representation of Business Stream bypath system embodiment bis-of the present invention.
Embodiment
For making object, technical scheme and the advantage of the embodiment of the present invention clearer, below in conjunction with the accompanying drawing in the embodiment of the present invention, technical scheme in the embodiment of the present invention is clearly and completely described, obviously, described embodiment is the present invention's part embodiment, rather than whole embodiment.Embodiment based in the present invention, the every other embodiment that those of ordinary skills obtain under the prerequisite of not making creative work, belongs to the scope of protection of the invention.
Fig. 1 is the flow chart of Business Stream by-pass method embodiment mono-of the present invention, and as shown in Figure 1, this Business Stream by-pass method can comprise:
Wherein, PCEF entity is strategy and Internet Protocol (Internet Protocol; Hereinafter to be referred as: the Policy Enforcement Point that IP) bearing resource charging is controlled.In the embodiment of the present invention, PCEF entity is arranged in packet data gateway and local bypass node.
Particularly, PCRF entity can, according to the business information of this subscriber equipment, in conjunction with configuration information and/or the carrier policy of this pre-configured PCRF, determine whether Business Stream corresponding to the business information of this subscriber equipment to carry out bypass.
In addition, PCRF entity can also send to process Transaction Identifier local bypass node, wherein, process Transaction Identifier is the association identification by user equipment allocation, for the bearing resource of establishment, the modification that local bypass node is initiated or the flow process of deleting SIPTO carrying and subscriber equipment initiation, revising message flow associates, after receiving this process Transaction Identifier, this local bypass node can be initiated above-mentioned SIPTO carrying according to this process Transaction Identifier bearing resource with this subscriber equipment is revised message flow and is carried out associated.
In the embodiment of the present invention, local bypass node can be local packet data gateway (Local PGW; Hereinafter to be referred as: L-PGW), also can realize the entity of bypass functionality for other, the embodiment of the present invention is not construed as limiting the concrete form of local bypass node.
In a kind of implementation of the present embodiment, PCRF entity can receive the credit control request information that packet data gateway sends, this credit control request information is that packet data gateway receives the bearing resource command messages transmission afterwards that Mobility Management Entity sends by gateway, and this bearing resource command messages is that Mobility Management Entity receives the bearing resource modification message transmission afterwards that subscriber equipment sends; At this moment, PCRF entity can send to local bypass node by a PCC rule by re-authentication requests message; In addition, PCRF entity can also send to local bypass node by process Transaction Identifier by above-mentioned re-authentication requests message, so that this local bypass node is initiated above-mentioned SIPTO carrying according to this process Transaction Identifier bearing resource with this subscriber equipment is revised message flow, carries out associated.
In the another kind of implementation of the present embodiment, PCRF entity can receive the credit control request information that packet data gateway sends, this credit control request information is that packet data gateway receives the bearing resource command messages transmission afterwards that Mobility Management Entity sends by gateway, and this bearing resource command messages is that Mobility Management Entity receives the bearing resource modification message transmission afterwards that subscriber equipment sends; At this moment, PCRF entity can, after receiving the session establishment request message of local bypass node transmission, send to local bypass node by session establishment response message by a PCC rule; In addition, the process Transaction Identifier that local bypass node can receiving mobility management entity sends by session establishment request message, and the bearing resource modification message flow of above-mentioned SIPTO carrying being initiated with this subscriber equipment according to this process Transaction Identifier carries out associated.
In above-mentioned two kinds of implementations, PCRF entity can also send to packet data gateway by SIPTO indication, so that this packet data gateway sends bearing resource to gateway and unsuccessfully indicates, and by this gateway, bearing resource is unsuccessfully indicated and sent to Mobility Management Entity; The cause value indication of above-mentioned bearing resource in unsuccessfully indicating carried out bypass to above-mentioned Business Stream.
In another implementation of the present embodiment, PCRF entity can receive the credit control request information that local bypass node sends, and this credit control request information is that local bypass node receives the bearing resource command messages transmission afterwards that Mobility Management Entity sends; In this implementation, PCRF entity can send to local bypass node by an above-mentioned PCC rule by Credit Control Answer message.In this implementation, before PCRF entity receives credit control request information, Mobility Management Entity can be by parallel gateway and the local bypass node of sending to of bearing resource command messages.
In addition, in the present embodiment, after determining Business Stream corresponding to the business information of this subscriber equipment not carried out to bypass, PCRF entity can obtain the two PCC rule corresponding with the business information of this subscriber equipment, and the 2nd PCC rule comprises that non-SIPTO indication or the 2nd PCC rule do not comprise SIPTO indication; Then, PCRF entity can send to local bypass node by the 2nd PCC rule, so that local bypass node sends bearing resource to Mobility Management Entity, unsuccessfully indicates, and this bearing resource is unsuccessfully indicated and carried above-mentioned the 2nd PCC rule.Particularly, PCRF entity can receive the credit control request information that local bypass node sends, and this credit control request information is that local bypass node receives the bearing resource command messages transmission afterwards that Mobility Management Entity sends; Then, PCRF entity can send to local bypass node by the 2nd PCC rule by Credit Control Answer message.
Next, local bypass node is after above-mentioned Mobility Management Entity transmission bearing resource is unsuccessfully indicated, and this Mobility Management Entity can send bearing resource command messages to packet data gateway by gateway; Or receive the credit control request information of PCEF entity transmission at PCRF entity before, Mobility Management Entity can be by parallel gateway and the local bypass node of sending to of bearing resource command messages.
