CN110012458A - A kind of method and device for negotiating IP address type - Google Patents
A kind of method and device for negotiating IP address type Download PDFInfo
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- CN110012458A CN110012458A CN201810006924.0A CN201810006924A CN110012458A CN 110012458 A CN110012458 A CN 110012458A CN 201810006924 A CN201810006924 A CN 201810006924A CN 110012458 A CN110012458 A CN 110012458A
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- address type
- user plane
- plane bearer
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L61/00—Network arrangements, protocols or services for addressing or naming
- H04L61/50—Address allocation
- H04L61/5007—Internet protocol [IP] addresses
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W28/00—Network traffic management; Network resource management
- H04W28/16—Central resource management; Negotiation of resources or communication parameters, e.g. negotiating bandwidth or QoS [Quality of Service]
- H04W28/18—Negotiating wireless communication parameters
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W8/00—Network data management
- H04W8/26—Network addressing or numbering for mobility support
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- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
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- Mobile Radio Communication Systems (AREA)
Abstract
The invention discloses a kind of method and devices for negotiating IP address type, are related to wireless communication technique field, and method includes: that mobile management entity MME obtains the user plane bearer IP address type that base station eNodeB is supported；The MME is when the control plane CP for receiving UE initiation optimizes attach request, the user plane bearer IP address type that the user plane bearer IP address type and acquired eNodeB supported according to it are supported, the user plane bearer IP address type that eNodeB and MME are supported jointly is negotiated, and the user plane bearer IP address type that eNodeB and MME are supported jointly is sent to gateway SGW；The user plane bearer IP address type that the user plane bearer IP address type and eNodeB and MME that the SGW is supported according to it are supported jointly, the user plane bearer IP address type that SGW, eNodeB and MME are supported jointly is negotiated, and the user plane bearer IP address type that SGW, eNodeB and MME are supported jointly returns to MME.
Description
Technical field
The present invention relates to wireless communication technique field, in particular to a kind of method and device for negotiating IP address type.
Background technique
With the rapid development of NB-IOT (Narrowband IoT, narrowband Internet of Things) business, 3GPP is mentioned in 23401 agreements
CP (Control Plane, control plane) Optimizing Mode out mainly for packet services and reduces signaling reduction power consumption and produces
Raw, MME (Mobility Management Entity, mobile management entity) and SGW (Serving can be used in packet services
GateWay, gateway) S11-U interface transmitted, do not need to establish eNodeB and SGW by MME in a traditional way
Between S1-U interface transmit user data；And terminal can also support traditional UP (User Plane, user face) mould simultaneously
Formula, the data traffics such as quick transmission, such as version updating when traditional UP mode may be applied to bursts of traffic are bigger
Scene.Since CP mode and UP mode, 23401 agreements regulation can be supported to carry out user face using S11-U interface simultaneously
When transmission, UP mode (S1-U interface) can be switched to according to the actual situation and carry out the transmission of user face.29274 agreements regulation SGW exists
S11-U and S1-U interface use identical IP address, that is to say, that in CP Optimizing Mode, MME and SGW negotiates the S11-U used
Corresponding SGW user face address will be suitable for the S1-U user plane bearer between eNodeB and SGW simultaneously.
Support the attachment flow of CP optimization, existing procedure as shown in Figure 1.
Step 101, user initiates attach request, supports CP optimization；
Step 102, MME sends out creation session request to SGW, carries S11-U MME F-TEID (Fully qualified-
Tunnel Endpoint Identifier, full dose Tunnel End Point Identifier), have IP address type and MME user plane bearer IP
Address；
Step 103, SGW sends out session request to PGW (PDN GateWay, PDN Gateway)；
Step 104, PGW returns to conversational response to SGW；
Step 105, SGW returns to creation conversational response to MME, carries S11-U SGW F-TEID, has IP address type
With SGW user plane bearer IP address；
Step 106, MME sends attachment received message to UE；
Step 107, UE returns to attachment to MME and completes message；
CP mode turns the process of UP mode, and existing procedure is as shown in Figure 2.
