CN104219705B - VoLTE terminal re-registration method and device - Google Patents
VoLTE terminal re-registration method and device Download PDFInfo
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Abstract
The present invention relates to a kind of VoLTE terminal re-registration method and device, this method includes that VoLTE terminal is interacted with P-CSCF progress initial registration；VoLTE terminal sends the first registration request and at least one spare P-CSCF and receives each first registration reply message, includes authentication parameter in each first registration reply message；If P-CSCF breaks down, VoLTE terminal is according to the first spare address P-CSCF, generate the second registration request, it sends the second registration request to the first spare P-CSCF and receives the response message that succeeds in registration of its return, first spare P-CSCF is a P-CSCF at least one spare P-CSCF, it include the corresponding parameters for authentication of authentication parameter of the first spare P-CSCF in second registration request, to effectively reduce VoLTE terminal to spare P-CSCF re-register process, accelerate registion time, improves VoLTE business continuing efficiency.
Description
Technical field
The present invention relates to the communication technology more particularly to a kind of voice long term evolution (Voice Over Long Term
Evolution, referred to as：VoLTE) terminal re-registration method and device.
Background technique
VoLTE is framework full Internet protocol (Internet Protocol, abbreviation on 4G network：IP) condition lower end
It is the final solution of LTE epoch voice to the voice scheme at end.For operator, deployment VoLTE not only promotes nothing
The line availability of frequency spectrum reduces network cost, also introduces business such as HD video phone, High frequency speech etc., significantly improves logical
Believe quality.
The realization of VoLTE must rely on IP multimedia subsystem (IP Multimedia Subsystem, abbreviation：IMS)
The deployment of network, IMS network element entity have：Support the user equipment of VoLTE function, that is, VoLTE terminal；Call-Establish-Success rate function
Can (Call Session Control Function, referred to as：CSCF) network element；Wherein, CSCF includes again：Agent call session
Control function (Proxy-CSCF, referred to as：P-CSCF), query call conversation control function (Interrogating-CSCF, letter
Claim：I-CSCF) and service call conversation control function (Serving-CSCF, referred to as：S-CSCF)；P-CSCF is IMS visit net
Session initiation Protocol (the Session Initiation between IMS and VoLTE terminal is completed in the unified entrance of network
Protocol, referred to as：SIP) message compression, certification, service quality (Quality of Service, abbreviation：QoS) management and
Charging bill generates；I-CSCF is the unified entrance of IMS home network, is mainly responsible for the inquiry home subscriber service in registration
Device (Home Subscriber Server, referred to as：HSS) come to select available S-CSCF for VoLTE terminal, HSS is stored up in IMS
Deposit the server of user and server relevant information；S-CSCF is the core in IMS call session control function network element, main
It is responsible for registration, authentication, business triggering and the conversation control function of VoLTE terminal.P-CSCF is linked into IMS system as user
Entrance network element, importance is self-evident.In many cases, because the failure of P-CSCF makes VoLTE terminal can not
Receiving or send sip message can not establish to other CSCF of IMS so as to cause multimedia service.
Currently, when P-CSCF breaks down, the case where being calling terminal for VoLTE terminal, due to caller end
End is the initiator of VoLTE calling, senses that failure P-CSCF does not respond to call request or receive failure P- for a long time
The error response message that CSCF is returned, the then address P-CSCF of dynamic acquisition when calling terminal is by from initial attachment IMS network
A spare P-CSCF is selected in list, re-starts initial registration；The case where being called terminal for VoLTE terminal, it is
The recipient of VoLTE calling, since VoLTE call link disconnects at the failure P-CSCF of called terminal, so that called terminal
Calling terminal is not known to call request oneself is had issued, and needs to be known by S-CSCF that event occurs for the P-CSCF of called terminal at this time
Barrier, and called VoLTE terminal is notified to initiate initial registration process again to spare P-CSCF again.VoLTE terminal is transferred to standby
With the scheme for re-starting initial registration on P-CSCF as shown in Figure 1, being specially：S101, VoLTE terminal create SIP signaling note
Volume message is sent on spare P-CSCF；
The registration message after spare P-CSCF receives registration message, is forwarded to the access of VoLTE terminating home network by S102
On the I-CSCF of point；
S103, I-CSCF request the user information of the VoLTE terminal to HSS；
S104, HSS return to the S-CSCF that can satisfy customer service demand collection to I-CSCF；
Registration message is transmitted to the S-CSCF that HSS is distributed by S105, I-CSCF；
S106~S107, S-CSCF have found VoLTE terminal not over the spare P-CSCF from the registration message received
Authentication and certification, from HSS download VoLTE terminal authentication vector set；
S108~S110, S-CSCF generate 401 (unauthorized) message, and the authentication vector set for carrying VoLTE terminal passes through
Original path is sent to the VoLTE terminal；
After S111~S115, VoLTE terminal receive 401 (unauthorized) message, calculated just according to the authentication parameter received
True parameters for authentication generates new registration message by original path and is sent to S-CSCF；Note that in S111, VoLTE terminal
When second of transmission registration message is to spare P-CSCF, internet protocol security (Internet Protocol will be opened
Security, referred to as：IPSec integrity protection), to ensure VoLTE terminal to disappearing between spare P-CSCF air interface transmission
Breath is encryption safe；
After S116~S117, S-CSCF receive new registration message, it is judged according to the authentication information that VoLTE terminal uploads
Whether pass through authentication and encryption, if passing through, requests the information such as user contracting data and Charging-Address to HSS；
S118~S120, S_CSCF obtain that message will be succeeded in registration back to VoLTE according to original path after user information
Terminal, since then the IMS registration success of VoLTE terminal.
