CN101355811A - Method, system and equipment for rebuilding bearing channel - Google Patents
Method, system and equipment for rebuilding bearing channel Download PDFInfo
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- CN101355811A CN101355811A CNA2008102121414A CN200810212141A CN101355811A CN 101355811 A CN101355811 A CN 101355811A CN A2008102121414 A CNA2008102121414 A CN A2008102121414A CN 200810212141 A CN200810212141 A CN 200810212141A CN 101355811 A CN101355811 A CN 101355811A
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Abstract
The present invention discloses a method, a system and a device for reconstructing a bearer channel. The method comprises the following steps of: determining whether the current bearing constructed by first bearing means meets the service requirements; dispatching a policy for canceling the current bearing constructed by the first bearing means to reconstruct the bearing by second bearing means, when the current bearing construction means can not meet the service requirements. By using the method, the fact that the bearing meets the service requirements or not is determined in advance, and the bearing is reconstructed when the bearing can not meet the requirements. The instance that in the prior art, the fact that the bearing can not meet the requirements is found after the signaling negotiation is succeeded is avoided, thereby improving the user experience in a conversation and saving the system resources.
Description
Technical field
The present invention relates to communication technical field, particularly a kind of method of rebuilding bearing channel, system and equipment.
Background technology
Along with the continuous development of the communication technology, various new wireless access wide band technologies continue to bring out, and the 3G system has been formed challenge.Consider 3GPP (The 3rd Generation Partnership Project, third generation partner plan) LTE (the Long Term Evolution of access technology, the lasting evolution optimization of the ability of 3GPP system enhancing Long Term Evolution),, 3GPP system and the performance of 3GPP system improve, 3GPP has proposed SAE (3GPP System Architecture Evolution, System Architecture Evolution) project.
The network configuration of SAE comprises: MME (Mobility Management Entity, Mobility Management Entity), SGW (Serving Gateway, gateway) and PDN-GW (Public Data NetworkGateway, the public data network gateway), PCRF (Policy and Charging Rules Function, "Policy and Charging Rules Function entity) etc.
SAE supports user's roaming, when the user, selects the user's data route is returned possession (Home Routed) according to user's CAMEL-Subscription-Information when roaming into another one PLMN from a PLMN (Public Land Mobile Network, public land mobile net); Or user data is carried out this locality export (Local Breakout) in the roaming place.The main distinction of Home Routed and Local Breakout is the selection of PDN-GW.All media datas of user all are connected to external network by PDN-GW, and when using the HomeRouted form, all media datas at first need route to return and belong to network; When using the LocalBreakout form, user's media data can be saved Internet resources directly from exporting to external network with visiting.
IMS (IP Multimedia Subsystem, IP Multimedia System) be that 3GPP is at PS (PacketSwitched, packet switching) subsystem that superposes on the territory, adopt the bearer path of IP packet domain as its control signaling and media delivery, introduce SIP (Session Initial Protocol, conversation initialized protocol) as professional control protocol.IMS possesses complete IP kernel heart net function, comprises session management, carrying control etc.Its main functional entity has CSCF (Call Session Control Function, CSCF), HSS (Home Subscriber Server, home subscriber server), AS (Access Server, access server) etc.
Generally, when the user roamed, user's control signaling all needed route recurrence genus network to handle with the carrying data.Along with the continuous development of business, increasing medium need transmit between belonging area network and roaming place network, cause the waste of bandwidth between network, and are unfavorable for the optimal transmission of medium.Based on above reason, the method that has proposed IMS Local Breakout in the prior art solves above problem.
IMS Local Breakout allows user's carrying data to export in the roaming place.Whether certain IMS session of user can be made a strategic decision by belonging area network by Local Breakout, and the main foundation of decision-making is whether the IMS business that comprises in this IMS session allows Local Breakout.
The method for building up of prior art Bearer Channel comprises as shown in Figure 1:
Step 101, user initiate the Invite request to the opposite end, comprise the type of service of the IMS of request in the request message; This message arrives user's P-CSCF (Proxy-CSCF, proxy CSCF).
Step 102, P-CSCF send to S-CSCF (Serving CSCF, serving CSCF) with this Invite request.
Step 103, S-CSCF send to the opposite end with this message.
200OK message is returned in step 104～106, opposite end; After the step 106, the medium type that communicating pair is supported, number negotiation of both sides' IP address port finishes, and the signaling aspect consults to finish, and prepares the connection of setting up the carrying aspect.