Step 201, user triggers the conversion of CP mode to UP mode, initiates CP service request, carries active-flg mark
S1-U carrying is established in will request；
Step 202, MME initiates carrying release request, release S11-U carrying to SGW
Step 203, SGW returns to carrying release response to MME；
Step 204, MME sends initial context request to create to eNodeB, carries S1-U SGW F-TEID, has IP
Address style and SGW user plane bearer IP address；
Illustrate: the S11-U SGW F-TEID that S1-U SGW F-TEID directly uses MME to save
Step 205, eNodeB sends initial context creation response to MME, carries S1-U eNodeB F-TEID, has
IP address type and eNodeB user plane bearer IP address；
Step 206, MME sends service request received message to UE；
Step 207, initial context is created the S1-U eNodeB F-TEID that response returns and is asked by modifying carrying by MME
It asks and is sent to SGW；
Step 208, SGW returns to modification carrying response to MME；
User face directly uses S11-U interface in the attachment flow of CP optimization, does not have S1-U mouthfuls of association in whole flow process
Quotient, subsequent triggers CP turn in the process of UP mode, and S1-U mouthfuls of SGW user plane bearer address directly uses S11-U mouthfuls of negotiations
Address may cause S1-U carrying to establish failure because IP address type mismatches.
Summary of the invention
The technical issues of scheme that provides according to embodiments of the present invention solves be turn UP mode in CP may be because of IP address class
Type mismatches and S1-U carrying is caused to establish failure.
A kind of method of the negotiation IP address type provided according to embodiments of the present invention, comprising:
Mobile management entity MME obtains the user plane bearer IP address type that base station eNodeB is supported；
The MME is when the control plane CP for receiving UE initiation optimizes attach request, according to the user plane bearer IP of its support
The user plane bearer IP address type that address style and acquired eNodeB are supported, negotiates eNodeB and MME is supported jointly
User plane bearer IP address type, and the user plane bearer IP address type that eNodeB and MME are supported jointly is sent to clothes
Be engaged in gateway SGW；
The user face that the user plane bearer IP address type and eNodeB and MME that the SGW is supported according to it are supported jointly
Carry IP address type, negotiate the user plane bearer IP address type that SGW, eNodeB and MME are supported jointly, and by SGW,
The user plane bearer IP address type that eNodeB and MME are supported jointly returns to MME.
A kind of method of the negotiation IP address type provided according to embodiments of the present invention, comprising:
Mobile management entity MME obtains the user plane bearer IP address type that eNodeB is supported；
MME is when the CP for receiving UE initiation optimizes attach request, the user plane bearer IP address type supported and institute
The user plane bearer IP address type that the eNodeB of acquisition is supported is sent to gateway SGW；
The user plane bearer IP of user plane bearer IP address type, the MME support received that the SGW is supported according to it
The user plane bearer IP address type that address style and eNodeB are supported, negotiates the use that SGW, eNodeB and MME are supported jointly
Family face carries IP address type, and the user plane bearer IP address type that SGW, eNodeB and MME are supported jointly returns to MME.
Preferably, the user plane bearer IP address type that the user face is supported is IPv4 or IPv6 or IPv4v6.
A kind of device of the negotiation IP address type provided according to embodiments of the present invention, comprising:
ENodeB, for sending the user plane bearer IP address type supported comprising eNodeB to mobile management entity MME
S1 request to create obtain the user face that eNodeB is supported so that the MME is by analyzing the S1 request to create and hold
Carry IP address type；
MME, the user plane bearer IP address type supported for obtaining base station eNodeB, and in the control for receiving UE initiation
When face CP optimization attach request processed, the use of the user plane bearer IP address type and acquired eNodeB support supported according to it
Family face carries IP address type, negotiates the user plane bearer IP address type that eNodeB and MME are supported jointly, and by eNodeB
The user plane bearer IP address type supported jointly with MME is sent to gateway SGW；
SGW, the user face that user plane bearer IP address type and eNodeB and MME for being supported according to it are supported jointly
Carry IP address type, negotiate the user plane bearer IP address type that SGW, eNodeB and MME are supported jointly, and by SGW,
The user plane bearer IP address type that eNodeB and MME are supported jointly returns to MME.
