CN102916962B - The triggering method of self-exchange, Apparatus and system under a kind of IMS architecture - Google Patents
The triggering method of self-exchange, Apparatus and system under a kind of IMS architecture Download PDFInfo
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- CN102916962B CN102916962B CN201210413069.8A CN201210413069A CN102916962B CN 102916962 B CN102916962 B CN 102916962B CN 201210413069 A CN201210413069 A CN 201210413069A CN 102916962 B CN102916962 B CN 102916962B
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L65/00—Network arrangements, protocols or services for supporting real-time applications in data packet communication
- H04L65/10—Architectures or entities
- H04L65/1016—IP multimedia subsystem [IMS]
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L65/00—Network arrangements, protocols or services for supporting real-time applications in data packet communication
- H04L65/10—Architectures or entities
- H04L65/102—Gateways
- H04L65/1033—Signalling gateways
- H04L65/104—Signalling gateways in the network
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L65/00—Network arrangements, protocols or services for supporting real-time applications in data packet communication
- H04L65/1066—Session management
- H04L65/1101—Session protocols
- H04L65/1104—Session initiation protocol [SIP]
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Abstract
The present invention relates to the triggering method of self-exchange under a kind of IMS architecture, including: AGCF AGCF transmission user's registration message, to query call conversation control function I CSCF, carries in described registration message for indicating described AGCF to support the mark of self-exchange ability；Receive the registration failure response message that I CSCF sends, according to the mark for indicating triggering self-exchange carried in described registration failure response message, trigger self-exchange.Correspondingly, the present invention provides the Apparatus and system of self-exchange under a kind of IMS architecture, and after solving user's registration failure, AGCF cannot trigger the problem of self-exchange, improves the stability of system.
Description
Technical field
The present embodiments relate to the communications field, particularly relate to the processing method and processing device of self-exchange under a kind of IMS architecture.
Background technology
IMS (IP Multimedia Subsystem, IP Multimedia System) is 3GPP (3rd
GenerationPartnership Project, 3G (Third Generation) Moblie partnership) propose in Release5 release criteria
The subsystem of support IP multimedia service, it is set up in conversation initialized protocol (Session InitialProtocol, letter
Claim: on the basis of SIP), be a system having merged data, voice and mobile network.From the network architecture, IMS is folded
It is added in the network on primary circuit territory and packet domain, is realized the carrying of signaling and user data by packet domain, it is possible to realize
With the intercommunication of original circuit domain, it is that (Next Generation Network is called for short: in NGN) mostly important group next generation network
Become part.
AGCF (Access Gateway Control Function, AGCF) is of IMS network
H.248, network element, by waiting protocol integrated test system to access traditional POTS, ISDN (integrated services
Digital network, ISDN) user access in IMS network and enjoy IMS provide business.Query call session control merit
(Interrogating Call SessionControl Function, I-CSCF) can be positioned in user attaching network, be to return
Belong to the unified entrance of network, be responsible for the service call conversation control function (Serving that distribution or inquiry are user's service
Call SessionControl Function, S-CSCF).S-CSCF is positioned in home network, is the centromere of IMS network
Point, is responsible for the registration of user, authentication, session, route and business and triggers.
AGCF in the ims network by and I-CSCF, S-CSCF complete the registration of user, call function, as I-CSCF or
After the disconnecting of S-CSCF fault or AGCF and I-CSCF/S-CSCF, the user of AGCF management cannot be to I-CSCF/S-
CSCF initiates registration and calling, user's call failure of all AGCF management.
In prior art, AGCF call failure, need to trigger self-exchange disaster tolerance treatment mechanism, in I-CSCF fault or connection
Interrupting, user cannot register, therefore cannot be carried out calling, and AGCF triggers self-exchange, or I-CSCF normally up to, and what user registered
S-CSCF is unreachable, cannot be carried out calling the most equally, and AGCF triggers self-exchange.Self-exchange i.e. belongs to the user in the range of AGCF
Can call, be not belonging to the user in the range of AGCF and then cannot be carried out calling.