In above-described embodiment, after PCRF entity receives the credit control request information of PCEF entity transmission, according to the business information of the subscriber equipment carrying in this credit control request information, after determining Business Stream corresponding to the business information of this subscriber equipment being carried out to bypass, obtain a PCC rule corresponding with the business information of this subscriber equipment, the one PCC rule comprises SIPTO indication, then PCRF entity sends to local bypass node by a PCC rule, by this local bypass node, according to the PCC rule creation SIPTO corresponding with above-mentioned Business Stream, carried, or according to a PCC rule, existing SIPTO carrying is modified or deletion action.Thereby realized, the business of subscriber equipment initiation bearing resource modification message is carried out to bypass, realize the SIPTO based on service level.
Fig. 2 is the flow chart of Business Stream by-pass method embodiment bis-of the present invention, and the present embodiment be take local bypass node and described as L-PGW as example.As shown in Figure 2, this Business Stream by-pass method can comprise:
Step 201, UE sends bearing resource to MME and revises message.This bearing resource is revised evolved packet system default bearer sign (the Linked Evolved Packet System Bearer Identifier that message is carried connection; Hereinafter to be referred as: LBI), process Transaction Identifier (Procedure Transaction Identifier; Hereinafter to be referred as: PTI), service quality (Quality of Service; Hereinafter to be referred as: QoS), collection of services describes (Traffic Aggregate Description; Hereinafter to be referred as: TAD) and protocol configuration option (Protocol Configuration Options; Hereinafter to be referred as: PCO).
In the present embodiment, the business information that TAD and PCO are this UE; Optionally, this bearing resource is revised message and can also be carried grouping system bearing identification (the Evolved Packet System Bearer Identity of evolution; Hereinafter to be referred as: EPS Bearer ID).
Wherein, TAD indicates this bearing resource to revise the operation of message request, comprises interpolation, revises or delete packet filter; PTI is the association identification of being distributed by UE, revises message flow associate for the bearing resource of establishment, the modification that L-PGW is initiated or the process of deleting SIPTO carrying and UE initiation; QoS refers to the quality of service information of this bearing resource modification message request; PCO for transmitting some application layer parameters, to SGW and MME transparent transmission between UE and PGW.
In the present embodiment, when UE request creates the operation of new carrying, this bearing resource is revised message need to carry LBI, and wherein, the carrying that LBI creates for identification request is associated with which PDN connection, and LBI is the sign of default bearer; And in existing carrying, modify or during deletion action, this bearing resource is revised message need to carry EPS bearer ID when UE request.
Step 202, MME sends bearing resource order (Bearer Resource Command) message to SGW, and this bearing resource command messages carries LBI, PTI, QoS, TAD and PCO.
Step 203, SGW sends bearing resource command messages to PGW, and this bearing resource command messages carries LBI, PTI, QoS, TAD and PCO.
Step 204, PGW sends credit to PCRF entity and controls request (Credit Control Request; Hereinafter to be referred as: CCR) message, this CCR message is carried the information of packet filter and to the operation information of packet filter and QoS information, also will be carried PTI here.This CCR message is used for asking PCC rule.The information of packet filter and be that PGW comes from QoS and TAD conversion to the operation information of packet filter and QoS information wherein.
Step 205, after PCRF entity is determined Business Stream corresponding to the business information of this UE is carried out to bypass according to the business information of this UE, obtain a PCC rule corresponding with the business information of this UE, the one PCC rule comprises SIPTO indication, and this SIPTO indication is that above-mentioned Business Stream is set up SIPTO carrying or informing network side is modified or deletion action to existing SIPTO carrying for informing network side; Then, PCRF entity sends Credit Control Answer (Credit Control Answer to PGW; Hereinafter to be referred as: CCA) message, this CCA message is carried above-mentioned SIPTO indication.
Wherein, the business information of this UE comprises QoS and TAD.
Step 206, after PGW receives SIPTO indication, to SGW, send bearing resource and unsuccessfully indicate (Bearer Resource Failure Indication), the cause value indication of this bearing resource in unsuccessfully indicating carried out bypass to above-mentioned Business Stream, is used to indicate and sets up SIPTO carrying or existing SIPTO carrying is modified or deletion action for above-mentioned Business Stream.Particularly, the cause value in can this bearing resource unsuccessfully indicating is set to SIPTO indication, to indicate, above-mentioned Business Stream is carried out to bypass; Certainly the embodiment of the present invention is not limited to this, and the cause value of bearing resource in unsuccessfully indicating can also be set by other means, the embodiment of the present invention bearing resource is unsuccessfully indicated in the set-up mode of cause value be not construed as limiting.
Step 207, SGW sends bearing resource to MME and unsuccessfully indicates, and this bearing resource is unsuccessfully indicated and is carried above-mentioned SIPTO indication.
Receive after bearing resource that SGW sends unsuccessfully indicates, MME waits for that L-PGW initiates to create, revise or delete the operation of SIPTO carrying.
Step 208, PCRF entity sends re-authentication requests (Re-Auth Request to L-PGW; Hereinafter to be referred as: RAR) message, this RAR message is carried PCC rule and a PTI.Wherein, the bearing resource that the process that PTI carries for establishment, modification or the deletion SIPTO that L-PGW is initiated is initiated with UE is revised message flow and is carried out associated.
In the present embodiment, a PCC rule comprises SIPTO indication, and this SIPTO indication is used to indicate L-PGW above-mentioned Business Stream is carried out to bypass operation; Alternatively, a PCC rule can also comprise that Business Stream detects information and QoS etc.
In the present embodiment, PCRF entity has been set up session with L-PGW when initially adhering to, and can be therefore that PCRF entity sends RAR message here.Wherein, the address of L-PGW can send to SGW by MME when initially adhering to, then sends to PGW by SGW, and then sends to PCRF entity by PGW; Also can be when initially adhering to by L-PGW initiatively to PCRF entity initiation session, the address of this L-PGW is sent to PCRF entity.