Step 107, P-CSCF send to H-PCRF (Home PCRF, ownership place PCRF) with session information, are used to set up dedicated bearer, and this carrying is used for media stream.
Step 108, H-PCRF make a strategic decision to session information, find that the level of security of this IMS service needed is higher, do not allow the Media Stream route to be returned the possession network by the local gateway outlet, and promptly current carrying can not be satisfied the demand of IMS business.
Step 109, H-PCRF return refuse information to P-CSCF.
Step 110, P-CSCF send to the user according to refuse information and hang up message, finish this session.
In realizing process of the present invention, the inventor finds that there is following problem at least in prior art:
In the prior art, the IMS session has been consulted under the case of successful in the signaling aspect, also may not hang up connection owing to carrying does not meet the demands, and causes the wasting of resources.
Summary of the invention
The embodiment of the invention provides a kind of method, system and equipment of rebuilding bearing channel, is used for selecting suitable carrying to improve session user's experience, conserve system resources.
The embodiment of the invention provides a kind of method of rebuilding bearing channel, comprising:
Judge whether current carrying of setting up with first bearing mode satisfies business need;
When current carrying is set up mode and can not be satisfied business need, send the strategy of the current carrying of setting up with first bearing mode of deletion, rebuild carrying with second bearing mode.
The embodiment of the invention also provides a kind of method of rebuilding bearing channel,
According to the current carrying of setting up of deleting bearing request deletion that receives with first bearing mode;
Send the carrying request of setting up to Mobility Management Entity MME, with second bearing mode reconstruction carrying.
The embodiment of the invention also provides a kind of method of rebuilding bearing channel, comprising:
According to the current carrying of setting up of deleting bearing request deletion that receives with first bearing mode;
Send and set up the carrying request, rebuild carrying with second bearing mode.
The embodiment of the invention also provides a kind of network equipment that is used for rebuilding bearing channel, comprising:
Judging unit is used to judge whether current carrying of setting up with first bearing mode satisfies business need;
Bearer reconstruction is initiated the unit, is used for when the current carrying of described judgment unit judges is set up mode and can not be satisfied business need, sends the strategy of the current carrying of setting up with first bearing mode of deletion, rebuilds with second bearing mode and carries.
The embodiment of the invention also provides a kind of system that is used for rebuilding bearing channel, comprising:
"Policy and Charging Rules Function entity PCRF, be used to judge when current carrying is set up mode and can not be satisfied business need, send the PDN-GW of the strategy of the current carrying of setting up with first bearing mode of deletion, rebuild carrying with second bearing mode to the described first bearing mode correspondence;
Public data network gateway PDN-GW is used for the strategy of the current carrying of setting up with first bearing mode of the deletion that sends according to described PCRF, sends the deleting bearing request and also deletes current carrying of setting up with first bearing mode.
Compared with prior art, the embodiment of the invention has the following advantages:
The embodiment of the application of the invention, in advance whether carrying being satisfied business need judges, and reconstruction carrying in the time can not meeting the demands, avoided in the prior art just finding the situation that carrying can not meet the demands after consulting successfully because of signaling, thereby improved user's experience in the session, saved system resource.
Description of drawings
In order to be illustrated more clearly in the technical scheme of the embodiment of the invention, the accompanying drawing of required use is done to introduce simply in will describing embodiment below, apparently, accompanying drawing in describing below only is some embodiments of the present invention, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the method for building up flow chart of a kind of Bearer Channel of prior art;
Fig. 2 is the method flow diagram of a kind of rebuilding bearing channel of the embodiment of the invention;
Fig. 3 is the flow chart of the bearer reconstruction that UE initiates in another embodiment of the present invention;
Fig. 4 is the flow chart of the bearer reconstruction that MME initiates in another embodiment of the present invention;
Fig. 5 is the structural representation that is used for the network equipment of rebuilding bearing channel in the embodiment of the invention.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the invention, the technical scheme in the embodiment of the invention is clearly and completely described, obviously, described embodiment only is a part of embodiment of the present invention, rather than whole embodiment.Based on the embodiment among the present invention, those of ordinary skills belong to the scope of protection of the invention not making the every other embodiment that is obtained under the creative work prerequisite.
Embodiments of the invention provide a kind of method of rebuilding bearing channel, as shown in Figure 3, may further comprise the steps:
Concrete, judge when whether current carrying of setting up with first bearing mode satisfies business demand, can judge according to the type of service (mainly being to consider whether this kind IMS business allows Local Breakout) and the mode of the setting up contents such as (carryings Local Breakout form or Home Routed form) of current carrying (Bearer) of user signing contract information (as the requirement that the safety of needs is given birth to, the requirement of service quality QoS etc.), request.