As it can be seen that the business strong for requirement of real-time as initiate audio call when, P-CSCF break down so that
VoLTE terminal initiates emergence treatment scheme：Again initial registration is carried out on spare P-CSCF, then proceedes to processing business signaling
Process, however above-mentioned complete initial registration process step is many and diverse, time delay is longer, when VoLTE terminal Waiting for Call being caused to connect
Between it is long, be unfavorable for the real-time service guarantees of VoLTE terminal.
Summary of the invention
The present invention provides the VoLTE terminal re-registration method and device of a kind of P-CSCF failure, can effectively reduce VoLTE
Terminal improves VoLTE business continuing efficiency to accelerate registion time to the process of spare P-CSCF re-register.
The present invention provides a kind of VoLTE terminal re-registration method of P-CSCF failure, including：
Voice long term evolution VoLTE terminal carries out initial registration with primary proxy call session control function P-CSCF and interacts；
The VoLTE terminal sends the first registration request at least one spare P-CSCF；
The first registration reply message that described at least one described spare P-CSCF of VoLTE terminal reception is returned, each first
The authentication parameter of the VoLTE terminal is fed back in registration reply message comprising each spare P-CSCF；
If the main P-CSCF breaks down, the VoLTE terminal generates second according to the first spare address P-CSCF
Registration request sends second registration request to the described first spare P-CSCF；The first spare P-CSCF be it is described extremely
A P-CSCF in a few spare P-CSCF；It include the authentication of the described first spare P-CSCF in second registration request
The corresponding parameters for authentication of parameter；
The VoLTE terminal receives the response message that succeeds in registration that the described first spare P-CSCF is returned.
The present invention also provides a kind of VoLTE terminal re-injection list devices of P-CSCF failure, including：
Initial registration module is interacted for carrying out initial registration with primary proxy call session control function P-CSCF；
Sending module, for sending the first registration request at least one spare P-CSCF；
Receiving module, the first registration reply message returned for receiving at least one described spare P-CSCF, each first
Authentication parameter comprising each spare P-CSCF feedback in registration reply message；
Module is re-registered, if breaking down for the main P-CSCF, according to the first spare address P-CSCF, is generated
Second registration request；The first spare P-CSCF is a P-CSCF at least one described spare P-CSCF；Described
It include the corresponding parameters for authentication of authentication parameter of the described first spare P-CSCF in two registration requests；
The sending module is also used to send second registration request to the described first spare P-CSCF；
The receiving module is also used to receive the response message that succeeds in registration that the described first spare P-CSCF is returned.
The VoLTE terminal re-registration method and device of P-CSCF failure of the invention, by VoLTE terminal with main P-
After CSCF has carried out initial registration, registration request is sent to each spare P-CSCF, and receives what each spare P-CSCF was returned
Authentication parameter；If main P-CSCF breaks down, VoLTE terminal initiates re-register request, the re-injection to the spare address P-CSCF
Parameters for authentication corresponding to authentication parameter comprising the spare P-CSCF in volume request, and receive the note that the spare P-CSCF is returned
Volume success response message, complete under main P-CSCF fault condition, re-register from VoLTE terminal to spare P-CSCF, to have
Effect ground reduces process of the VoLTE terminal to spare P-CSCF re-register, accelerates registion time, improves VoLTE business continuing efficiency.