In the present embodiment, step 208 can be after step 205, before step 206, carries out; Also can after step 207, carry out; Can also with step 206 and step 207 executed in parallel.
Step 209, L-PGW sends establishment, modification or deleting bearing request (Create/Update/Delete Bearer Request) message to MME, and this establishment, modification or deleting bearing request message carry PTI, QoS and traffic flow template (Traffic Flow Template; Hereinafter to be referred as: TFT), for creating the SIPTO carrying corresponding with above-mentioned Business Stream, or existing SIPTO carrying is modified or deletion action.
Step 210, MME initiates to create, revise or delete the process of wireless side SIPTO carrying to wireless side.
Step 211, MME sends establishment, modification or deleting bearing response (Create/Update/Delete Bearer Response) message to L-PGW, at the NodeB of evolution (evolved NodeB; Hereinafter to be referred as: eNB) and between L-PGW, create SIPTO carrying, or existing SIPTO carrying between eNB and L-PGW is modified or deletion action.
Step 212, L-PGW sends discrimination weight to PCRF entity and replys (Re-Auth Answer; Hereinafter to be referred as: RAA) message, whether indexed resource distributes successful.
Above-described embodiment has been realized the business of UE initiation bearing resource modification message has been carried out to bypass, realizes the SIPTO based on service level.
Fig. 3 is the flow chart of Business Stream by-pass method embodiment tri-of the present invention, and the present embodiment be take local bypass node and described as L-PGW as example.As shown in Figure 3, this Business Stream by-pass method can comprise:
Step 301, UE sends bearing resource to MME and revises message, and this bearing resource is revised message and is carried LBI, QoS, TAD and PCO.
In the present embodiment, the business information that QoS and TAD are this UE.
Step 302, MME sends bearing resource command messages to SGW, and this bearing resource command messages carries LBI, QoS, TAD and PCO.
Step 303, SGW sends bearing resource command messages to PGW, and this bearing resource command messages carries LBI, QoS, TAD and PCO.
Step 304, PGW sends CCR message to PCRF entity, and this CCR message is carried the information of packet filter and to the operation information of packet filter and QoS information.This CCR message is used for asking PCC rule.The information of packet filter and be that PGW comes from QoS and TAD conversion to the operation information of packet filter and QoS information wherein.
Step 305, after PCRF entity is determined Business Stream corresponding to the business information of this UE is carried out to bypass according to the business information of this UE, obtain a PCC rule corresponding with the business information of this UE, the one PCC rule comprises SIPTO indication, and this SIPTO indication is that above-mentioned Business Stream is set up SIPTO carrying or informing network side is modified or deletion action to existing SIPTO carrying for informing network side; Then, PCRF entity sends CCA message to PGW, and this CCA message is carried above-mentioned SIPTO indication.
Wherein, the business information of this UE comprises QoS and TAD.
Step 306, after PGW receives SIPTO indication, sends bearing resource to SGW and unsuccessfully indicates, and the cause value indication of this bearing resource in unsuccessfully indicating carried out bypass to above-mentioned Business Stream, is used to indicate and sets up SIPTO carrying for above-mentioned Business Stream.Particularly, the cause value in can this bearing resource unsuccessfully indicating is set to SIPTO indication, to indicate, above-mentioned Business Stream is carried out to bypass; Certainly the embodiment of the present invention is not limited to this, and the cause value of bearing resource in unsuccessfully indicating can also be set by other means, the embodiment of the present invention bearing resource is unsuccessfully indicated in the set-up mode of cause value be not construed as limiting.
Step 307, SGW sends bearing resource to MME and unsuccessfully indicates, and this bearing resource is unsuccessfully indicated and is carried above-mentioned SIPTO indication.
Step 308, MME selects L-PGW, and sends session establishment request message to the L-PGW selecting, and this session establishment request message carries PTI and default bearer sign (EPS Bearer Identity for default bearer).This default bearer is identified at when L-PGW creates SIPTO carrying and sends to MME, so that MME associates the SIPTO carrying of establishment with default bearer.
Wherein, PTI carries out associated for the process of establishment SIPTO carrying and the bearing resource modification message flow of UE initiation that L-PGW is initiated.
Step 309, L-PGW sends session establishment request message to PCRF entity, and this session establishment request message carries the IP address of UE, so that PCRF entity connects access network (IP-Connectivity Access Network by IP; Hereinafter to be referred as: IP-CAN) the session session association corresponding with this session establishment request message gets up.
Step 310, PCRF entity sends session establishment response message to L-PGW, and this session establishment response message carries a PCC rule.
Step 311, L-PGW sends and creates bearing request message to MME, and this establishment bearing request message is used to indicate MME and creates SIPTO carrying, and this establishment bearing request message is carried the information such as PTI, QoS, TFT and default bearer sign.
Step 312, MME initiates to create the process of wireless side SIPTO carrying to wireless side.
Step 313, MME sends and creates bearing response message to L-PGW, creates SIPTO carrying between eNB and L-PGW.
Above-described embodiment has been realized the business of UE initiation bearing resource modification message has been carried out to bypass, realizes the SIPTO based on service level.
Fig. 4 is the flow chart of Business Stream by-pass method embodiment tetra-of the present invention, and the present embodiment be take local bypass node and described as L-PGW as example.As shown in Figure 4, this Business Stream by-pass method can comprise:
Step 401, UE sends bearing resource to MME and revises message, and this bearing resource is revised message and is carried LBI, PTI, EPS Bearer ID, QoS, TAD and PCO.
Wherein, the business information that QoS and TAD are this UE; EPS Bearer ID indication is modified or deletion action in existing carrying.
Step 402, MME sends bearing resource command messages to L-PGW, and this bearing resource command messages carries EPS Bearer ID, PTI, QoS, TAD and PCO.