When step 202, current carrying are set up mode and can not be satisfied business need, send the strategy of the current carrying of setting up with first bearing mode of deletion, rebuild carrying with second bearing mode.
Concrete, in the embodiments of the invention, when the current carrying of setting up with first bearing mode of making a strategic decision out can not be satisfied business demand, then send the strategy indication of the current carrying of deletion, other network elements in the network are set up the new bearer of setting up with second bearing mode according to this strategy.
The embodiment of the application of the invention, in advance whether carrying being satisfied business need judges, and in the time can not meeting the demands, rebuild carrying, avoided in the prior art because of signaling consults successfully after just discovery carry the user experience variation and the wasting of resources that can not meet the demands and cause.
The embodiment of the invention also provides a kind of method of rebuilding bearing channel, PCRF receives session information, make a strategic decision according to the type of service of user signing contract information, request and the contents such as the mode of setting up of current carrying (as the carrying of Local Breakout form), whether the current carrying (as the carrying of Local Breakout form) of making a strategic decision can satisfy business demand, if can satisfy, PCRF sets up the dedicated bearer that is used for transmission medium according to the information of session negotiation; If can not satisfy, PCRF sends the current carrying of deletion and sets up the policy information of another kind of carrying (as the carrying of Home Routed form).Gateway device is received the deletion of the current carrying of beginning (as the carrying of Local Breakout form) behind this policy information, will set up another kind of (as the carrying of the Home Routed form) indication information that carries simultaneously and send to UE; After UE receives this information, set up the default bearing request to the MME transmission, contain the indication information of setting up another kind of carrying (as the carrying of Home Routed form) in request message, MME selects gateway device to connect according to this indication information.
Concrete, as shown in Figure 3, the dotted line left side is the network element that is positioned at access zone network among the figure, the right side be the network element that is positioned at belonging area network.Suppose that the user has the Default Bearer (default bearing) of Local Breakout form, promptly select PDN-GW in the roaming place, Default Bearer is used to transmit IMS signaling (being sip message).Bearer reconstruction flow process under this network scenarios comprises::
Step 301, UE-A sends conversation request message to the opposite end, comprises the IMS type of service of request in this request message, arrives the P-CSCF of opposite end.
Step 302, the conversation request message that P-CSCF will comprise the IMS type of service of request sends to H-PCRF (Home PCRF, ownership place PCRF).
Step 303, the situation of service request from user information that H-PCRF provides according to P-CSCF and the carrying of current bottom is judged, judges whether current carrying can satisfy service request.The foundation of decision-making mainly is: whether the IMS business of user request has the CAMEL-Subscription-Information of Local Breakout, and whether the carrying of current LocalBreakout form can satisfy the QoS, security requirement of this service needed etc.If can satisfy, H-PCRF sets up the dedicated bearer that is used for transmission medium according to the information of session negotiation; Can not satisfy the IMS business demand if mode is set up in current carrying, H-PCRF judges whether the carrying of setting up Home Routed form can satisfy the demands, if can, carry out step 304, if cannot, connect and interrupt.
Step 304, H-PCRF is to V-PCRF (Visited PCRF, visit ground PCRF) sends the strategy (Policy Provision:Delete Bearer) of deleting current carrying, the indication information (Create Home Routed DefaultBearer) that optionally, can also comprise the carrying of setting up Home Routed form in this strategy.
Step 305, V-PCRF will send to vPDN-GW from the strategy that H-PCRF receives.
Step 306, vPDN-GW sends deleting bearing request message (Delete Bearer Request) according to the strategy that receives to S-GW; Optionally, contain the indication information (Create Home Routed Default Bearer) of setting up the carrying of Home Routed form in the request message.
Step 307, S-GW sends to MME with deleting bearing request (Delete Bearer Request); Optionally, contain the indication information (Create HomeRouted Default Bearer) of setting up the carrying of Home Routed form in the request message.
Step 308, MME sends to UE-A (Delete Bearer Request) with the deleting bearing request; Optionally, contain the indication information (Create HomeRouted Default B earer) of setting up the carrying of Home Routed form in the request message.
Step 309, UE-A returns deleting bearing response message (Delete BearerResponse) to MME.
Step 310, MME returns deleting bearing response message (Delete BearerResponse) to S-GW.