A kind of device of the negotiation IP address type provided according to embodiments of the present invention, comprising:
ENodeB, for sending the user plane bearer IP address type supported comprising eNodeB to mobile management entity MME
S1 request to create obtain the user face that eNodeB is supported so that the MME is by analyzing the S1 request to create and hold
Carry IP address type；
MME optimizes for obtaining the user plane bearer IP address type of eNodeB support, and in the CP for receiving UE initiation
When attach request, the user plane bearer IP of the user plane bearer IP address type and acquired eNodeB support supported
Location type is sent to gateway SGW；
SGW, the user plane bearer of user plane bearer IP address type, the MME support received for being supported according to it
The user plane bearer IP address type that IP address type and eNodeB are supported, negotiates what SGW, eNodeB and MME were supported jointly
User plane bearer IP address type, and the user plane bearer IP address type that SGW, eNodeB and MME are supported jointly returns
MME。
Preferably, the user plane bearer IP address type that the user face is supported is IPv4 or IPv6 or IPv4v6.
A kind of equipment of the negotiation IP address type provided according to embodiments of the present invention, the equipment include: processor, with
And the memory with processor coupling；The negotiation IP address that can be run on the processor is stored on the memory
The program of type, the program for negotiating IP address type is realized when being executed by the processor includes:
Obtain the user plane bearer IP address type that base station eNodeB is supported；
When the control plane CP for receiving UE initiation optimizes attach request, according to the user plane bearer IP address type of its support
The user plane bearer IP address type supported with acquired eNodeB, negotiates the user face that eNodeB and MME are supported jointly
IP address type is carried, and the user plane bearer IP address type that eNodeB and MME are supported jointly is sent to gateway
SGW, the user plane bearer supported jointly so as to the SGW user plane bearer IP address type and eNodeB and MME supported according to it
IP address type, negotiates the user plane bearer IP address type that SGW, eNodeB and MME are supported jointly, and by SGW, eNodeB
The user plane bearer IP address type supported jointly with MME returns to MME.
A kind of computer storage medium provided according to embodiments of the present invention is stored with the program for negotiating IP address type,
The program for negotiating IP address type is realized when being executed by processor
Obtain the user plane bearer IP address type that base station eNodeB is supported；
When the control plane CP for receiving UE initiation optimizes attach request, according to the user plane bearer IP address type of its support
The user plane bearer IP address type supported with acquired eNodeB, negotiates the user face that eNodeB and MME are supported jointly
IP address type is carried, and the user plane bearer IP address type that eNodeB and MME are supported jointly is sent to gateway
SGW, the user plane bearer supported jointly so as to the SGW user plane bearer IP address type and eNodeB and MME supported according to it
IP address type, negotiates the user plane bearer IP address type that SGW, eNodeB and MME are supported jointly, and by SGW, eNodeB
The user plane bearer IP address type supported jointly with MME returns to MME.
A kind of equipment of the negotiation IP address type provided according to embodiments of the present invention, the equipment include: processor, with
And the memory with processor coupling；The negotiation IP address that can be run on the processor is stored on the memory
The program of type, the program for negotiating IP address type is realized when being executed by the processor includes:
Obtain the user plane bearer IP address type that eNodeB is supported；
When the CP for receiving UE initiation optimizes attach request, the user plane bearer IP address type supported and acquired
ENodeB support user plane bearer IP address type be sent to gateway SGW, so as to SGW according to its support user face
The user plane bearer that the user plane bearer IP address type and eNodeB that carrying IP address type, the MME received are supported are supported
IP address type, negotiates the user plane bearer IP address type that SGW, eNodeB and MME are supported jointly, and by SGW, eNodeB
The user plane bearer IP address type supported jointly with MME returns to MME.
A kind of computer storage medium provided according to embodiments of the present invention is stored with the program for negotiating IP address type,
The program for negotiating IP address type is realized when being executed by processor
Obtain the user plane bearer IP address type that eNodeB is supported；
When the CP for receiving UE initiation optimizes attach request, the user plane bearer IP address type supported and acquired
ENodeB support user plane bearer IP address type be sent to gateway SGW, so as to SGW according to its support user face
The user plane bearer that the user plane bearer IP address type and eNodeB that carrying IP address type, the MME received are supported are supported
IP address type, negotiates the user plane bearer IP address type that SGW, eNodeB and MME are supported jointly, and by SGW, eNodeB
The user plane bearer IP address type supported jointly with MME returns to MME.
The scheme provided according to embodiments of the present invention, solve CP Optimizing Mode turn when UP mode S11-U address style with
The possible unmatched problem of S1-U address style, so that user plane bearer IP planning can be with more flexible reliable.