Step 403, L-PGW sends session modification request message to PCRF entity, and this session modification request message is carried the information of packet filter and to the operation information of packet filter and QoS information, also will be carried PTI here.This session modification request message is a kind of of CCR message, for asking PCC rule.The information of packet filter and be that L-PGW comes from QoS and TAD conversion to the operation information of packet filter and QoS information wherein.
Step 404, PCRF entity sends session modification response message to L-PGW, and this session modification response message carries a PCC rule corresponding with the business information of this UE, and a PCC rule comprises SIPTO indication.
Wherein, the business information of this UE comprises QoS and TAD.
Step 405, the PCC rule that L-PGW issues according to PCRF entity, sends establishment, modification or deleting bearing request message to MME, for Business Stream corresponding to the business information of above-mentioned UE creates SIPTO carrying, or, existing SIPTO carrying is modified or deletion action.
Step 406, MME sends corresponding establishment, modification or deleting bearing request message to wireless side, initiates to create, revise or delete the operation of corresponding wireless side SIPTO carrying.
Step 407, MME sends establishment, modification or the deleting bearing response message corresponding with this establishment, modification or deleting bearing request message to L-PGW.
Above-described embodiment has been realized the business of UE initiation bearing resource modification message has been carried out to bypass, realizes the SIPTO based on service level.
Fig. 5 is the flow chart of Business Stream by-pass method embodiment five of the present invention, and the present embodiment be take local bypass node and described as L-PGW as example.As shown in Figure 5, this Business Stream by-pass method can comprise:
Step 501, UE sends bearing resource to MME and revises message, and this bearing resource is revised message and is carried LBI, PTI, QoS, TAD and PCO.
In the present embodiment, the business information that QoS and TAD are this UE.
Step 502, MME sends bearing resource command messages to L-PGW, and this bearing resource command messages carries LBI, PTI, QoS, TAD and PCO.
Step 503, L-PGW sends session modification request message to PCRF entity, and this session modification request message is carried the information of packet filter and to the operation information of packet filter and QoS information, also will be carried PTI here.This session modification request message is a kind of of CCR message, for asking PCC rule.The information of packet filter and be that L-PGW comes from QoS and TAD conversion to the operation information of packet filter and QoS information wherein.
Step 504, after PCRF entity is determined Business Stream corresponding to the business information of this UE is not carried out to bypass according to the business information of UE, obtain the two PCC rule corresponding with the business information of this UE, the 2nd PCC rule carries non-SIPTO indication or the 2nd PCC rule is not carried SIPTO indication, wherein, the 2nd PCC rule is designated as UE and creates a non-SIPTO carrying, or existing non-SIPTO carrying is modified or deletion action; Then, PCRF entity can send to L-PGW by the 2nd PCC rule by session modification response message.
Step 505, L-PGW sends bearing resource to MME and unsuccessfully indicates, and this bearing resource is unsuccessfully indicated and is carried non-SIPTO indication or this bearing resource and unsuccessfully indicate and do not carry SIPTO indication.
Receive after bearing resource that L-PGW sends unsuccessfully indicates, MME waits for that PGW initiates to create, revise or delete the operation of non-SIPTO carrying.
Step 506, PCRF entity sends RAR message to PGW, and this RAR message is carried PTI and the 2nd PCC rule.
Step 507, PGW sends RAA message to PCRF entity.
Step 508, PGW, according to above-mentioned the 2nd PCC rule, sends establishment, modification or deleting bearing request message to SGW.
Step 509, SGW sends establishment, modification or deleting bearing request message to MME.
Step 510, MME initiates the corresponding operation that creates, revises or delete non-SIPTO carrying to wireless side.
Step 511, MME sends establishment, modification or deleting bearing response message to SGW.
Above-described embodiment has been realized the business of UE initiation bearing resource modification message has not been carried out to bypass.
Fig. 6 is the flow chart of Business Stream by-pass method embodiment six of the present invention, and the present embodiment be take local bypass node and described as L-PGW as example.As shown in Figure 6, this Business Stream by-pass method can comprise:
Step 601, UE sends bearing resource to MME and revises message.
Step 602, MME sends bearing resource command messages to L-PGW.
Step 603, L-PGW sends session modification request message to PCRF entity, and this session modification request message is carried the QoS of request.
Step 604, PCRF entity sends session modification response message to L-PGW, and this session modification response message carries non-SIPTO indication.This non-SIPTO indication is used to indicate as UE creates a non-SIPTO carrying, or existing non-SIPTO carrying is modified or deletion action.
Step 605, L-PGW sends bearing resource to MME and unsuccessfully indicates, and this bearing resource is unsuccessfully indicated and is carried non-SIPTO indication.This non-SIPTO indication is used to indicate as UE creates a non-SIPTO carrying, or existing non-SIPTO carrying is modified or deletion action.
Step 606, MME sends bearing resource command messages to SGW.
Step 607, SGW sends bearing resource command messages to PGW.
Step 608, PGW sends CCR message to PCRF entity.
Step 609, PCRF entity sends CCA message to PGW, and this CCA message is carried the 2nd PCC rule.
Step 610, PGW, according to above-mentioned the 2nd PCC rule, sends establishment, modification or deleting bearing request message to SGW.
Step 611, SGW sends establishment, modification or deleting bearing request message to MME.
Step 612, MME initiates the corresponding operation that creates, revises or delete non-SIPTO carrying to wireless side.
Step 613, MME sends establishment, modification or deleting bearing response message to SGW.
Above-described embodiment has been realized the business of UE initiation bearing resource modification message has not been carried out to bypass.