Detailed description of the invention
Fig. 1 is the signaling process figure of the method for the VoLTE terminal re-register of existing P-CSCF failure；
Fig. 2 is the flow chart of the embodiment one of the VoLTE terminal re-registration method of P-CSCF failure of the present invention；
Fig. 3 is the flow chart of the embodiment two of the VoLTE terminal re-registration method of P-CSCF failure of the present invention；
Fig. 4 is the flow chart of the embodiment three of the VoLTE terminal re-registration method of P-CSCF failure of the present invention；
Fig. 5 is the signaling process figure of the example IV of the VoLTE terminal re-registration method of P-CSCF failure of the present invention；
Fig. 6 is the structural schematic diagram of the embodiment one of the VoLTE terminal re-injection list device of P-CSCF failure of the present invention；
Fig. 7 is the structural schematic diagram of the embodiment two of the VoLTE terminal re-injection list device of P-CSCF failure of the present invention.
Specific embodiment
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with the embodiment of the present invention,
Technical scheme in the embodiment of the invention is clearly and completely described.It should be noted that in the drawings or instructions,
Similar or identical element all uses identical appended drawing reference.
Fig. 2 is the flow chart of the embodiment one of the VoLTE terminal re-registration method of P-CSCF failure of the present invention, such as Fig. 2 institute
Show, the method for the present embodiment includes：
Step 201, voice long term evolution VoLTE terminal and primary proxy call session control function P-CSCF are initially infused
Volume interaction.
In this step, VoLTE terminal carries out the process and signaling flow shown in FIG. 1 that initial registration interacts with main P-CSCF
Journey is identical, it is only necessary to which the spare P-CSCF in Fig. 1 is changed to main P-CSCF.
Step 202, VoLTE terminal send the first registration request at least one spare P-CSCF.
In this step, it completes in VoLTE terminal with after the initial registration of main P-CSCF, the VoLTE terminal is to spare
Initiate a temporary registration message, message name in the address P-CSCF (can be multiple addresses in spare P-CSCF list)
For tmp register message, to synchronize VoLTE terminal and spare P-CSCF information as early as possible.
Step 203, VoLTE terminal receive the first registration reply message that at least one spare P-CSCF is returned, and each first
The authentication parameter of VoLTE terminal is fed back in registration reply message comprising each spare P-CSCF.
In this step, VoLTE terminal is every sends temporary registration message to a spare P-CSCF, will be spare from this
The authentication parameter suitable for the P-CSCF is received at P-CSCF.The authentication parameter is by S-CSCF according to transmission registration request
The user information (contact address, public user identity, private user identity etc.) of VoLTE terminal requests to HSS and downloads to obtain
's.Authentication parameter includes：Random challenge, expected response, encryption key pair, Integrity Key, authentication-tokens.VoLTE terminal will be sharp
Parameters for authentication is calculated with the partial information in above-mentioned authentication parameter, is used for subsequent register flow path.
If step 204, main P-CSCF break down, VoLTE terminal generates second according to the first spare address P-CSCF
Registration request sends the second registration request to the first spare P-CSCF；Comprising the first spare P-CSCF in second registration request
The corresponding parameters for authentication of authentication parameter.
In this step, the first spare P-CSCF is that VoLTE terminal sends the first registration request at least one in step 202
A P-CSCF in a spare P-CSCF；Since in above-mentioned steps 203, VoLTE terminal is likely to be received multiple spare P-
The authentication parameter that CSCF is returned, therefore, according to Notify message, (instruction message, the message are instruction to VoLTE terminal needs
The message that VoLTE terminal re-registers) in the first spare address P-CSCF, get the authentication with the first spare P-CSCF
Then the parameters for authentication is included in the message (i.e. the to the first spare P-CSCF request registration by the corresponding parameters for authentication of parameter
Two registration requests) it is inner, and it is sent to the first spare P-CSCF.It means that being saved when VoLTE terminal re-register P-CSCF
S101-S110 in the prior art shown in FIG. 1 receives the register flow path before 401 unauthorized messages, directly utilizes step
The authentication parameter received in 203 initiates subsequent register flow path to spare P-CSCF (the first spare P-CSCF).
Step 205, VoLTE terminal receive the response message that succeeds in registration that the first spare P-CSCF is returned.
In this step, parameters for authentication passes through the forwarding of the first spare P-CSCF, is finally joined by S-CSCF according to the certification
Number judges that VoLTE terminal by authentication and encryption, then requests the information such as user contracting data and Charging-Address to HSS, concurrently
The response message that succeeds in registration is sent, by the forwarding of I-CSCF, the first spare P-CSCF, returns to VoLTE terminal.