Step 311, S-GW returns deleting bearing response message (Delete BearerResponse) to vPDN-GW.
Step 312, vPDN-GW returns acknowledge message (PCC Provision ACK) to V-PCRF.
Step 313, V-PCRF returns acknowledge message (PCC Provision ACK) to H-PCRF.
Step 314, UE-A sends the default bearing request (Create Default BearerRequest) of setting up to MME; Optionally, in request message, comprise the indication information (Home Routed Identifier) of setting up the carrying of Home Routed form.
Step 315, if contain in the request message when setting up Home Routed form carrying indication, MME selects hPDN-GW according to indication information, and initiates to set up the default bearing request to S-GW; Do not set up Home Routed form carrying indication information if do not contain, MME is according to deletion and the precedence relationship of setting up, set up the carrying different and set up mode with the carrying of deletion, for example, it is the carrying of Local Breakout form before, after this carrying is deleted, set up request when the user initiates carrying again at certain time intervals, MME selects the carrying of setting up Home Routed form.
Step 316, S-GW sends the default bearing request of setting up to hPDN-GW.
Step 317, the strategy (PCC Request) that hPDN-GW sets up to H-PCRF request default bearing.
Step 318, H-PCRF returns the strategy (PCCResponse) that default bearing is set up to hPDN-GW.
Step 319, hPDN-GW returns to S-GW and creates default bearing response message (Create BearerResponse), and distributes new IP address to UE-A.
Step 320, S-GW returns to MME and creates default bearing response message (Create BearerResponse).
Step 321, MME returns to UE-A and creates default bearing response message (Create BearerResponse).
Step 322, UE-A carries it of change information, IP address change information notice IMS network and remote subscriber.UE-A with end subscriber is set up corresponding medium and is connected.
The embodiment of the invention is only for example understood the transfer process from Local Breakout to Home Routed form, conversion and this embodiment from Home Routed to Local Breakout are similar, also be to remove existing carrying, set up the process of new bearer, be not repeated in this description at this.
Embodiments of the invention also provide a kind of method of rebuilding bearing channel, PCRF receives session information, make a strategic decision according to the type of service of user signing contract information, request and the mode of setting up of current carrying contents such as (as the carryings of LocalBreakout form), whether the current carrying (as the carrying of Local Breakout form) of making a strategic decision can satisfy business demand, if can satisfy, PCRF sets up the dedicated bearer that is used for transmission medium according to the information of session negotiation; If can not satisfy, H-PCRF sends the current carrying of deletion and sets up the policy information of the carrying (as the carrying of Home Routed form) of another kind of form.Gateway device is received the deletion work of the current carrying of beginning (as the carrying of Local Breakout form) behind this policy information, and the indication information that will set up the carrying (as the carrying of Home Routed form) of another kind of form simultaneously continues to send; MME is not handed down to instruction to UE after receiving this information, gateway device returns the deleting bearing acknowledge message, MME selects gateway device to set up the connection of the carrying (as the carrying of HomeRouted form) of another kind of form according to this indication information simultaneously, after connection was set up successfully, MME upgraded the situation and the user's IP address information of the current carrying of UE.
Concrete, as shown in Figure 4, the dotted line left side is the network element that is positioned at access zone network among the figure, the right side be the network element that is positioned at belonging area network.Suppose that the user has the Default Bearer of Local Breakout form, promptly select PDN-GW in the roaming place, this Default Bearer is used to transmit IMS signaling (being sip message).Bearer reconstruction flow process under this network scenarios comprises:
Step 401, the IMS session negotiation is carried out in UE-A and opposite end.
Step 402, the conversation request message that P-CSCF will comprise the IMS type of service of request sends to H-PCRF.
Step 403, H-PCRF carries out strategic decision-making, and the situation of service request from user information that provides according to P-CSCF and the carrying of current bottom is judged, judges whether current carrying can satisfy service request.The foundation of judging mainly is: whether the IMS business of user's request has the CAMEL-Subscription-Information of Local Breakout, and whether the carrying of current Local Breakout form can satisfy the QoS, security requirement of this service needed etc.If can satisfy, H-PCRF sets up the dedicated bearer of transmission medium according to session information, if setting up mode, current carrying can not satisfy the IMS business demand, H-PCRF judges whether the carrying of setting up Home Routed form can satisfy the demands, if can, enter step 404, if cannot, connect and interrupt.
Step 404, H-PCRF sends strategy to V-PCRF, comprises in the strategy: the indication information (PCC Provision:Delete Bearer andCreate Home Routed Default Bearer) of deleting current carrying and setting up the carrying of Home Routed form.