Fig. 7 is the flow chart of Business Stream by-pass method embodiment seven of the present invention, and the present embodiment be take local bypass node and described as L-PGW as example.As shown in Figure 7, this Business Stream by-pass method can comprise:
Step 701, UE sends bearing resource to MME and revises message.
In the present embodiment, when not needing to carry out Business Stream bypass, execution step 702a～step 710; When needs carry out Business Stream bypass, execution step 711a～step 718.
Step 702a, MME sends bearing resource command messages to L-PGW.
Step 703a, L-PGW sends session modification request message to PCRF entity, and this session modification request message is carried the QoS of request.
Step 704a, PCRF entity sends session modification response message to L-PGW, and this session modification response message carries non-SIPTO indication.This non-SIPTO indication is used to indicate as UE creates a non-SIPTO carrying, or existing non-SIPTO carrying is modified or deletion action.
Step 705a, L-PGW sends bearing resource to MME and unsuccessfully indicates, and this bearing resource is unsuccessfully indicated and is carried non-SIPTO indication.This non-SIPTO indication is used to indicate as UE creates a non-SIPTO carrying, or existing non-SIPTO carrying is modified or deletion action.
MME receives after this bearing resource unsuccessfully indicates, and waits for that PGW initiates to create, revise or delete the operation of non-SIPTO carrying.
Step 702b, MME sends bearing resource command messages to SGW.
Step 703b, SGW sends bearing resource command messages to PGW.
Step 704b, PGW sends CCR message to PCRF entity.
Step 705b, PCRF entity sends CCA message to PGW, and this CCA message is carried the 2nd PCC rule.
Step 706b, PGW, according to above-mentioned the 2nd PCC rule, sends establishment, modification or deleting bearing request message to SGW.
Step 707b, SGW sends establishment, modification or deleting bearing request message to MME.
In the present embodiment, step 702a～step 705a and step 702b～step 707b executed in parallel.
Step 708, MME initiates the corresponding operation that creates, revises or delete non-SIPTO carrying to wireless side.
Step 709, MME sends establishment, modification or deleting bearing response message to SGW.
Step 710, SGW sends establishment, modification or deleting bearing response message to PGW.
Step 711a, MME sends bearing resource command messages to L-PGW.
Step 712a, L-PGW sends session modification request message to PCRF entity, and this session modification request message is carried the QoS of request.
Step 713a, PCRF entity sends session modification response message to L-PGW, and this session modification response message carries SIPTO indication.This SIPTO indication is used to indicate as UE creates a SIPTO carrying, or existing SIPTO carrying is modified or deletion action.
Step 714a, L-PGW sends establishment, modification or deleting bearing request message to MME.
Step 711b, MME sends bearing resource command messages to SGw.
Step 712b, SGw sends bearing resource command messages to PGw.
Step 713b, PGW sends CCR message to PCRF entity.
Step 714b, PCRF entity sends CCA message to PGW, and this CCA message is carried SIPTO indication.
Step 715b, PGW sends bearing resource to SGW and unsuccessfully indicates, and this bearing resource is unsuccessfully indicated and is carried above-mentioned SIPTO indication.
Step 716b, SGW sends bearing resource to MME and unsuccessfully indicates, and this bearing resource is unsuccessfully indicated and is carried above-mentioned SIPTO indication.
In the present embodiment, step 711a～step 714a and step 711b～step 716b executed in parallel.
Step 717, MME initiates the corresponding operation that creates, revises or delete SIPTO carrying to wireless side.
Step 718, MME sends establishment, modification or deleting bearing response message to SGW.
Above-described embodiment has been realized the business of UE initiation bearing resource modification message has been carried out to bypass, or, UE is initiated to the business of bearing resource modification message and do not carry out bypass, realized the SIPTO based on service level.
One of ordinary skill in the art will appreciate that: all or part of step that realizes said method embodiment can complete by the relevant hardware of program command, aforesaid program can be stored in a computer read/write memory medium, this program, when carrying out, is carried out the step that comprises said method embodiment; And aforesaid storage medium comprises: various media that can be program code stored such as ROM, RAM, magnetic disc or CDs.
Fig. 8 is the structural representation of strategy of the present invention and charging regulation function entity embodiment mono-, the strategy that the present embodiment provides and charging regulation function entity can be realized the present invention's flow process embodiment illustrated in fig. 1, as shown in Figure 8, this strategy and charging regulation function entity can comprise: receiver module 81, determination module 82, acquisition module 83 and sending module 84.
Wherein, receiver module 81, the credit control request information sending for receiving strategy and charging execution function entity, this credit control request information is carried subscriber equipment in the business information of this subscriber equipment of initiating to send when bearing resource is revised message; Wherein, strategy is the Policy Enforcement Point that strategy and the charging of IP bearing resource are controlled with charging execution function entity.In the embodiment of the present invention, strategy is arranged in packet data gateway and local bypass node with charging execution function entity.
Obtain module 83, for after determination module 82 determines that corresponding Business Stream carries out bypass to the business information of this subscriber equipment, a PCC rule corresponding to business information that obtains this subscriber equipment receiving with receiver module 81, a PCC rule comprises SIPTO indication;
Sending module 84, for a PCC rule is sent to local bypass node, so that the SIPTO carrying that local bypass node is corresponding with above-mentioned Business Stream according to a PCC rule creation, or according to a PCC rule, existing SIPTO carrying is modified or deletion action.
In the present embodiment, sending module 84 can also send to process Transaction Identifier local bypass node, wherein, process Transaction Identifier is the association identification by user equipment allocation, for the bearing resource of establishment, the modification that local bypass node is initiated or the flow process of deleting SIPTO carrying and subscriber equipment initiation, revising message flow associates, after receiving this process Transaction Identifier, local bypass node can be initiated above-mentioned SIPTO carrying according to this process Transaction Identifier bearing resource with subscriber equipment is revised message flow and is carried out associated.