The VoLTE terminal re-registration method of P-CSCF failure provided in this embodiment, by VoLTE terminal with main P-
After CSCF has carried out initial registration, registration request is sent to each spare P-CSCF, and receives what each spare P-CSCF was returned
Authentication parameter；When main P-CSCF breaks down, VoLTE terminal initiates re-register request, the re-injection to the spare address P-CSCF
Parameters for authentication corresponding to authentication parameter comprising the spare P-CSCF in volume request, and receive the note that the spare P-CSCF is returned
Volume success response message, complete under main P-CSCF fault condition, re-register from VoLTE terminal to spare P-CSCF, to have
Effect ground reduces process of the VoLTE terminal to spare P-CSCF re-register, accelerates registion time, improves VoLTE business continuing efficiency.
Fig. 3 is the flow chart of the embodiment two of the VoLTE terminal re-registration method of P-CSCF failure of the present invention, such as Fig. 3 institute
Show, the method for the present embodiment includes：
Step 301, voice long term evolution VoLTE terminal and primary proxy call session control function P-CSCF are initially infused
Volume interaction.
Step 302, VoLTE terminal send the first registration request at least one spare P-CSCF.
Step 303, VoLTE terminal receive the first registration reply message that at least one spare P-CSCF is returned, and each first
The authentication parameter of VoLTE terminal is fed back in registration reply message comprising each spare P-CSCF.
Step 304, main P-CSCF break down, if the VoLTE terminal is called terminal, which receives first
The re-register instruction message of spare P-CSCF forwarding sent by service call conversation control function S-CSCF, re-register instruction disappear
It include the first spare address P-CSCF in breath；If the VoLTE terminal is calling terminal, the calling terminal is standby according at least one
The priority of P-CSCF is used to select a highest-ranking spare P-CSCF as the first spare P-CSCF.
In this step, it is known that P-CSCF is linked into IMS as VoLTE terminal with reference to signaling process shown in FIG. 1
The entrance network element of system, importance are self-evident.(VoLTE end can not be received since the failure of P-CSCF makes VoLTE terminal
Hold as called terminal) or transmission (VoLTE terminal is as calling terminal) sip message to IMS other CSCF, so as to cause
Multimedia service can not be established.
When VoLTE terminal is called terminal, main P-CSCF breaks down, and (message is S-CSCF forwarding Invite message
VoLTE terminal establishes the notification message of voice communication link) to main P-CSCF when, receive errored response that main P-CSCF is returned or
Person does not receive the response of the main P-CSCF for a long time, then S-CSCF judges that the main P-CSCF failure not can solve in a short time, needs
It wants the long period to repair, then issues Notify (instruction message) message to the first spare P-CSCF, the first spare P-CSCF is again
Notify message is transmitted to the VoLTE called terminal, VoLTE called terminal receives the first spare P-CSCF forwarding
After Notify message request will be re-registered to the first spare P-CSCF initiation.It should be noted that：VoLTE terminal is first
When beginning is registered to main P-CSCF, the address list of each spare P-CSCF has been contained in the registration request, and be sent to HSS
With S-CSCF save, after main P-CSCF breaks down, S-CSCF selected from the address list received before one it is spare
The address of P-CSCF is carried as the first spare P-CSCF, and by the address of the first spare P-CSCF in Notify instruction message
In be sent to the first spare P-CSCF, be used to indicate VoLTE called terminal to the first spare P-CSCF and initiate re-register request.
When VoLTE terminal is calling terminal, main P-CSCF breaks down, and calling terminal is issued as Business Initiator
When Invite message (message is the notification message that VoLTE terminal establishes voice communication link) is to main P-CSCF, main P- is received
Errored response or long-time that CSCF is returned do not receive the response of the main P-CSCF, then calling terminal judges the main P-CSCF
Failure not can solve in a short time, and the long period is needed to repair, and then the calling terminal is according to the excellent of at least one spare P-CSCF
First grade selects a highest-ranking spare P-CSCF as the first spare P-CSCF, and calling terminal is stored with spare P-CSCF's
Address list, and the address list sorts according to priority orders, when the calling terminal needs to initiate to re-register request, presses
According to the priority orders of spare P-CSCF address list, to coming the primary P-CSCF of spare P-CSCF, i.e., the first spare P-
CSCF re-initiates registration.
Step 305, VoLTE terminal are searched corresponding with the first spare address P-CSCF from the authentication parameter received
Authentication parameter the parameters for authentication of the first spare P-CSCF is calculated according to the authentication parameter found, generate the second registration and ask
It asks, sends the second registration request to the first spare P-CSCF；Authentication in second registration request comprising the first spare P-CSCF is joined
The corresponding parameters for authentication of number.