Step 405, V-PCRF will send to vPDN-GW from the strategy that H-PCRF receives.
Step 406, vPDN-GW sends the deleting bearing request message according to the strategy of receiving to S-GW, contains the indication information of setting up the carrying of Home Routed form in the request message.
Step 407, S-GW sends to MME with the deleting bearing request message, contains the indication information of setting up the carrying of Home Routed form in request message.
Step 408, MME is according to the indication information of setting up the carrying of Home Routed form, and knowing needs to rebuild carrying, finishes the deleting bearing request message, and returns deleting bearing response message (DeleteBearer Response) to S-GW.
Step 409, S-GW returns deleting bearing response message (Delete BearerResponse) to vPDN-GW.
Step 410, vPDN-GW returns deleting bearing response message (Delete BearerResponse) to V-PCRF.
Step 411, V-PCRF returns acknowledge message (PCC Provision ACK) to H-PCRF.
Step 412, MME initiates to set up default bearing request (Create Default Bearer Request) according to the carrying of the Home Routed form of setting up in the step 406 indication information.
Step 413, S-GW sends the default bearing request (Create Default BearerRequest) of setting up to hPDN-GW.
Step 414, the strategy (Request Policyand Charging Rules) that hPDN-GW sets up to H-PCRF request default bearing.
Step 415, H-PCRF returns the strategy (Policy andCharging Rules Provision) that default bearing is set up to hPDN-GW.
Step 416, hPDN-GW returns to S-GW and creates default bearing response message (Create DefaultBearer Response), and distributes new IP address to UE-A.
Step 417, S-GW returns to MME and creates default bearing response message (Create Default BearerResponse).
Step 418, MME sends bearing modification request (Bearer Modify Request) to UE-A, and purpose is to revise the beared information of the access side of UE-A according to the Bearer information of newly-established network side, upgrades the IP address of UE-A simultaneously.
Step 419, UE-A returns and revises acknowledge message (Bearer Modify Response).
Step 420, UE-A carries it of change information, IP address change information notice IMS network and remote subscriber, UE-A with end subscriber is set up corresponding medium and is connected.
The embodiment of the invention is only for example understood the transfer process from Local Breakout to Home Routed form, and conversion and this embodiment from Home Routed to Local Breakout are similar, also is to remove existing carrying, sets up the process of new bearer.
The method that the application of the invention embodiment provides, in advance whether carrying being satisfied business need judges, and in the time can not meeting the demands, carry out bearer reconstruction by different modes, avoided in the prior art just finding the user experience variation and the wasting of resources that carrying can not meet the demands and causes after consulting successfully because of signaling.
Embodiments of the invention also provide a kind of system that is used for rebuilding bearing channel, comprising:
"Policy and Charging Rules Function entity PCRF 10, be used to judge when current carrying is set up mode and can not be satisfied business need, send the PDN-GW of the strategy of the current carrying of setting up with first bearing mode of deletion, trigger with second bearing mode and rebuild carrying to the described first bearing mode correspondence;
Public data network gateway PDN-GW 20 is used for the strategy of the current carrying of setting up with first bearing mode of the deletion that sends according to described PCRF 10, sends the deleting bearing request and also deletes current carrying of setting up with first bearing mode.
This system can also comprise:
User terminal 30 is used for sending the carrying request of setting up to Mobility Management Entity MME 40, with second bearing mode reconstruction carrying according to after the current carrying with the foundation of first bearing mode of deleting bearing request deletion that receives.
Mobility Management Entity MME 40 is used for sending the carrying request of setting up, with second bearing mode reconstruction carrying according to after the current carrying with the foundation of first bearing mode of deleting bearing request deletion that receives; And, upgrade the beared information of user terminal 30 according to the carrying of rebuilding with second bearing mode.
In the embodiments of the invention, provide a kind of network equipment that is used for rebuilding bearing channel, as shown in Figure 5, it can be "Policy and Charging Rules Function entity PCRF, comprising:
Judging unit 11 is used to judge whether current carrying of setting up with first bearing mode satisfies business need.This judging unit 11 specifically is used for: when receiving session information, carry in employed first bearing mode one or more according to the type of service of user signing contract information, described session and current foundation, judge whether current carrying of setting up with first bearing mode satisfies business need.