Particularly, in a kind of implementation of the present embodiment, receiver module 81 can receive the credit control request information that packet data gateway sends, this credit control request information is that packet data gateway receives the bearing resource command messages transmission afterwards that Mobility Management Entity sends by gateway, and this bearing resource command messages is that Mobility Management Entity receives the bearing resource modification message transmission afterwards that subscriber equipment sends; At this moment, sending module 84 can send to local bypass node by a PCC rule and process Transaction Identifier by re-authentication requests message; Or sending module 84 can, after receiver module 81 receives the session establishment request message of local bypass node transmission, send to local bypass node by session establishment response message by a PCC rule.
In addition, sending module 84 can also send to packet data gateway by above-mentioned SIPTO indication, so that packet data gateway sends bearing resource to gateway and unsuccessfully indicates, and by this gateway, above-mentioned bearing resource is unsuccessfully indicated and sent to Mobility Management Entity; The cause value indication of this bearing resource in unsuccessfully indicating carried out bypass to above-mentioned Business Stream.
In the another kind of implementation of the present embodiment, receiver module 81 can receive the credit control request information that local bypass node sends, and this credit control request information is that local bypass node receives the bearing resource command messages transmission afterwards that Mobility Management Entity sends; At this moment, sending module 84 can send to local bypass node by an above-mentioned PCC rule by Credit Control Answer message.
In addition, in the present embodiment, after determination module 82 determines that corresponding Business Stream does not carry out bypass to the business information of this subscriber equipment; Obtain module 83 and can also obtain the two PCC rule corresponding with the business information of this subscriber equipment, the 2nd PCC rule comprises that non-SIPTO indication or the 2nd PCC rule do not comprise SIPTO indication; Then, sending module 84 can also send to local bypass node by the 2nd PCC rule, so that local bypass node sends bearing resource to Mobility Management Entity, unsuccessfully indicates, and this bearing resource is unsuccessfully indicated and carried above-mentioned the 2nd PCC rule.Particularly, receiver module 81 can receive the credit control request information that local bypass node sends, and this credit control request information is that local bypass node receives the bearing resource command messages transmission afterwards that Mobility Management Entity sends; Then, sending module 84 can send to local bypass node by the 2nd PCC rule by Credit Control Answer message.
In above-mentioned strategy and charging regulation function entity, after receiver module 81 receives the credit control request information of strategy and charging execution function entity transmission, determination module 82 is according to the business information of the subscriber equipment carrying in this credit control request information, after determining Business Stream corresponding to the business information of this subscriber equipment being carried out to bypass, by obtaining module 83, obtain a PCC rule corresponding with the business information of this subscriber equipment, the one PCC rule comprises SIPTO indication, then sending module 84 sends to local bypass node by a PCC rule, by this local bypass node, according to the PCC rule creation SIPTO corresponding with above-mentioned Business Stream, carried, or according to a PCC rule, existing SIPTO carrying is modified or deletion action.Thereby realized, the business of subscriber equipment initiation bearing resource modification message is carried out to bypass, realized the SIPTO based on service level.
Fig. 9 is the structural representation of Business Stream bypath system embodiment mono-of the present invention, and as shown in Figure 9, this Business Stream bypath system can comprise: strategy and charging regulation function entity 91 and local bypass node 92;
Wherein, strategy and charging regulation function entity 91, the credit control request information sending for receiving strategy and charging execution function entity, this credit control request information is carried subscriber equipment in the business information of this subscriber equipment of initiating to send when bearing resource is revised message; According to the business information of this subscriber equipment, determine whether Business Stream corresponding to the business information of this subscriber equipment to carry out bypass; After determining Business Stream corresponding to the business information of this subscriber equipment being carried out to bypass, obtain a PCC rule corresponding with the business information of this subscriber equipment, a PCC rule comprises that SIPTO indicates; And a PCC procedure of rule Transaction Identifier is sent to local bypass node 92; Particularly, strategy can be realized by strategy and charging regulation function entity shown in Fig. 8 of the present invention with charging regulation function entity 91.
Above-mentioned Business Stream bypath system has realized carries out bypass to the business of subscriber equipment initiation bearing resource modification message, has realized the SIPTO based on service level.
Figure 10 is the structural representation of Business Stream bypath system embodiment bis-of the present invention, and as shown in figure 10, this Business Stream bypath system can comprise: UE1001, eNB1002, MME1003, PCRF entity 1004, SGW1005, PGW1006 and L-PGW1007.
In the present embodiment, L-PGW1007 is local bypass node, and the function of L-PGW1007 is identical with the function of the present invention's middle local bypass node 92 embodiment illustrated in fig. 9, does not repeat them here;
The function of PCRF entity 1004 is identical with the function of the present invention's middle strategy embodiment illustrated in fig. 9 and charging regulation function entity 91, does not repeat them here; PCRF entity 1004 can be realized by the present invention's strategy embodiment illustrated in fig. 8 and charging regulation function entity equally;
In the present embodiment, UE1001, eNB1002, MME1003, PCRF entity 1004, SGW1005, PGW1006 and L-PGW1007 can carry out alternately, not repeating them here according to Fig. 2 of the present invention～flow process embodiment illustrated in fig. 7.
Above-mentioned Business Stream bypath system has realized carries out bypass to the business of subscriber equipment initiation bearing resource modification message, has realized the SIPTO based on service level.
It will be appreciated by those skilled in the art that accompanying drawing is the schematic diagram of a preferred embodiment, the module in accompanying drawing or flow process might not be that enforcement the present invention is necessary.