In this step, since in abovementioned steps, VoLTE terminal receives the mirror that at least one spare P-CSCF is returned
Weight parameter, therefore, VoLTE terminal search corresponding authentication parameter, and according to the mirror according to the first spare address P-CSCF
Parameters for authentication corresponding with the first spare address P-CSCF is calculated in weight parameter, which is carried and is asked in the second registration
It asks and is sent to the first spare P-CSCF in message.
Step 306, VoLTE terminal receive the response message that succeeds in registration that the first spare P-CSCF is returned.
The VoLTE terminal re-registration method of P-CSCF failure provided in this embodiment, by VoLTE terminal with main P-
After CSCF has carried out initial registration, registration request is sent to each spare P-CSCF, and receives what each spare P-CSCF was returned
Authentication parameter；When main P-CSCF breaks down, VoLTE terminal specifies re-register as called terminal, by S-CSCF for it
Spare P-CSCF, VoLTE terminal determines a spare P-CSCF as calling terminal, by the priority of spare P-CSCF；
VoLTE terminal calculates the parameters for authentication of the spare P-CSCF again by searching for the authentication parameter of the spare P-CSCF, initiates weight
Registration request is completed finally by the response message that succeeds in registration for receiving spare P-CSCF return in main P-CSCF failure feelings
Under condition, re-register from VoLTE terminal to spare P-CSCF, to efficiently reduce VoLTE terminal to spare P-CSCF re-register
Process, accelerate registion time, improve VoLTE business continuing efficiency.
Fig. 4 is the flow chart of the embodiment three of the VoLTE terminal re-registration method of P-CSCF failure of the present invention, such as Fig. 4 institute
Show, the method for the present embodiment includes：
Step 401, voice long term evolution VoLTE terminal and primary proxy call session control function P-CSCF are initially infused
Volume interaction.
Step 402, VoLTE terminal send the first registration request at least one spare P-CSCF.
Step 403, VoLTE terminal receive the first registration reply message that at least one spare P-CSCF is returned, and each first
The authentication parameter of VoLTE terminal is fed back in registration reply message comprising each spare P-CSCF.
Step 404, VoLTE terminal calculate each spare P-CSCF according to the authentication parameter of each spare P-CSCF received
Corresponding parameters for authentication, and authentication storage parameter.
In this step, VoLTE terminal is provided after the authentication parameter for receiving each spare P-CSCF using terminal idle
Source calculates parameters for authentication corresponding with each spare P-CSCF and stores, so that subsequent need to spare P-CSCF re-register
When, parameters for authentication corresponding with spare P-CSCF can be directly searched, without before being used in and sending re-register request, then when spending
Between calculate corresponding with spare P-CSCF parameters for authentication, to further save the time of P-CSCF re-register.
If step 405, main P-CSCF break down, VoLTE terminal is searched and first standby from each parameters for authentication of storage
With the corresponding parameters for authentication in the address P-CSCF, the second registration request is generated, sends the second registration request to the first spare P-
CSCF, the first spare P-CSCF are a P-CSCF at least one spare P-CSCF；It include first in second registration request
The corresponding parameters for authentication of the authentication parameter of spare P-CSCF.
In this step, VoLTE terminal has been computed by step 404 and has stored the certification ginseng of each spare P-CSCF
Number, if main P-CSCF breaks down, VoLTE terminal only needs the spare P-CSCF according to re-register, i.e., the first spare P-CSCF
Corresponding parameters for authentication is found, the registration request for carrying the parameters for authentication is then sent to the first spare P-CSCF,
The time that spare P-CSCF corresponding parameters for authentication is calculated when to save re-register, further speed up registion time.
Step 406, VoLTE terminal receive the response message that succeeds in registration that the first spare P-CSCF is returned.
Further, on the basis of the above embodiments, if VoLTE terminal is called terminal, in the second registration request
Comprising S-CSCF address information, so that the called terminal is established the link with the S-CSCF.