Bearer reconstruction is initiated unit 12, is used for when judging unit 11 judges that current carrying is set up mode and can not be satisfied business need, sends the strategy of the current carrying of setting up with first bearing mode of deletion, rebuilds with second bearing mode and carries.
This bearer reconstruction is initiated unit 12 and can specifically be comprised:
The first bearer reconstruction subelement 121, be used to send the PDN-GW of the strategy of the current carrying of setting up with first bearing mode of deletion, make the PDN-GW of the described first bearing mode correspondence initiate the current carrying of setting up of deletion with first bearing mode to the described first bearing mode correspondence; And trigger the request that user terminal initiates to rebuild carrying, rebuild carrying with second bearing mode; Or
The second bearer reconstruction subelement 122 is used to send the PDN-GW of the strategy of the current carrying of setting up with first bearing mode of deletion to the described first bearing mode correspondence, also comprises the indication of setting up carrying with second bearing mode in the described strategy; Make the PDN-GW of the described first bearing mode correspondence initiate the current carrying of setting up of deletion with first bearing mode; And trigger the request that MME initiates to rebuild carrying, rebuild carrying with second bearing mode.
System that the application of the invention embodiment provides and equipment, in advance whether carrying being satisfied business need judges, and in the time can not meeting the demands, carry out bearer reconstruction by different modes, avoided in the prior art just finding the user experience variation and the wasting of resources that carrying can not meet the demands and causes after consulting successfully because of signaling.
Through the above description of the embodiments, those skilled in the art can be well understood to the present invention and can realize by hardware, also can realize by the mode that software adds necessary general hardware platform.Based on such understanding, technical scheme of the present invention can embody with the form of software product, it (can be CD-ROM that this software product can be stored in a non-volatile memory medium, USB flash disk, portable hard drive etc.) in, comprise some instructions with so that computer equipment (can be personal computer, server, the perhaps network equipment etc.) carry out the described method of each embodiment of the present invention.
It will be appreciated by those skilled in the art that accompanying drawing is the schematic diagram of a preferred embodiment, module in the 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 among the embodiment can be distributed in the device of embodiment according to the embodiment description, also can carry out respective change and be arranged in the one or more devices that are different from present embodiment.The module of the foregoing description can be merged into a module, also can further split into a plurality of submodules.
The invention described above embodiment sequence number is not represented the quality of embodiment just to description.
More than disclosed only be several specific embodiment of the present invention, still, the present invention is not limited thereto, any those skilled in the art can think variation all should fall into protection scope of the present invention.
Claims (19)
1, a kind of method of rebuilding bearing channel is characterized in that, comprising:
Judge whether current carrying of setting up with first bearing mode satisfies business need;
When current carrying is set up mode and can not be satisfied business need, send the strategy of the current carrying of setting up with first bearing mode of deletion, rebuild carrying with second bearing mode.
2, the method for claim 1 is characterized in that, describedly judges whether current carrying of setting up with first bearing mode is satisfied business need and comprised:
When receiving session information, carry in employed first bearing mode one or more, judge whether current carrying of setting up with first bearing mode satisfies business need according to the type of service of user signing contract information, described session and current foundation.
3, the method for claim 1 is characterized in that, the strategy of the current carrying of setting up with first bearing mode of described transmission deletion is rebuild carrying with second bearing mode and comprised:
Send the public data network gateway PDN-GW of the strategy of the current carrying of setting up with first bearing mode of deletion to the described first bearing mode correspondence.
4, method as claimed in claim 3 is characterized in that, behind the strategy of the current carrying of setting up with first bearing mode of described transmission deletion, also comprises:
The PDN-GW of the described first bearing mode correspondence is according to the strategy of the current carrying of setting up with first bearing mode of described deletion, send the deleting bearing request to gateway S-GW, the described carrying of setting up of the S-GW in the trigger network, Mobility Management Entity MME and user terminal deletion with first bearing mode;
Described user terminal sends the carrying request of setting up to described MME;
Described MME selects the PDN-GW corresponding with second bearing mode according to described carrying request, and rebuilds carrying by the S-GW PDN-GW corresponding with described second bearing mode with second bearing mode.
5, method as claimed in claim 4 is characterized in that,
In strategy, described deleting bearing request and the described foundation carrying request of the current carrying of setting up with first bearing mode of described deletion, also comprise the indication of setting up carrying with second bearing mode;
Described MME selects the PDN-GW corresponding with second bearing mode to comprise according to described carrying request: described MME sets up the indication of carrying according to described with second bearing mode, selects the PDN-GW corresponding with second bearing mode.