Detailed description of the invention
Fig. 1 is the attachment flow figure for the support CP optimization that the prior art provides；
Fig. 2 is the flow chart that the CP mode that the prior art provides turns UP mode；
Fig. 3 is a kind of method flow diagram for negotiating IP address type provided in an embodiment of the present invention；
Fig. 4 is a kind of schematic device for negotiating IP address type provided in an embodiment of the present invention；
Fig. 5 is S1 Establishing process figure provided in an embodiment of the present invention；
Fig. 6 is the flow chart provided in an embodiment of the present invention that S11-U and S1-U IP address type negotiation is carried out by MME；
Fig. 7 is the flow chart provided in an embodiment of the present invention that S11-U and S1-U IP address type negotiation is carried out by SGW.
Specific embodiment
Below in conjunction with attached drawing to a preferred embodiment of the present invention will be described in detail, it should be understood that described below is excellent
Select embodiment only for the purpose of illustrating and explaining the present invention and is not intended to limit the present invention.
Fig. 3 is a kind of method flow diagram for negotiating IP address type provided in an embodiment of the present invention, as shown in Figure 3, comprising:
Step S301:MME obtains the user plane bearer IP address type that base station eNodeB is supported；
Step S302: the MME when the control plane CP for receiving UE initiation optimizes attach request, the user supported according to it
The user plane bearer IP address type that face carries IP address type and acquired eNodeB is supported, negotiates eNodeB and MME
The user plane bearer IP address type supported jointly, and the user plane bearer IP address type that eNodeB and MME are supported jointly
It is sent to gateway SGW；
Step S303: the SGW user plane bearer IP address type supported according to it and eNodeB and MME are supported jointly
User plane bearer IP address type, negotiate the user plane bearer IP address type that SGW, eNodeB and MME are supported jointly, and
The user plane bearer IP address type that SGW, eNodeB and MME are supported jointly returns to MME.
The embodiment of the invention also provides a kind of methods for negotiating IP address type, comprising:
Mobile management entity MME obtains the user plane bearer IP address type that eNodeB is supported；
MME is when the CP for receiving UE initiation optimizes attach request, the user plane bearer IP address type supported and institute
The user plane bearer IP address type that the eNodeB of acquisition is supported is sent to gateway SGW；
The user plane bearer IP of user plane bearer IP address type, the MME support received that the SGW is supported according to it
The user plane bearer IP address type that address style and eNodeB are supported, negotiates the use that SGW, eNodeB and MME are supported jointly
Family face carries IP address type, and the user plane bearer IP address type that SGW, eNodeB and MME are supported jointly returns to MME.
Wherein, the user plane bearer IP address type that the user face is supported is IPv4 or IPv6 or IPv4v6.
Fig. 4 is a kind of schematic device for negotiating IP address type provided in an embodiment of the present invention, as shown in Figure 4, comprising:
ENodeB401, for sending the S1 wound comprising the eNodeB user plane bearer IP address type supported to mobile management entity MME
Request is built, so that the MME is by analyzing the S1 request to create, with obtaining the user plane bearer IP that eNodeB is supported
Location type；MME402, the user plane bearer IP address type supported for obtaining base station eNodeB, and receiving UE initiation
When control plane CP optimizes attach request, what the user plane bearer IP address type and acquired eNodeB supported according to it were supported
User plane bearer IP address type negotiates the user plane bearer IP address type that eNodeB and MME are supported jointly, and will
The user plane bearer IP address type that eNodeB and MME are supported jointly is sent to gateway SGW；SGW403, for according to it
The user plane bearer IP address type that the user plane bearer IP address type and eNodeB and MME of support are supported jointly, negotiates
The user plane bearer IP address type that SGW, eNodeB and MME are supported jointly, and the use that SGW, eNodeB and MME are supported jointly
Family face carries IP address type and returns to MME.
The embodiment of the invention also provides a kind of devices for negotiating IP address type, comprising: eNodeB is used for moving tube
It manages entity MME and sends the S1 request to create comprising the eNodeB user plane bearer IP address type supported, so that the MME passes through
The S1 request to create is analyzed, the user plane bearer IP address type that eNodeB is supported is obtained；MME, for obtaining
The user plane bearer IP address type that eNodeB is supported, and when the CP for receiving UE initiation optimizes attach request, supported
User plane bearer IP address type and the user plane bearer IP address type supported of acquired eNodeB be sent to service network
Close SGW；SGW, the user plane bearer IP of user plane bearer IP address type, the MME support received for being supported according to it
The user plane bearer IP address type that address style and eNodeB are supported, negotiates the use that SGW, eNodeB and MME are supported jointly
Family face carries IP address type, and the user plane bearer IP address type that SGW, eNodeB and MME are supported jointly returns to MME.