From the existing re-register flow chart of Fig. 1 it is found that by step S113~S114, HSS is returned to meet to I-CSCF and be used
The S-CSCF of family business demand collection, but the S-CSCF is possible to different with the S-CSCF of originally transmission re-register instruction message,
However due to main P-CSCF failure, (message is that VoLTE calling terminal issues called terminal to establish to original Invite message
The notification message of voice communication link) P-CSCF of failure could not be passed to, therefore the Invite message is also in original S-
CSCF is in store, if re-register, the S-CSCF and original difference that I-CSCF is this time selected, then the spare P-CSCF institute is right
The S-CSCF that answers is because without the Invite signaling message, thus can not replay call operation flow, it is also necessary to which I-CSCF is again
S-CSCF is selected for the VoLTE called terminal, delays call business connecting time.Therefore, by the second registration request
Comprising S-CSCF address information, which is stored with the notification message for connecting calling and called voice communication link, can jump
Step S113~S114 in Fig. 1 is crossed, the second registration request is directly sent to the first spare P-CSCF, then by the first spare P-
CSCF is transmitted to the address S-CSCF included in the second registration request, so that VoLTE called terminal and the S-CSCF establish chain
It connects, is properly received Invite message, to further shorten re-register process, save the re-register time.
The VoLTE terminal re-registration method of P-CSCF failure provided in this embodiment, by VoLTE terminal with main P-
After CSCF has carried out initial registration, registration request is sent to each spare P-CSCF, receives the mirror that each spare P-CSCF is returned
Weight parameter, and calculate according to authentication parameter the parameters for authentication of each spare P-CSCF；When main P-CSCF breaks down,
The parameters for authentication and is carried and is sent out in re-register request message by searching for the parameters for authentication of spare P-CSCF by VoLTE terminal
Give spare P-CSCF, thus complete under main P-CSCF fault condition, re-register from VoLTE terminal to spare P-CSCF, from
And process of the VoLTE terminal to spare P-CSCF re-register is efficiently reduced, accelerate registion time, improves VoLTE business continuing
Efficiency.
Fig. 5 is the signaling process figure of the example IV of the VoLTE terminal re-registration method of P-CSCF failure of the present invention, such as 5
Shown, as called terminal, the process that re-registers after main P-CSCF breaks down is VoLTE terminal：
S501, S-CSCF forward Invite notification message；
S502 receives errored response or the response for not receiving main P-CSCF that main P-CSCF is returned；
S503, S-CSCF judge that the failure not can solve in short term；
S504 issues re-register instruction message to spare P-CSCF；
Re-register instruction message is transmitted to VoLTE terminal again by S505, spare P-CSCF；
S506 obtains the authentication parameter of the spare P-CSCF according to the spare address P-CSCF in re-register instruction message
Corresponding parameters for authentication generates registration request；
S507~S509 sends and re-register is forwarded to request；
S510~S512 receives the response message that succeeds in registration, call business link establishment success；
S513~S514 receives the Invite notification message of S-CSCF forwarding；
S515 starts subsequent call flow.
Based on the above embodiment, in step S504, S-CSCF is issued in re-register instruction message and is carried the S-CSCF's
Address information, so that VoLTE terminal carries the address information of the S-CSCF in the re-register request of generation, to skip step
S508, not needing I-CSCF is that VoLTE terminal selects S-CSCF, and is directly sent to re-register request by step 507 standby
It is directly forwarded to S-CSCF further according to the address information of entrained S-CSCF with P-CSCF, to further shorten re-register
Process saves the re-register time.
Fig. 6 is the structural schematic diagram of the embodiment one of VoLTE terminal re-injection list device of the present invention, as shown in fig. 6, this implementation
Example device include：Initial registration module 11, for carrying out initial registration friendship with primary proxy call session control function P-CSCF
Mutually.Sending module 12, for sending the first registration request at least one spare P-CSCF.Receiving module 13, for receiving extremely
Lack the first registration reply message that a spare P-CSCF is returned, includes each spare P-CSCF anti-in each first registration reply message
The authentication parameter of feedback.Module 14 is re-registered, if breaking down for main P-CSCF, according to the first spare address P-CSCF,
Generate the second registration request；First spare P-CSCF is a P-CSCF at least one spare P-CSCF；Second registration is asked
It include the corresponding parameters for authentication of authentication parameter of the first spare P-CSCF in asking.Further, sending module 12 are also used to send
Second registration request to the first spare P-CSCF.Receiving module is also used to receive succeeding in registration for the first spare P-CSCF return
Response message.
The device of the present embodiment can be used for executing the technical side of the embodiment one of the re-registration method of VoLTE terminal shown in Fig. 2
Case, it is similar that the realization principle and technical effect are similar, and details are not described herein again.
The VoLTE terminal re-injection list device of P-CSCF failure provided in this embodiment, by VoLTE terminal with main P-
After CSCF has carried out initial registration, registration request is sent to each spare P-CSCF, and receives what each spare P-CSCF was returned
Authentication parameter；When main P-CSCF breaks down, VoLTE terminal initiates re-register request, the re-injection to the spare address P-CSCF
Parameters for authentication corresponding to authentication parameter comprising the spare P-CSCF in volume request, and receive the note that the spare P-CSCF is returned
Volume success response message, complete under main P-CSCF fault condition, re-register from VoLTE terminal to spare P-CSCF, to have
Effect ground reduces process of the VoLTE terminal to spare P-CSCF re-register, accelerates registion time, improves VoLTE business continuing efficiency.