For I-CSCF normally up to, and all S-CSCF are because for fault or the inaccessible scene of disconnecting, because of
For S-CSCF be user register time the capability set specified by HSS by I-CSCF or I-CSCF select, when registration failure, AGCF
Less than available S-CSCF failure or other reasons leads to the failure not to know choosing, it is impossible to determine the need for triggering self-exchange
Disaster tolerance mechanism, causes this disaster tolerance mechanism failure.
Summary of the invention
In view of this, embodiments provide the triggering method of self-exchange, Apparatus and system under IMS architecture, solve
After user's registration failure, AGCF cannot trigger the problem of self-exchange, improves the stability of system.
First aspect, embodiments provides the triggering method of self-exchange under IMS architecture, including:
AGCF AGCF transmission user's registration message is to query call conversation control function I-CSCF, described
Registration message carries for indicating described AGCF to support the mark of self-exchange ability；
Receive I-CSCF send registration failure response message, according to described registration failure response message carries for
Instruction triggers the mark of self-exchange, triggers self-exchange.
In the first possible implementation of first aspect, send user's registration message to query call session control
Before function I-CSCF, also include:
Described being used for is indicated the mark of described AGCF support self-exchange ability to be encapsulated into described registration message by described AGCF.
It is combined in the first possible implementation of first aspect or first aspect, in the implementation that the second is possible
In, before the registration failure response message that described reception I-CSCF sends, also include:
Described I-CSCF receives the registration message that described AGCF sends, according to described for indicating described AGCF to support selfing
The mark of transducing power judges that described AGCF supports self-exchange；
When, after user's registration failure, described being used for is indicated the mark triggering self-exchange to be added to described note by described I-CSCF
In volume failure response message.
Second aspect, the embodiment of the present invention provides AGCF AGCF, including:
Transmitting element, is used for sending user's registration message and disappears to query call conversation control function I-CSCF, described registration
Breath carries for indicating described AGCF to support the mark of self-exchange ability；
Receive unit, for receiving the registration failure response message that I-CSCF sends；
Trigger element, for according to the mark for indicating triggering self-exchange carried in described registration failure response message
Know, trigger self-exchange.
In the first possible implementation of second aspect, described AGCF also includes:
Encapsulation unit, for indicating the mark of described AGCF support self-exchange ability to be encapsulated into described registration described being used for
Message.
It is combined in the first possible implementation of second aspect or second aspect, in the implementation that the second is possible
In, it is described that for indicating described AGCF to support, the mark of self-exchange ability is specifically with the Supported head in described registration message
The parameter in territory represents；
Described for indicating the mark triggering self-exchange specifically with the Require in described registration failure response message
Parameter represent, or described for indicate trigger self-exchange mark specifically represent with specific failed cause value.
The third aspect, embodiments provides the system of self-exchange under IMS architecture, including AGCF
AGCF and query call conversation control function I-CSCF, wherein,
Described AGCF, is used for sending user's registration message extremely described I-CSCF, carries for indicating in described registration message
Described AGCF supports the mark of self-exchange ability；Receive the registration failure response message that I-CSCF sends, lose according to described registration
Lose the mark for indicating triggering self-exchange carried in response message, trigger self-exchange；
Described I-CSCF, is used for sending registration failure response message extremely described AGCF, in described registration failure response message
Carry for indicating the mark triggering self-exchange.
In the first possible implementation of the third aspect, described AGCF sends user's registration message to query call
Before conversation control function I-CSCF, also include:
Described being used for is indicated the mark of described AGCF support self-exchange ability to be encapsulated into described registration message by described AGCF.
It is combined in the first possible implementation of the third aspect or the third aspect, in the implementation that the second is possible
In, before the registration failure response message that described reception I-CSCF sends, also include:
Described I-CSCF receives the registration message that described AGCF sends, according to described for indicating described AGCF to support selfing
The mark of transducing power judges that described AGCF supports self-exchange；
When, after user's registration failure, described being used for is indicated the mark triggering self-exchange to be added to described note by described I-CSCF
In volume failure response message.