6, method as claimed in claim 4 is characterized in that, described MME selects the PDN-GW corresponding with second bearing mode to comprise according to described carrying request:
Described MME selects second bearing mode different with described first bearing mode according to current carrying of setting up with first bearing mode, and selection and the corresponding PDN-GW of described second bearing mode.
7, the method for claim 1 is characterized in that, the strategy of the current carrying of setting up with first bearing mode of described transmission deletion is rebuild carrying with second bearing mode and comprised:
Send the public data network gateway PDN-GW of the strategy of the current carrying of setting up with first bearing mode of deletion to the described first bearing mode correspondence; Also comprise the indication of setting up carrying with second bearing mode in the described strategy.
8, method as claimed in claim 7 is characterized in that, behind the strategy of the current carrying of setting up with first bearing mode of described transmission deletion, also comprises:
The PDN-GW of the described first bearing mode correspondence is according to the strategy of the current carrying of setting up with first bearing mode of described deletion, send the deleting bearing request to gateway S-GW, the described carrying of setting up of S-GW in the trigger network and MME deletion with first bearing mode; Also comprise the indication of setting up carrying with second bearing mode in the described deleting bearing request;
Described MME sets up the indication of carrying according to described with second bearing mode, selects the PDN-GW corresponding with second bearing mode to send and sets up the carrying request, with second bearing mode reconstruction carrying;
Described MME upgrades the beared information of user terminal according to the carrying of rebuilding with second bearing mode.
9, as each described method in the claim 1 to 8, it is characterized in that,
Described first bearing mode is that route returns possession Home Routed mode, and described second bearing mode is for exporting Local Breakout mode in the roaming place; Or
Described first bearing mode is a Local Breakout mode, and described second bearing mode is the HomeRouted mode.
10, a kind of method of rebuilding bearing channel is characterized in that, comprising:
According to the current carrying of setting up of deleting bearing request deletion that receives with first bearing mode;
Send the carrying request of setting up to Mobility Management Entity MME, with second bearing mode reconstruction carrying.
11, method as claimed in claim 10 is characterized in that, comprises the indication of setting up carrying with second bearing mode in the request of described reconstruction carrying.
12, a kind of method of rebuilding bearing channel is characterized in that, comprising:
According to the current carrying of setting up of deleting bearing request deletion that receives with first bearing mode;
Send and set up the carrying request, rebuild carrying with second bearing mode.
13, method as claimed in claim 12 is characterized in that, also comprises
According to the carrying of rebuilding, upgrade the beared information of user terminal with described second bearing mode.
14, a kind of network equipment that is used for rebuilding bearing channel is characterized in that, comprising:
Judging unit is used to judge whether current carrying of setting up with first bearing mode satisfies business need;
Bearer reconstruction is initiated the unit, is used for when the current carrying of described judgment unit judges is set up mode and can not be satisfied business need, sends the strategy of the current carrying of setting up with first bearing mode of deletion, rebuilds with second bearing mode and carries.
15, the network equipment as claimed in claim 14, it is characterized in that, described judging unit specifically is used for: when receiving session information, carry in employed first bearing mode one or more according to the type of service of user signing contract information, described session and current foundation, judge whether current carrying of setting up with first bearing mode satisfies business need.
16, the network equipment as claimed in claim 14 is characterized in that, described bearer reconstruction is initiated the unit and comprised:
The first bearer reconstruction subelement, be used to send the PDN-GW of the strategy of the current carrying of setting up with first bearing mode of deletion, make the PDN-GW of the described first bearing mode correspondence initiate the current carrying of setting up of deletion with first bearing mode to the described first bearing mode correspondence; And trigger the request that user terminal initiates to rebuild carrying, rebuild carrying with second bearing mode; Or
The second bearer reconstruction subelement is used to send the PDN-GW of the strategy of the current carrying of setting up with first bearing mode of deletion to the described first bearing mode correspondence; Also comprise the indication of setting up carrying with second bearing mode in the described strategy, make the PDN-GW of the described first bearing mode correspondence initiate the current carrying of setting up of deletion with first bearing mode; And trigger the request that MME initiates to rebuild carrying, rebuild carrying with second bearing mode.
17, a kind of system that is used for rebuilding bearing channel is characterized in that, comprising:
"Policy and Charging Rules Function entity PCRF, be used to judge when current carrying is set up mode and can not be satisfied business need, send the PDN-GW of the strategy of the current carrying of setting up with first bearing mode of deletion, rebuild carrying with second bearing mode to the described first bearing mode correspondence;
Public data network gateway PDN-GW is used for the strategy of the current carrying of setting up with first bearing mode of the deletion that sends according to described PCRF, sends the deleting bearing request and also deletes current carrying of setting up with first bearing mode.