Wherein, the user plane bearer IP address type that the user face is supported is IPv4 or IPv6 or IPv4v6.
The embodiment of the invention provides a kind of equipment for negotiating IP address type, and the equipment includes: processor, Yi Jiyu
The memory of the processor coupling；The negotiation IP address type that can be run on the processor is stored on the memory
Program, the program for negotiating IP address type when being executed by the processor realization includes:
Obtain the user plane bearer IP address type that base station eNodeB is supported；
When the control plane CP for receiving UE initiation optimizes attach request, according to the user plane bearer IP address type of its support
The user plane bearer IP address type supported with acquired eNodeB, negotiates the user face that eNodeB and MME are supported jointly
IP address type is carried, and the user plane bearer IP address type that eNodeB and MME are supported jointly is sent to gateway
SGW, the user plane bearer supported jointly so as to the SGW user plane bearer IP address type and eNodeB and MME supported according to it
IP address type, negotiates the user plane bearer IP address type that SGW, eNodeB and MME are supported jointly, and by SGW, eNodeB
The user plane bearer IP address type supported jointly with MME returns to MME.
The embodiment of the invention provides a kind of computer storage medium, it is stored with the program for negotiating IP address type, it is described
The program of negotiation IP address type is realized when being executed by processor
Obtain the user plane bearer IP address type that base station eNodeB is supported；
When the control plane CP for receiving UE initiation optimizes attach request, according to the user plane bearer IP address type of its support
The user plane bearer IP address type supported with acquired eNodeB, negotiates the user face that eNodeB and MME are supported jointly
IP address type is carried, and the user plane bearer IP address type that eNodeB and MME are supported jointly is sent to gateway
SGW, the user plane bearer supported jointly so as to the SGW user plane bearer IP address type and eNodeB and MME supported according to it
IP address type, negotiates the user plane bearer IP address type that SGW, eNodeB and MME are supported jointly, and by SGW, eNodeB
The user plane bearer IP address type supported jointly with MME returns to MME.
The embodiment of the invention provides a kind of equipment for negotiating IP address type, and the equipment includes: processor, Yi Jiyu
The memory of the processor coupling；The negotiation IP address type that can be run on the processor is stored on the memory
Program, the program for negotiating IP address type when being executed by the processor realization includes:
Obtain the user plane bearer IP address type that eNodeB is supported；
When the CP for receiving UE initiation optimizes attach request, the user plane bearer IP address type supported and acquired
ENodeB support user plane bearer IP address type be sent to gateway SGW, so as to SGW according to its support user face
The user plane bearer that the user plane bearer IP address type and eNodeB that carrying IP address type, the MME received are supported are supported
IP address type, negotiates the user plane bearer IP address type that SGW, eNodeB and MME are supported jointly, and by SGW, eNodeB
The user plane bearer IP address type supported jointly with MME returns to MME.
The embodiment of the invention provides a kind of computer storage medium, it is stored with the program for negotiating IP address type, it is described
The program of negotiation IP address type is realized when being executed by processor
Obtain the user plane bearer IP address type that eNodeB is supported；
When the CP for receiving UE initiation optimizes attach request, the user plane bearer IP address type supported and acquired
ENodeB support user plane bearer IP address type be sent to gateway SGW, so as to SGW according to its support user face
The user plane bearer that the user plane bearer IP address type and eNodeB that carrying IP address type, the MME received are supported are supported
IP address type, negotiates the user plane bearer IP address type that SGW, eNodeB and MME are supported jointly, and by SGW, eNodeB
The user plane bearer IP address type supported jointly with MME returns to MME.
The embodiment of the present invention improves realization on the basis of the S11-U user plane bearer visioning procedure of 3GPP protocol definition
, it can first judge whether terminal supports CP to turn the function of UP before holding consultation, reduce unnecessary negotiation process, including with
Lower step:
The first step, eNodeB are established in request message in S1 and are carried the newly-increased mark S1-U IP address type of this programme, show
The IP address type that user plane bearer is supported is IPv4, IPv6 or IPv4v6.