It will be appreciated by those skilled in the art that the module in the device in embodiment can be distributed in the device of embodiment according to embodiment description, also can carry out respective change and be arranged in the one or more devices that are different from the present embodiment.The module of above-described embodiment can be merged into a module, also can further split into a plurality of submodules.
Finally it should be noted that: above embodiment only, in order to technical scheme of the present invention to be described, is not intended to limit; Although the present invention is had been described in detail with reference to previous embodiment, those of ordinary skill in the art is to be understood that: its technical scheme that still can record aforementioned each embodiment is modified, or part technical characterictic is wherein equal to replacement; And these modifications or replacement do not make the essence of appropriate technical solution depart from the spirit and scope of various embodiments of the present invention technical scheme.
Claims (19)
1. a Business Stream by-pass method, is characterized in that, comprising:
Strategy receives the tactful credit control request information sending with charging execution function entity with charging regulation function entity, and described credit control request information is carried subscriber equipment in the business information of the described subscriber equipment of initiating to send when bearing resource is revised message;
Described strategy determines whether Business Stream corresponding to the business information of described subscriber equipment to carry out bypass according to the business information of described subscriber equipment with charging regulation function entity;
After determining Business Stream corresponding to the business information of described subscriber equipment being carried out to bypass, described strategy obtains first strategy and the charging corresponding with the business information of described subscriber equipment with charging regulation function entity and controls (PCC) rule, and a described PCC rule comprises internet protocol conference service local bypass (SIPTO) indication of selection;
Described strategy and charging regulation function entity send to local bypass node by a described PCC rule, so that the SIPTO carrying that described local bypass node is corresponding with described Business Stream according to a described PCC rule creation, or according to a described PCC rule, existing SIPTO carrying is modified or deletion action.
2. method according to claim 1, is characterized in that, also comprises:
Described strategy and charging regulation function entity send to described local bypass node by process Transaction Identifier, so that described local bypass node is initiated described SIPTO carrying according to described process Transaction Identifier bearing resource with described subscriber equipment is revised message, carry out associated.
3. method according to claim 2, is characterized in that, described strategy and charging regulation function entity receive strategy and comprise with the credit control request information that charging execution function entity sends:
Described strategy and charging regulation function entity receive the credit control request information that packet data gateway sends, described credit control request information is to send after described packet data gateway receives the bearing resource command messages that Mobility Management Entity sends by gateway, and described bearing resource command messages is that described Mobility Management Entity receives bearing resource that described subscriber equipment sends and sends after revising message;
Described strategy and charging regulation function entity send to local bypass node to comprise a described PCC rule:
Described strategy and charging regulation function entity send to described local bypass node by re-authentication requests message by a described PCC rule;
Described strategy and charging regulation function entity send to described local bypass node to comprise process Transaction Identifier:
Described strategy and charging regulation function entity send to described local bypass node by re-authentication requests message by described process Transaction Identifier.
4. method according to claim 1, is characterized in that, described strategy and charging regulation function entity receive strategy and comprise with the credit control request information that charging execution function entity sends:
Described strategy and charging regulation function entity receive the credit control request information that packet data gateway sends, described credit control request information is to send after described packet data gateway receives the bearing resource command messages that Mobility Management Entity sends by gateway, and described bearing resource command messages is that described Mobility Management Entity receives bearing resource that described subscriber equipment sends and sends after revising message;
Described strategy and charging regulation function entity send to local bypass node to comprise a described PCC rule:
Described strategy and charging regulation function entity, after receiving the session establishment request message of described local bypass node transmission, send to described local bypass node by session establishment response message by a described PCC rule.
5. method according to claim 4, is characterized in that, also comprises:
The process Transaction Identifier that described local bypass node receiving mobility management entity sends by session establishment request message, and the bearing resource modification message of described SIPTO carrying being initiated with described subscriber equipment according to described process Transaction Identifier is carried out associated.
6. according to the method described in claim 3 or 4, it is characterized in that, also comprise:
Described strategy and charging regulation function entity send to packet data gateway by described SIPTO indication, so that described packet data gateway sends bearing resource to described gateway and unsuccessfully indicates, and by described gateway, described bearing resource is unsuccessfully indicated and sent to Mobility Management Entity; The cause value indication of described bearing resource in unsuccessfully indicating carried out bypass to described Business Stream.
7. method according to claim 1, is characterized in that, described strategy and charging regulation function entity receive strategy and comprise with the credit control request information that charging execution function entity sends:
Described strategy and charging regulation function entity receive the credit control request information that local bypass node sends, and described credit control request information is to send after described local bypass node receives the bearing resource command messages that Mobility Management Entity sends;
Described strategy and charging regulation function entity send to local bypass node to comprise a described PCC rule:
Described strategy and charging regulation function entity send to described local bypass node by Credit Control Answer message by a described PCC rule.
8. method according to claim 1, is characterized in that, also comprises:
After determining Business Stream corresponding to the business information of described subscriber equipment not carried out to bypass, described strategy obtains the two PCC rule corresponding with the business information of described subscriber equipment with charging regulation function entity, and described the 2nd PCC rule comprises that non-SIPTO indication or described the 2nd PCC rule do not comprise SIPTO indication;
Described strategy and charging regulation function entity send to described local bypass node by described the 2nd PCC rule, so that described local bypass node sends bearing resource to Mobility Management Entity and unsuccessfully indicates, described bearing resource is unsuccessfully indicated and is carried described the 2nd PCC rule.
9. method according to claim 8, is characterized in that, described strategy and charging regulation function entity receive strategy and comprise with the credit control request information that charging execution function entity sends:
Described strategy and charging regulation function entity receive the credit control request information that local bypass node sends, and described credit control request information is to send after described local bypass node receives the bearing resource command messages that Mobility Management Entity sends;
Described strategy and charging regulation function entity send to described local bypass node to comprise described the 2nd PCC rule:
Described strategy and charging regulation function entity send to described local bypass node by Credit Control Answer message by described the 2nd PCC rule.