18, system as claimed in claim 17 is characterized in that, also comprises:
User terminal is used for sending the carrying request of setting up to Mobility Management Entity MME, with second bearing mode reconstruction carrying according to after the current carrying with the foundation of first bearing mode of deleting bearing request deletion that receives.
19, system as claimed in claim 17 is characterized in that, also comprises:
Mobility Management Entity MME is used for sending the carrying request of setting up, with second bearing mode reconstruction carrying according to after the current carrying with the foundation of first bearing mode of deleting bearing request deletion that receives; And, upgrade the beared information of user terminal according to the carrying of rebuilding with second bearing mode.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008102121414A CN101355811B (en) | 2008-09-08 | 2008-09-08 | Method, system and equipment for rebuilding bearing channel |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008102121414A CN101355811B (en) | 2008-09-08 | 2008-09-08 | Method, system and equipment for rebuilding bearing channel |
Publications (2)
| Publication Number | Publication Date |
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| CN101355811A true CN101355811A (en) | 2009-01-28 |
| CN101355811B CN101355811B (en) | 2012-04-25 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2008102121414A Expired - Fee Related CN101355811B (en) | 2008-09-08 | 2008-09-08 | Method, system and equipment for rebuilding bearing channel |
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| CN (1) | CN101355811B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102595472A (en) * | 2012-02-02 | 2012-07-18 | 大唐移动通信设备有限公司 | Method and device for monitoring quality of service |
| CN103874240A (en) * | 2012-12-11 | 2014-06-18 | 中兴通讯股份有限公司 | Signaling initiation method and apparatus, and gateway device |
| CN109219965A (en) * | 2017-05-05 | 2019-01-15 | 华为技术有限公司 | A kind of communication means and relevant apparatus |
| CN110050436A (en) * | 2017-03-27 | 2019-07-23 | 华为技术有限公司 | Data transmission method, user equipment and control plane node |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101087248B (en) * | 2006-06-23 | 2010-08-18 | 中兴通讯股份有限公司 | Method for originating carrier establishment based on network side of session service |
| CN101166109A (en) * | 2006-10-20 | 2008-04-23 | 华为技术有限公司 | A method and system for managing default carrier parameters |
| CN101572950B (en) * | 2008-04-30 | 2012-07-04 | 华为技术有限公司 | Session establishment method and device for IP multimedia subsystem |
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2008
- 2008-09-08 CN CN2008102121414A patent/CN101355811B/en not_active Expired - Fee Related
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102595472A (en) * | 2012-02-02 | 2012-07-18 | 大唐移动通信设备有限公司 | Method and device for monitoring quality of service |
| CN102595472B (en) * | 2012-02-02 | 2015-06-17 | 大唐移动通信设备有限公司 | Method and device for monitoring quality of service |
| CN103874240A (en) * | 2012-12-11 | 2014-06-18 | 中兴通讯股份有限公司 | Signaling initiation method and apparatus, and gateway device |
| WO2014090011A1 (en) * | 2012-12-11 | 2014-06-19 | 中兴通讯股份有限公司 | Signalling initiating method, apparatus and gateway device |
| CN103874240B (en) * | 2012-12-11 | 2018-09-11 | 中兴通讯股份有限公司 | A kind of signaling initiating method, device and gateway device |
| CN110050436A (en) * | 2017-03-27 | 2019-07-23 | 华为技术有限公司 | Data transmission method, user equipment and control plane node |
| US11523274B2 (en) | 2017-03-27 | 2022-12-06 | Huawei Technologies Co., Ltd. | Data transmission method, user equipment, and control plane node |
| CN109219965A (en) * | 2017-05-05 | 2019-01-15 | 华为技术有限公司 | A kind of communication means and relevant apparatus |
| US10798579B2 (en) | 2017-05-05 | 2020-10-06 | Huawei Technologies Co., Ltd | Communication method and related apparatus |
| US10798578B2 (en) | 2017-05-05 | 2020-10-06 | Huawei Technologies Co., Ltd. | Communication method and related apparatus |
| US11272360B2 (en) | 2017-05-05 | 2022-03-08 | Huawei Technologies Co., Ltd. | Communication method and related apparatus |
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| CN101355811B (en) | 2012-04-25 |
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