Optinal plan, MME can obtain the carrying IP address type of corresponding eNodeB according to configuration information.
Second step, the attachment of user's initiation CP optimization, the eNodeB user plane bearer IP that MME is got according to the first step
Location type, MME can be first according to the user plane bearer IP address types of eNodeB user plane bearer IP address type and MME itself
The user plane bearer IP address type supported jointly is negotiated, MME sends creation session request to SGW, carries S11-U MME
F-TEID parameter, include in parameter eNodeB and MME with negotiating the user plane bearer IP address type supported jointly and IP
Location is the address S11-U of MME.
Optinal plan optimizes creation S11-U process, the carrying IP address class that MME can support S1-U and S11-U in CP
Type brings SGW simultaneously, uniformly negotiates final user plane bearer IP address type by SGW.
If finding that UE does not support UP ability, does not need to carry out this negotiation in CP Optimizing Flow.
Third step has first carried out eNodeB user plane bearer IP if it is MME after SGW receives creation conversation request message
The negotiation of address style and the user plane bearer IP address type of MME itself, the user face after the negotiation that SGW is sent according to MME
IP address type and SGW user plane bearer IP address type are carried, user face IP carrying address style is finally negotiated, is creating
In session request response, bearer context correspond in S11-U SGW F-TEID parameter finally negotiate with IP address type
Type, IP address correspond to the address S11-U of SGW.
If MME does not carry out eNodeB user plane bearer IP address type and the user plane bearer IP address class of MME itself
Type is negotiated, eNodeB user plane bearer IP address type, the MME user plane bearer IP address type that SGW should be sent according to MME
And SGW user plane bearer IP address type is held consultation, and user face IP carrying address style is finally negotiated, in creation session
In request response, corresponded in bearer context in S11-U SGW F-TEID parameter with IP address type be the class finally negotiated
Type, IP address correspond to the address S11-U of SGW.
It is described in detail below with reference to technical solution of the Fig. 5 to Fig. 7 to the embodiment of the present invention
Fig. 5 is S1 Establishing process figure provided in an embodiment of the present invention, as shown in Figure 5, comprising:
Step 501, eNodeB sends S1 request to create to MME, carries newly-increased mark S1-U eNodeB IP address type；
Step 502, MME returns to S1 creation response.
Fig. 6 is the flow chart provided in an embodiment of the present invention that S11-U and S1-U IP address type negotiation is carried out by MME,
As shown in Figure 6, comprising:
Step 601, while the user of CP and UP mode being supported to initiate attach request, requests CP Optimizing Mode；
Step 602, MME sends out creation session request to SGW, carries S11-U MME F-TEID, with IP address type and
User plane bearer IP address；The carrying address style of the selected S11-U of MME should be obtained based on S1 Establishing process or configuration
What the S1-U eNodeB IP address type and MME user plane bearer IP address type negotiation obtained obtained；
If user does not support UP mode, do not need to carry out this negotiation.MME can ability based on User support or
It configures to control the negotiation for carrying out user plane bearer IP address to certain class user.
Step 603, SGW sends out session request to PGW；
Step 604, PGW returns to conversational response to SGW；
Step 605, SGW returns to creation conversational response to MME, carries S11-U SGW F-TEID, has IP address type
With SGW user plane bearer IP address type；IP address type is final consensus address style；
MME receives conversational response, saves final consensus user face IP address type and corresponding IP address；
Step 606, MME sends attachment received message to UE；
Step 607, UE returns to attachment to MME and completes message.
Fig. 7 is the flow chart provided in an embodiment of the present invention that S11-U and S1-U IP address type negotiation is carried out by SGW,
As shown in fig. 7, comprises:
Step 701, while the user of CP and UP mode being supported to initiate attach request, requests CP Optimizing Mode；
Step 702, MME sends out creation session request to SGW, carries S11-U MME F-TEID, with IP address type and
User plane bearer IP address type；MME carries S1-U eNodeB F-TEID simultaneously, wherein S1-U eNodeB F-TEID band
ENodeB user face IP address type；
If user does not support UP mode, do not need to carry out this negotiation.MME can ability based on User support or
Configuration is to control whether to need to carry eNodeB user face IP address type to SGW.