The method of triggering self-exchange of embodiment of the present invention offer, Apparatus and system, AGCF sends and carries support AGCF
The registration message supporting self-exchange ability label sends to I-CSCF, I-CSCF and carries the registration response triggering self-exchange mark
Failed message, to AGCF, triggers AGCF and carries out self-exchange, solves AGCF and cannot determine whether to trigger after user's registration failure
The problem of self-exchange, improves the stability of system.
Accompanying drawing explanation
Fig. 1 is the Organization Chart of embodiment of the present invention applied environment；
Fig. 2 is the flow chart of the embodiment of the present invention 1；
Fig. 3 is the flow chart in the embodiment of the present invention 2；
Fig. 4 is the AGCF composition diagram in the embodiment of the present invention 3；
Fig. 5 is the AGCF hardware structure figure in the embodiment of the present invention 3；
Fig. 6 is system architecture diagram in the embodiment of the present invention 4.
Detailed description of the invention
Fig. 1 is the applied environment Organization Chart of the embodiment of the present invention, and the applied environment of the embodiment of the present invention is IMS architecture, connects
Function Access Gateway controls the network element that function (Access Gateway Control Function, AGCF) is IMS network, passes through
H.248 protocol integrated test system is waited to access traditional POTS, ISDN (integrated services digital
Network, ISDN) user access in IMS network and enjoy IMS provide business.Query call conversation control function
(Interrogating Call SessionControl Function, I-CSCF) is positioned in user attaching network, is ownership
The unified entrance of network, is responsible for the service call conversation control function (Serving that distribution or inquiry are user's service
Call SessionControl Function, S-CSCF).S-CSCF is positioned in home network, is the centromere of IMS network
Point, is responsible for the registration of user, authentication, session, route and business and triggers.
The method that the invention described above embodiment discloses can be with in central processing unit, in other words by central processing unit to realize.
Central processing unit is probably a kind of IC chip, has the disposal ability of signal.During realizing, said method each
Step can be completed by the instruction of the integrated logic circuit of the hardware in central processing unit or software form.For performing basis
The method that inventive embodiments discloses, above-mentioned central processing unit can be general processor, digital signal processor (DSP), specially
With integrated circuit (ASIC), ready-made programmable gate array (FPGA) or other PLDs, discrete gate or crystal
Pipe logical device, discrete hardware components.Can realize or perform disclosed each method, step in the embodiment of the present invention and patrol
Collect block diagram.The processor etc. that general processor can be microprocessor or this processor can also be any routine.In conjunction with this
The step of the method disclosed in inventive embodiments can be embodied directly in hardware processor and perform, or with in processor
Hardware and software module combination execution complete.Software module may be located at random access memory, and flash memory, read only memory are able to programme
In the storage medium that this areas such as read only memory or electrically erasable programmable memorizer, depositor are ripe.This storage medium
Being positioned at memorizer, central processing unit reads the information in memorizer, completes the step of said method in conjunction with its hardware.
Embodiment one:
As in figure 2 it is shown, the flow process that in the embodiment of the present invention, self-exchange triggers is as follows:
S101, AGCF AGCF send user's registration message to query call conversation control function I-
CSCF, carries in described registration message for indicating described AGCF to support the mark of self-exchange ability；
Before AGCF transmission user's registration message to I-CSCF, AGCF will be used for indicating described AGCF to support selfing transducing
The mark of power is encapsulated into described registration message.
Owing to being by Session initiation Protocol (SessionInitiation alternately between AGCF and I-CSCF
Protocol, SIP) interact, therefore this mark can be come by the parameter of the Supported header field in this user's registration message
Representing, Supported header field is inside Session Initiation Protocol, specifically for describing and define which SIP extension.
It is described that for indicating described AGCF to support, the mark of self-exchange ability is concrete with in described registration message
The parameter of Supported header field represents；
Described for indicating the mark triggering self-exchange specifically with the Require in described registration failure response message
Parameter represent, or represent with specific failed cause value.Require processes this specific request specifically for explanation
Need which type of one extension mark, and specific failed cause value is in embodiments of the present invention, can be with Q.850 cause value
Represent.