10. method according to claim 9, is characterized in that, also comprises:
Described local bypass node is after described Mobility Management Entity transmission bearing resource is unsuccessfully indicated, and described Mobility Management Entity sends bearing resource command messages by gateway to packet data gateway.
11. according to the method described in claim 7 or 8, it is characterized in that, described strategy and charging regulation function entity also comprise before receiving the credit control request information of strategy and charging execution function entity transmission:
Described Mobility Management Entity is by parallel gateway and the described local bypass node of sending to of bearing resource command messages.
12. 1 kinds of strategies and charging regulation function entity, is characterized in that, comprising:
Receiver module, the credit control request information sending for receiving strategy and charging execution function entity, described credit control request information is carried subscriber equipment in the business information of the described subscriber equipment of initiating to send when bearing resource is revised message;
Determination module, carries out bypass for determining whether according to the business information of described subscriber equipment to Business Stream corresponding to the business information of described subscriber equipment;
Obtain module, for after described determination module determines that corresponding Business Stream carries out bypass to the business information of described subscriber equipment, (PCC) rule is controlled in corresponding the first strategy and the charging of business information that obtains the described subscriber equipment receiving with described receiver module, and a described PCC rule comprises internet protocol conference service local bypass (SIPTO) indication of selection;
Sending module, for a described PCC rule is sent to local bypass node, so that the SIPTO carrying that described local bypass node is corresponding with described Business Stream according to a described PCC rule creation, or according to a described PCC rule, existing SIPTO carrying is modified or deletion action.
13. strategy according to claim 12 and charging regulation function entities, it is characterized in that, described sending module, also for process Transaction Identifier being sent to described local bypass node, carries out associated so that described local bypass node is initiated described SIPTO carrying according to described process Transaction Identifier bearing resource with described subscriber equipment is revised message.
14. strategy according to claim 13 and charging regulation function entities, it is characterized in that, the credit control request information that described receiver module sends specifically for receiving packet data gateway, described credit control request information is to send after described packet data gateway receives the bearing resource command messages that Mobility Management Entity sends by gateway, and described bearing resource command messages is that described Mobility Management Entity receives bearing resource that described subscriber equipment sends and sends after revising message;
Described sending module is specifically for sending to described local bypass node by re-authentication requests message by a described PCC rule and described process Transaction Identifier.
15. strategy according to claim 14 and charging regulation function entities, is characterized in that,
Described sending module, specifically for receive the session establishment request message of described local bypass node transmission at described receiver module after, sends to described local bypass node by session establishment response message by a described PCC rule.
16. according to the strategy described in claims 14 or 15 and charging regulation function entity, it is characterized in that,
Described sending module is also for sending to packet data gateway by described SIPTO indication, so that described packet data gateway sends bearing resource to described gateway and unsuccessfully indicates, and by described gateway, described bearing resource is unsuccessfully indicated and sent to Mobility Management Entity; The cause value indication of described bearing resource in unsuccessfully indicating carried out bypass to described Business Stream.
17. strategy according to claim 12 and charging regulation function entities, it is characterized in that, the credit control request information that described receiver module sends specifically for receiving local bypass node, described credit control request information is to send after described local bypass node receives the bearing resource command messages that Mobility Management Entity sends;
Described sending module is specifically for sending to described local bypass node by Credit Control Answer message by a described PCC rule.
18. strategy according to claim 12 and charging regulation function entities, is characterized in that,
Described acquisition module is also for after described determination module determines that corresponding Business Stream does not carry out bypass to the business information of described subscriber equipment, obtain the two PCC rule corresponding with the business information of described subscriber equipment, described the 2nd PCC rule comprises that non-SIPTO indication or described the 2nd PCC rule do not comprise SIPTO indication;
Described sending module, also for described the 2nd PCC rule is sent to described local bypass node, is unsuccessfully indicated so that described local bypass node sends bearing resource to Mobility Management Entity, and described bearing resource is unsuccessfully indicated and carried described the 2nd PCC rule.
19. 1 kinds of Business Stream bypath systems, is characterized in that, comprising: local bypass node and strategy and charging regulation function entity;
Described strategy and charging regulation function entity, the credit control request information sending for receiving strategy and charging execution function entity, described credit control request information is carried subscriber equipment in the business information of the described subscriber equipment of initiating to send when bearing resource is revised message; According to the business information of described subscriber equipment, determine whether Business Stream corresponding to the business information of described subscriber equipment to carry out bypass; After determining Business Stream corresponding to the business information of described subscriber equipment being carried out to bypass, obtain first strategy and the charging corresponding with the business information of described subscriber equipment and control (PCC) rule, a described PCC rule comprises internet protocol conference service local bypass (SIPTO) indication of selection; And a described PCC rule is sent to described local bypass node;
Described local bypass node, for the SIPTO carrying corresponding with described Business Stream according to a described PCC rule creation, or modifies or deletion action to existing SIPTO carrying according to a described PCC rule.
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| WO2013135909A1 (en) * | 2012-03-16 | 2013-09-19 | Nokia Siemens Networks Oy | Communication system |
| CN105554721B (en) * | 2014-09-10 | 2019-09-13 | 北京佰才邦技术有限公司 | The treating method and apparatus of communication service information |
| CN108282342B (en) * | 2017-01-05 | 2021-04-09 | 华为技术有限公司 | Charging management method, user plane functional entity and control plane functional entity |
| EP3890274A4 (en) * | 2018-11-27 | 2022-08-03 | Hyundai Motor Company | Method and apparatus for managing resources and performing resource offloading in m2m system |
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