Step 703, SGW sends out session request to PGW；
Step 704, PGW returns to conversational response to SGW；
Step 705, SGW returns to creation conversational response to MME, carries S11-U SGW F-TEID, has IP address type
With SGW user plane bearer IP address type；The IP address type of S11-U by SGW according to S11-U MME user face address style,
S1-U eNodeB user face address style and SGW user plane bearer IP address type negotiation obtain；
MME receives conversational response, saves final consensus user face IP address type and corresponding IP address；
Step 706, MME sends attachment received message to UE；
Step 707, UE returns to attachment to MME and completes message.
The scheme provided according to embodiments of the present invention, solve CP Optimizing Mode turn when UP mode S11-U address style with
The possible unmatched problem of S1-U address style, so that user plane bearer IP planning can be with more flexible reliable.
Although describing the invention in detail above, but the invention is not restricted to this, those skilled in the art of the present technique
It can be carry out various modifications with principle according to the present invention.Therefore, all to be modified according to made by the principle of the invention, all it should be understood as
Fall into protection scope of the present invention.
Claims (10)
1. a kind of method for negotiating IP address type, comprising:
Mobile management entity MME obtains the user plane bearer IP address type that base station eNodeB is supported；
The MME is when the control plane CP for receiving UE initiation optimizes attach request, according to the user plane bearer IP address of its support
The user plane bearer IP address type that type and acquired eNodeB are supported, negotiates the use that eNodeB and MME are supported jointly
Family face carries IP address type, and the user plane bearer IP address type that eNodeB and MME are supported jointly is sent to service network
Close SGW；
The user plane bearer that the user plane bearer IP address type and eNodeB and MME that the SGW is supported according to it are supported jointly
IP address type, negotiates the user plane bearer IP address type that SGW, eNodeB and MME are supported jointly, and by SGW, eNodeB
The user plane bearer IP address type supported jointly with MME returns to MME.
2. a kind of method for negotiating IP address type, comprising:
Mobile management entity MME obtains the user plane bearer IP address type that eNodeB is supported；
MME is when the CP for receiving UE initiation optimizes attach request, the user plane bearer IP address type supported and acquired
ENodeB support user plane bearer IP address type be sent to gateway SGW；
The user plane bearer IP address of user plane bearer IP address type, the MME support received that the SGW is supported according to it
The user plane bearer IP address type that type and eNodeB are supported, negotiates the user face that SGW, eNodeB and MME are supported jointly
IP address type is carried, and the user plane bearer IP address type that SGW, eNodeB and MME are supported jointly returns to MME.
3. method according to claim 1 or 2, the user plane bearer IP address type that the user face is supported be IPv4 or
Person IPv6 or IPv4v6.
4. a kind of device for negotiating IP address type, comprising:
ENodeB, for sending the S1 comprising the eNodeB user plane bearer IP address type supported to mobile management entity MME
Request to create obtains the user plane bearer IP that eNodeB is supported so that the MME is by analyzing the S1 request to create
Address style；
MME, the user plane bearer IP address type supported for obtaining base station eNodeB, and in the control plane for receiving UE initiation
When CP optimizes attach request, the user face of the user plane bearer IP address type and acquired eNodeB support supported according to it
Carry IP address type, negotiate the user plane bearer IP address type that eNodeB and MME are supported jointly, and by eNodeB and
The user plane bearer IP address type that MME is supported jointly is sent to gateway SGW；
SGW, the user plane bearer that user plane bearer IP address type and eNodeB and MME for being supported according to it are supported jointly
IP address type, negotiates the user plane bearer IP address type that SGW, eNodeB and MME are supported jointly, and by SGW, eNodeB
The user plane bearer IP address type supported jointly with MME returns to MME.
5. a kind of device for negotiating IP address type, comprising:
ENodeB, for sending the S1 comprising the eNodeB user plane bearer IP address type supported to mobile management entity MME
Request to create obtains the user plane bearer IP that eNodeB is supported so that the MME is by analyzing the S1 request to create
Address style；
MME adheres to for obtaining the user plane bearer IP address type of eNodeB support, and in the CP optimization for receiving UE initiation
When request, the user plane bearer IP address class of the user plane bearer IP address type and acquired eNodeB support supported
Type is sent to gateway SGW；
SGW, the user plane bearer IP of user plane bearer IP address type, the MME support received for being supported according to it
The user plane bearer IP address type that location type and eNodeB are supported, negotiates the user that SGW, eNodeB and MME are supported jointly
Face carries IP address type, and the user plane bearer IP address type that SGW, eNodeB and MME are supported jointly returns to MME.