The registration failure response message that S102, reception I-CSCF send, carries according in described registration failure response message
For indicate trigger self-exchange mark, trigger self-exchange.
I-CSCF receives the registration message that described AGCF sends, according to described for indicating described AGCF to support selfing transducing
The mark of power judges that described AGCF supports self-exchange；
When, after user's registration failure, described being used for is indicated the mark triggering self-exchange to be added to described note by described I-CSCF
In volume failure response message.
The method of the triggering self-exchange that the embodiment of the present invention provides, AGCF sends and carries support AGCF support selfing transducing
The registration message of power mark sends to I-CSCF, I-CSCF to carry and triggers the registration response failed message of self-exchange mark extremely
AGCF, triggers AGCF and carries out self-exchange, solves AGCF and cannot determine whether to trigger asking of self-exchange after user's registration failure
Topic, improves the stability of system.
Embodiment two:
Fig. 3 is the flow chart of the embodiment of the present invention, as it is shown on figure 3, embodiment of the present invention flow process is as follows:
The embodiment of the present invention is be applicable to IMS architecture, and I-CSCF is normal, but the scene of user's registration failure.
S201, AGCF initiate user's login request message to I-CSCF；
If AGCF supports self-exchange, then AGCF is when I-CSCF initiates user's registration request, carries for indicating described
AGCF supports the mark of self-exchange ability, and this mark is to be added to the Supported header field of registration request, at this by AGCF
In inventive embodiments, the most unrestricted to the concrete form of this mark, such as can come by self-defining parameter " selfswitch "
Represent, then this mark may is that at the concrete form of login request message
REGISTER sip:icscf.homel.com SIP/2.0
Supported:path, selfswitch
If AGCF does not support self-exchange, then need not carry this mark.
This user's login request message is resolved by S202, I-CSCF；
After I-CSCF receives this registration request, this request message is resolved.Connecting example, I-CSCF is according to registration request
" selfswitch " parameter carried in message, it is judged that this AGCF supports self-exchange.If this login request message is not carried
" selfswitch " parameter, then I-CSCF judges that this AGCF does not support self-exchange.
S203, I-CSCF send registration failure response message；
In embodiments of the present invention, after user's registration request has been resolved by I-CSCF, hand over S-CSCF and HSS
Mutually, in embodiments of the present invention, it is important that mutual between I-CSCF and S-CSCF.If I-CSCF Yu S-CSCF failure alternately,
Then user's registration failure.I-CSCF indicates the mark triggering self-exchange to be added in registration failure response message, concurrently by being used for
Give this failure response message to AGCF.I-CSCF can add this triggering selfing in the Require of registration failure response
The mark changed, the concrete form of the embodiment of the present invention mark to triggering self-exchange is the most unrestricted, can use " selfswitch "
Represent, it is also possible to represent with specific failure reason value, the most Q.850 cause value.It should be noted that use
" selfswich " represents the mark of this triggering self-exchange, indicates described AGCF to support self-exchange ability with being used in upper example
Form of identification is the same, but the two meaning represented is different, and one is the parameter of Supported header field, and another is
The parameter of Require.
If in S202, I-CSCF judges that AGCF does not support self-exchange, then need not add the mark of this triggering self-exchange
Enter in registration failure response message, but directly transmit this registration failure response message to AGCF.
S204, AGCF trigger self-exchange.
AGCF, according to the mark for triggering self-exchange in this registration failure response message, triggers selfing when calling
Change.
The method of the triggering self-exchange that the embodiment of the present invention provides, AGCF sends and carries support AGCF support selfing transducing
The registration message of power mark sends to I-CSCF, I-CSCF to carry and triggers the registration response failed message of self-exchange mark extremely
AGCF, triggers AGCF and carries out self-exchange, solves AGCF and cannot determine whether to trigger asking of self-exchange after user's registration failure
Topic, improves the stability of system.
Embodiment three:
Fig. 4 is the composition structure chart of AGCF, and as shown in Figure 4, AGCF includes:
Transmitting element 301, is used for sending user's registration message to query call conversation control function I-CSCF, described registration
Message is carried for indicating described AGCF to support the mark of self-exchange ability；
Sending user's registration message to before I-CSCF at transmitting element 301, the encapsulation unit of AGCF will be used for indicating institute
State AGCF and support that the mark of self-exchange ability is encapsulated into described registration message.