Fig. 7 is the structural schematic diagram of the embodiment two of VoLTE terminal re-injection list device of the present invention, as shown in fig. 7, this implementation
On the basis of the device device shown in Fig. 6 of example, further, receiving module 13 is also used to receive the first spare P-CSCF and turns
The re-register instruction message of hair sent by service call conversation control function S-CSCF includes first in re-register instruction message
The spare address P-CSCF.Selecting module 15, for according to the priority of at least one spare P-CSCF selection highest-ranking one
A spare P-CSCF is as the first spare P-CSCF.Module 14 is re-registered, specifically for looking into from the authentication parameter received
Authentication parameter corresponding with the first spare address P-CSCF is looked for, according to the authentication parameter found, calculates the first spare P-
The parameters for authentication of CSCF generates the second registration request.The device of the present embodiment further includes：Computing module 16, for according to reception
To the authentication parameter of each spare P-CSCF calculate the corresponding parameters for authentication of each spare P-CSCF, and authentication storage parameter.Into
One step, module 14 is re-registered, specifically for searching and the first spare address P-CSCF phase from each parameters for authentication of storage
Corresponding parameters for authentication generates the second registration request.
On the basis of the above embodiments, it may include S-CSCF address information in the second registration request, so that VoLTE is whole
End is established the link with S-CSCF.
The VoLTE terminal re-injection list device of P-CSCF failure provided in this embodiment, by VoLTE terminal with main P-
After CSCF has carried out initial registration, registration request is sent to each spare P-CSCF, and receives what each spare P-CSCF was returned
Authentication parameter；When main P-CSCF breaks down, VoLTE terminal specifies re-register as called terminal, by S-CSCF for it
Spare P-CSCF, VoLTE terminal determines a spare P-CSCF as calling terminal, by the priority of spare P-CSCF；
VoLTE terminal calculates the parameters for authentication of the spare P-CSCF again by searching for the authentication parameter of the spare P-CSCF, initiates weight
Registration request is completed finally by the response message that succeeds in registration for receiving spare P-CSCF return in main P-CSCF failure feelings
Under condition, re-register from VoLTE terminal to spare P-CSCF, to efficiently reduce VoLTE terminal to spare P-CSCF re-register
Process, accelerate registion time, improve VoLTE business continuing efficiency.
Finally it should be noted that：The above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations；Although
Present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that：It still may be used
To modify to technical solution documented by previous embodiment or equivalent replacement of some of the technical features；And
These are modified or replaceed, the spirit and model of technical solution of various embodiments of the present invention that it does not separate the essence of the corresponding technical solution
It encloses.
Claims (10)
1. a kind of VoLTE terminal re-registration method, which is characterized in that including：
Voice long term evolution VoLTE terminal carries out initial registration with primary proxy call session control function P-CSCF and interacts；
The VoLTE terminal sends the first registration request at least one spare P-CSCF；
The VoLTE terminal receives the first registration reply message that at least one described spare P-CSCF is returned, each first registration
The authentication parameter of the VoLTE terminal is fed back in response message comprising each spare P-CSCF；
If the main P-CSCF breaks down, the VoLTE terminal generates the second registration according to the first spare address P-CSCF
Request sends second registration request to the described first spare P-CSCF；The first spare P-CSCF is described at least one
A P-CSCF in a spare P-CSCF；It include the authentication parameter of the described first spare P-CSCF in second registration request
Corresponding parameters for authentication；
The VoLTE terminal receives the response message that succeeds in registration that the described first spare P-CSCF is returned.
2. the method according to claim 1, wherein further including after the main P-CSCF breaks down：
If the VoLTE terminal is called terminal, the called terminal receive the described first spare P-CSCF forwarding by taking
It is engaged in the re-register instruction message that call session control function S-CSCF sends, includes described first in the re-register instruction message
The spare address P-CSCF；
If the VoLTE terminal is calling terminal, the calling terminal is preferential according at least one spare P-CSCF's
Grade selects a highest-ranking spare P-CSCF as the described first spare P-CSCF.
3. the method according to claim 1, wherein the VoLTE terminal is according to the first spare address P-CSCF,
The second registration request is generated, including：
The VoLTE terminal searches mirror corresponding with the described first spare address P-CSCF from the authentication parameter received
Weight parameter calculates the parameters for authentication of the first spare P-CSCF according to the authentication parameter found, generates the second registration and asks
It asks.