6. device according to claim 4 or 5, the user plane bearer IP address type that the user face is supported be IPv4 or
Person IPv6 or IPv4v6.
7. a kind of equipment for negotiating IP address type, the equipment includes: processor, and the storage with processor coupling
Device；It is stored with the program for the negotiation IP address type that can be run on the processor on the memory, the negotiation IP
It is realized when the program of location type is executed by the processor and includes:
Obtain the user plane bearer IP address type that base station eNodeB is supported；
When the control plane CP for receiving UE initiation optimizes attach request, the user plane bearer IP address type supported according to it and institute
The user plane bearer IP address type that the eNodeB of acquisition is supported, negotiates the user plane bearer that eNodeB and MME are supported jointly
IP address type, and the user plane bearer IP address type that eNodeB and MME are supported jointly is sent to gateway SGW, with
Just the user plane bearer IP address that the user plane bearer IP address type and eNodeB and MME that SGW is supported according to it are supported jointly
Type, negotiates the user plane bearer IP address type that SGW, eNodeB and MME are supported jointly, and by SGW, eNodeB and MME
The user plane bearer IP address type supported jointly returns to MME.
8. a kind of computer storage medium is stored with the program for negotiating IP address type, the program for negotiating IP address type
It is realized when being executed by processor and includes:
Obtain the user plane bearer IP address type that base station eNodeB is supported；
When the control plane CP for receiving UE initiation optimizes attach request, the user plane bearer IP address type supported according to it and institute
The user plane bearer IP address type that the eNodeB of acquisition is supported, negotiates the user plane bearer that eNodeB and MME are supported jointly
IP address type, and the user plane bearer IP address type that eNodeB and MME are supported jointly is sent to gateway SGW, with
Just the user plane bearer IP address that the user plane bearer IP address type and eNodeB and MME that SGW is supported according to it are supported jointly
Type, negotiates the user plane bearer IP address type that SGW, eNodeB and MME are supported jointly, and by SGW, eNodeB and MME
The user plane bearer IP address type supported jointly returns to MME.
9. a kind of equipment for negotiating IP address type, the equipment includes: processor, and the storage with processor coupling
Device；It is stored with the program for the negotiation IP address type that can be run on the processor on the memory, the negotiation IP
It is realized when the program of location type is executed by the processor and includes:
Obtain the user plane bearer IP address type that eNodeB is supported；
When the CP for receiving UE initiation optimizes attach request, the user plane bearer IP address type supported and acquired
The user plane bearer IP address type that eNodeB is supported is sent to gateway SGW, so that SGW is held according to its user face supported
The user plane bearer IP that the user plane bearer IP address type and eNodeB that load IP address type, the MME received are supported are supported
Address style, negotiates the user plane bearer IP address type that SGW, eNodeB and MME are supported jointly, and by SGW, eNodeB and
The user plane bearer IP address type that MME is supported jointly returns to MME.
10. a kind of computer storage medium is stored with the program for negotiating IP address type, the program for negotiating IP address type
It is realized when being executed by processor and includes:
Obtain the user plane bearer IP address type that eNodeB is supported；
When the CP for receiving UE initiation optimizes attach request, the user plane bearer IP address type supported and acquired
The user plane bearer IP address type that eNodeB is supported is sent to gateway SGW, so that SGW is held according to its user face supported
The user plane bearer IP that the user plane bearer IP address type and eNodeB that load IP address type, the MME received are supported are supported
Address style, negotiates the user plane bearer IP address type that SGW, eNodeB and MME are supported jointly, and by SGW, eNodeB and
The user plane bearer IP address type that MME is supported jointly returns to MME.
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| CN201810006924.0A CN110012458A (en) | 2018-01-04 | 2018-01-04 | A kind of method and device for negotiating IP address type |
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| CN201810006924.0A CN110012458A (en) | 2018-01-04 | 2018-01-04 | A kind of method and device for negotiating IP address type |
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| CN201810006924.0A Withdrawn CN110012458A (en) | 2018-01-04 | 2018-01-04 | A kind of method and device for negotiating IP address type |
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| CN114553831A (en) * | 2020-11-25 | 2022-05-27 | 华为技术有限公司 | Method and system related to sending management IP address |
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