Owing to being by Session initiation Protocol (SessionInitiation alternately between AGCF and I-CSCF
Protocol, SIP) interact, therefore this mark can be come by the parameter of the Supported header field in this user's registration message
Representing, Supported header field is inside Session Initiation Protocol, specifically for describing and define which SIP extension.
It is described that for indicating described AGCF to support, the mark of self-exchange ability is concrete with in described registration message
The parameter of Supported header field represents；
Described for indicating the mark triggering self-exchange specifically with the Require in described registration failure response message
Parameter represent, or represent with specific failed cause value.Require processes this specific request specifically for explanation
Need which type of one extension mark, and specific failed cause value is in embodiments of the present invention, can be with Q.850 cause value
Represent.
Receive unit 302, for receiving the registration failure response message that I-CSCF sends；
Before reception unit 302 receives registration failure response message, I-CSCF receives the registration of described AGCF transmission and disappears
Breath, according to described for indicating the mark of described AGCF support self-exchange ability to judge that described AGCF supports self-exchange；
When, after user's registration failure, described being used for is indicated the mark triggering self-exchange to be added to described note by described I-CSCF
In volume failure response message.
Trigger element 303, for triggering self-exchange according to carry in described registration failure response message for indicating
Mark, triggers self-exchange.
Fig. 5 describes the hardware structure figure of the AGCF that another embodiment of the present invention provides, including at least one processor
401 (such as CPU), at least one Peripheral Interface 402 or other communication interfaces, memorizer 403, Fabric Interface 404 and at least
One communication bus 405, for realizing the connection communication between these devices.Processor 401 is used for performing to deposit in memorizer 403
The executable module of storage, such as computer program.Memorizer 403 may comprise high-speed random access memory (RAM:Random
AccessMemory), it is also possible to also include non-labile memorizer (non-volatile memory), for example, at least one
Disk memory.This system gateway and at least one is realized by least one Peripheral Interface 402 (can be wired or wireless)
Communication connection between other network elements individual, it is possible to use the Internet, wide area network, LAN, Metropolitan Area Network (MAN) etc..
In some embodiments, memorizer 403 stores programmed instruction, and programmed instruction can be performed by processor 401,
Wherein, programmed instruction includes transmitting element 301, receives unit 302 and trigger element 303, wherein, each unit implement ginseng
See the corresponding units disclosed in Fig. 5, be described again here.
The AGCF of the triggering self-exchange that the embodiment of the present invention provides, transmitting element sends and carries support AGCF support selfing
The registration message changing ability label sends the registration response failed message carrying triggering self-exchange mark to I-CSCF, I-CSCF
To the reception unit of AGCF, trigger element triggers and carries out self-exchange, solves AGCF and cannot determine after user's registration failure and is
The problem of no triggering self-exchange, improves the stability of system.
Embodiment four:
Fig. 6 is the composition structure chart of system, and as shown in Figure 6, system includes AGCF501 and I-CSCF502, wherein,
Described AGCF501, is used for sending user's registration message extremely described I-CSCF, carries for referring in described registration message
Show that described AGCF supports the mark of self-exchange ability；Receive the registration failure response message that I-CSCF sends, according to described registration
The mark for indicating triggering self-exchange carried in failure response message, triggers self-exchange；
Before AGCF transmission user's registration message to I-CSCF, AGCF will be used for indicating described AGCF to support selfing transducing
The mark of power is encapsulated into described registration message.
Owing to being by Session initiation Protocol (SessionInitiation alternately between AGCF and I-CSCF
Protocol, SIP) interact, therefore this mark can be come by the parameter of the Supported header field in this user's registration message
Representing, Supported header field is inside Session Initiation Protocol, specifically for describing and define which SIP extension.