4. the method according to claim 1, wherein the VoLTE terminal receives at least one described spare P-
After the first registration reply message that CSCF is returned, further include：
The VoLTE terminal calculates that each spare P-CSCF is corresponding to be recognized according to the authentication parameter of each spare P-CSCF received
Parameter is demonstrate,proved, and stores the parameters for authentication；
Correspondingly, the VoLTE terminal generates the second registration request according to the first spare address P-CSCF, including：
From each parameters for authentication of storage, lookup is corresponding with the described first spare address P-CSCF to be recognized the VoLTE terminal
Parameter is demonstrate,proved, the second registration request is generated.
5. according to the method described in claim 2, it is characterized in that,
It include the S-CSCF address information in second registration request, so that institute if the VoLTE terminal is called terminal
Called terminal is stated to establish the link with the S-CSCF.
6. a kind of VoLTE terminal re-injection list device, which is characterized in that including：
Initial registration module is interacted for carrying out initial registration with primary proxy call session control function P-CSCF；
Sending module, for sending the first registration request at least one spare P-CSCF；
Receiving module, the first registration reply message returned for receiving at least one described spare P-CSCF, each first registration
Authentication parameter comprising each spare P-CSCF feedback in response message；
Module is re-registered, if breaking down for the main P-CSCF, according to the first spare address P-CSCF, generates second
Registration request；The first spare P-CSCF is a P-CSCF at least one described spare P-CSCF；Second note
It include the corresponding parameters for authentication of authentication parameter of the described first spare P-CSCF in volume request；
The sending module is also used to send second registration request to the described first spare P-CSCF；
The receiving module is also used to receive the response message that succeeds in registration that the described first spare P-CSCF is returned.
7. device according to claim 6, which is characterized in that
The receiving module, be also used to receive the described first spare P-CSCF forwarding by service call conversation control function S-
The re-register instruction message that CSCF is sent includes the described first spare address P-CSCF in the re-register instruction message；
Further include：
Selecting module, for selecting a highest-ranking spare P- according to the priority of at least one spare P-CSCF
CSCF is as the described first spare P-CSCF.
8. device according to claim 6, which is characterized in that
It is described to re-register module, specifically for from the authentication parameter received, searching with the described first spare P-CSCF
The corresponding authentication parameter in location calculates the parameters for authentication of the first spare P-CSCF according to the authentication parameter found, generates
Second registration request.
9. device according to claim 6, which is characterized in that further include：
Computing module, for being calculated according to the authentication parameter of each spare P-CSCF received, each spare P-CSCF is corresponding to be recognized
Parameter is demonstrate,proved, and stores the parameters for authentication；
Correspondingly,
It is described to re-register module, specifically for from each parameters for authentication of storage, searching with the described first spare P-CSCF
The corresponding parameters for authentication in location generates the second registration request.
10. device according to claim 7, which is characterized in that
It include the S-CSCF address information in second registration request, so that called terminal and the S-CSCF establish chain
It connects.
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| CN106162733B (en) * | 2015-04-21 | 2019-05-10 | 中国移动通信集团河南有限公司 | A kind of abnormal flow suppressing method and device |
| CN108243057B (en) * | 2016-12-27 | 2021-08-13 | 中国移动通信集团浙江有限公司 | VoLTE conversion rate analysis method and system |
| CN106911713B (en) * | 2017-03-31 | 2021-01-15 | 宇龙计算机通信科技(深圳)有限公司 | IMS registration method, S-CSCF and terminal |
| CN108737322B (en) * | 2017-04-13 | 2021-01-26 | 展讯通信（上海）有限公司 | Service recovery method and device and mobile terminal |
| CN109151989A (en) * | 2017-06-16 | 2019-01-04 | 中国移动通信集团公司 | A kind of method and device for registering VoLTE network |
| CN109714300B (en) * | 2017-10-26 | 2021-06-11 | 中国电信股份有限公司 | Safety control method and system and related equipment |
| CN110677826B (en) * | 2018-07-03 | 2022-04-19 | 中国电信股份有限公司 | Disaster recovery method, system, terminal and computer readable storage medium |
| CN110224895B (en) * | 2019-06-21 | 2021-02-09 | 武汉绿色网络信息服务有限责任公司 | VoLTE user registration signaling time delay analysis method and device |
| CN111315009B (en) * | 2020-04-07 | 2022-11-25 | 西安闻泰电子科技有限公司 | IMS network registration method and related device |
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