It is described that for indicating described AGCF to support, the mark of self-exchange ability is concrete with in described registration message
The parameter of Supported header field represents；
Described for indicating the mark triggering self-exchange specifically with the Require in described registration failure response message
Parameter represent, or represent with specific failed cause value.Require processes this specific request specifically for explanation
Need which type of one extension mark, and specific failed cause value is in embodiments of the present invention, can be with Q.850 cause value
Represent.
Described I-CSCF502, is used for sending registration failure response message to described AGCF, described registration failure response message
In carry for indicate trigger self-exchange mark.
I-CSCF receives the registration message that described AGCF sends, according to described for indicating described AGCF to support selfing transducing
The mark of power judges that described AGCF supports self-exchange；
When, after user's registration failure, described being used for is indicated the mark triggering self-exchange to be added to described note by described I-CSCF
In volume failure response message.
The system of the triggering self-exchange that the embodiment of the present invention provides, AGCF sends and carries support AGCF support selfing transducing
The registration message of power mark sends to I-CSCF, I-CSCF to carry and triggers the registration response failed message of self-exchange mark extremely
AGCF, triggers AGCF and carries out self-exchange, solves AGCF and cannot determine whether to trigger asking of self-exchange after user's registration failure
Topic, improves the stability of system.
Through the above description of the embodiments, those skilled in the art it can be understood that to the present invention permissible
Realize with hardware, or firmware realizes, or combinations thereof mode realizes.When implemented in software, can be by above-mentioned functions
It is stored in computer-readable medium or is transmitted as the one or more instructions on computer-readable medium or code.Meter
Calculation machine computer-readable recording medium includes computer-readable storage medium and communication media, and wherein communication media includes being easy to from a place to another
The individual local any medium transmitting computer program.Storage medium can be any usable medium that computer can access.With
As a example by this but be not limited to: computer-readable medium can include RAM, ROM, EEPROM, CD-ROM or other optical disc storage, disk
Storage medium or other magnetic storage apparatus or can be used in carrying or store there is instruction or the expectation of data structure form
Program code and can be by any other medium of computer access.In addition.Any connection can be suitable become computer
Computer-readable recording medium.Such as, if software is to use coaxial cable, optical fiber cable, twisted-pair feeder, Digital Subscriber Line (DSL) or such as
The wireless technology of infrared ray, radio and microwave etc from website, server or other remote source, then coaxial electrical
The wireless technology of cable, optical fiber cable, twisted-pair feeder, DSL or such as infrared ray, wireless and microwave etc is included in affiliated medium
In fixing.As used in the present invention, dish (Disk) and dish (disc) include that compression laser disc (CD), laser dish, laser disc, numeral are led to
By laser disc (DVD), floppy disk and Blu-ray Disc, the duplication data of the usual magnetic of its mid-game, dish then carrys out the duplication of optics with laser
Data.Within above combination above should also be as being included in the protection level of computer-readable medium.
In a word, the foregoing is only the preferred embodiment of technical solution of the present invention, be not intended to limit the present invention's
Protection level.All within the spirit and principles in the present invention, any modification, equivalent substitution and improvement etc. made, should be included in
Within the protection level of the present invention.
Claims (10)
1. the triggering method of self-exchange under an IMS architecture, it is characterised in that including:
AGCF network element AGCF send user's registration message to query call conversation control function network element I-CSCF,
Described registration message carries for indicating described AGCF to support the mark of self-exchange ability；
Receive I-CSCF send registration failure response message, according to described registration failure response message carries for indicating
Trigger the mark of self-exchange, trigger self-exchange.
Method the most according to claim 1, it is characterised in that described transmission user's registration message is to query call session control
Before functional network element I-CSCF processed, also include:
Described being used for is indicated the mark of described AGCF support self-exchange ability to be encapsulated into described registration message by described AGCF.
Method the most according to claim 1 and 2, it is characterised in that the registration failure response that described reception I-CSCF sends
Before message, also include:
Described I-CSCF receives the registration message that described AGCF sends, according to described for indicating described AGCF to support selfing transducing
The mark of power judges that described AGCF supports self-exchange；
When, after user's registration failure, described being used for is indicated the mark triggering self-exchange to be added to described registration mistake by described I-CSCF
Lose in response message.
Method the most according to claim 1, it is characterised in that
It is described that for indicating described AGCF to support, the mark of self-exchange ability is specifically with the Supported head in described registration message
The parameter in territory represents；
Described for indicating the mark triggering self-exchange specifically by the ginseng of the Require in described registration failure response message
Number represents, or described for indicating the mark triggering self-exchange specifically to represent with specific failed cause value.
5. an AGCF network element AGCF, it is characterised in that including:
Transmitting element, is used for sending user's registration message and disappears to query call conversation control function network element I-CSCF, described registration
Breath carries for indicating described AGCF to support the mark of self-exchange ability；
Receive unit, for receiving the registration failure response message that I-CSCF sends；
Trigger element, for according to the mark for indicating triggering self-exchange carried in described registration failure response message, touching
From exchange.
AGCF network element AGCF the most according to claim 5, it is characterised in that described AGCF also includes:
Encapsulation unit, disappears for the described mark being used for indicating described AGCF to support self-exchange ability is encapsulated into described registration
Breath.
7. according to the AGCF network element AGCF described in claim 5 or 6, it is characterised in that
It is described that for indicating described AGCF to support, the mark of self-exchange ability is specifically with the Supported head in described registration message
The parameter in territory represents；
Described for indicating the mark triggering self-exchange specifically by the ginseng of the Require in described registration failure response message
Number represents, or described for indicating the mark triggering self-exchange specifically to represent with specific failed cause value.
8. the system of self-exchange under an IMS architecture, it is characterised in that include AGCF network element AGCF and inquiry
CSCF network element I-CSCF, wherein,
Described AGCF, is used for sending user's registration message extremely described I-CSCF, carries for indicating described in described registration message
AGCF supports the mark of self-exchange ability；Receive the registration failure response message that I-CSCF sends, ring according to described registration failure
Answer the mark for indicating triggering self-exchange carried in message, trigger self-exchange；
Described I-CSCF, is used for sending registration failure response message extremely described AGCF, carries in described registration failure response message
For indicating the mark triggering self-exchange.
System the most according to claim 8, it is characterised in that described AGCF sends user's registration message to query call meeting
Before words control functional network element I-CSCF, also include:
Described being used for is indicated the mark of described AGCF support self-exchange ability to be encapsulated into described registration message by described AGCF.
System the most according to claim 8 or claim 9, it is characterised in that the registration failure response that described reception I-CSCF sends
Before message, also include:
Described I-CSCF receives the registration message that described AGCF sends, according to described for indicating described AGCF to support selfing transducing
The mark of power judges that described AGCF supports self-exchange；
When, after user's registration failure, described being used for is indicated the mark triggering self-exchange to be added to described registration mistake by described I-CSCF
Lose in response message.
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| CN201210413069.8A CN102916962B (en) | 2012-10-25 | 2012-10-25 | The triggering method of self-exchange, Apparatus and system under a kind of IMS architecture |
| PCT/CN2013/083909 WO2014063548A1 (en) | 2012-10-25 | 2013-09-22 | Method for triggering self-exchange in internet protocol multimedia subsystem architecture, apparatus and system thereof |
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| CN102916962B (en) * | 2012-10-25 | 2016-09-28 | 华为技术有限公司 | The triggering method of self-exchange, Apparatus and system under a kind of IMS architecture |
| CN107070950B (en) * | 2017-05-24 | 2021-04-20 | 深圳市万普拉斯科技有限公司 | Method, device and computer readable storage medium for IMS registration control |
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| CN1941933A (en) * | 2005-09-30 | 2007-04-04 | 华为技术有限公司 | Method and telecommunication system for accessing IMS domain to circuit domain users |
| CN101166111A (en) * | 2006-10-20 | 2008-04-23 | 中兴通讯股份有限公司 | A service protection method for access gateway |
| CN101106612A (en) * | 2007-07-25 | 2008-01-16 | 中兴通讯股份有限公司 | A method and system for realizing self-switching disaster tolerance in NGN network |
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| CN102916962A (en) | 2013-02-06 |
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