CN102711085B - Method and device for realizing UE registration - Google Patents
Method and device for realizing UE registration Download PDFInfo
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- CN102711085B CN102711085B CN201210193343.5A CN201210193343A CN102711085B CN 102711085 B CN102711085 B CN 102711085B CN 201210193343 A CN201210193343 A CN 201210193343A CN 102711085 B CN102711085 B CN 102711085B
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Abstract
The invention discloses a method and device for realizing UE registration, which are used for realizing self-adaptive registration for the registration initiated by UE of a Tel-Uri which does not include a home domain name of the UE, so as to reduce the requirement on the UE and enlarge the access range of the UE. The method for realizing the UE registration comprises the steps: a proxy call state control function (P-CSCF) entity receives an initial session initiation protocol (SIP) registration message initiated by the UE by using a telephone uniform resource identifier (Tel-Uri) manner; the P-CSCF entity judges whether the SIP registration message includes UE home domain name information; and when the SIP registration message does not include the UE home domain name message, the P-CSCF entity generates UE home domain name information, adds the UE home domain name information to the SIP registration message, and sends the SIP registration message added with the UE home domain name information to an interrogating call session control function (I-CSCF) entity.
Description
Technical field
The present invention relates to communication technical field, relate in particular to a kind of method and device of the UE of realization registration.
Background technology
At current IP IP multimedia subsystem, IMS (IP Multimedia Subsystem, IMS) in communication network, can support subscriber equipment (UE) to use initial session protocol unified resource mark (SIP-Uri) mode to register, also support UE to use telephone number unified resource mark (Tel-Uri) mode to register simultaneously.In standards registration flow process, in SIP registration (Register) request message of being initiated by UE, should comprise the home domain domain name of this UE, conventionally publicly-owned UE mark (the Public User Identity that home domain domain name can be carried in request unified resource mark (Request-Uri) message header or From, Pui) in, obtain, or privately owned UE mark (the Private User Identity carrying from authorize (Authorization) message header, Pvi) in information, extract, but, in the SIP Register request message that exists UE to initiate, do not comprise the possibility of these information yet.
Therefore, existing IMS core net Proxy Call Session Control Function (Proxy Call Session Control Function, P-CSCF) entity (can be called for short P-CSCF) cannot compatible carry out the registration of UE mark in Tel-Uri mode.
As shown in Figure 1, in the registration process of IMS protocol requirement, P-CSCF can receive the SIP Register signaling message that UE side is initiated, and obtains therein the Uri in From; If type is not Tel-Uri type, can directly in Uri, extracts domain name and continue follow-up normal process flow process; If type is Tel-Uri type, need to judge again and in message, whether have Authorization, if exist, continue follow-up normal process flow process, if there is no because lacking necessary UE home domain domain name, thereby cannot complete the processing such as routing forwarding, can only return to errored response.When prior art lacks necessary UE home domain domain-name information to the registration of Tel-Uri mode, the registration failure that causes P-CSCF to reply 4XX/5XX series to UE responds, as shown in Figure 2.
In sum, prior art for do not comprise UE home domain domain name Tel-Uri UE initiate registration, cannot normally complete registration and follow-up other business, thereby dwindled the support scope of system to UE, UE has been proposed to high requirement.
Summary of the invention
The embodiment of the present invention provides a kind of UE of realization method and the device of registration, in order to the registration of initiating for the UE of Tel-Uri of home domain domain name that does not comprise UE, realizes adaptively registration, thereby has reduced the requirement to UE, has expanded the access scope of UE.
The method of a kind of UE of realization registration that the embodiment of the present invention provides comprises:
Proxy Call Session Control Function P-CSCF entity receives the initial session protocol SIP registration message that UE uses telephone number unified resource mark Tel-Uri mode to initiate;
P-CSCF entity judges in SIP registration message, whether to comprise UE home domain domain-name information;
In the time not comprising UE home domain domain-name information in SIP registration message, P-CSCF solid generation UE home domain domain-name information, and UE home domain domain-name information is added in SIP registration message, send to query call conversation control function I-CSCF entity.
The device of a kind of UE of realization registration that the embodiment of the present invention provides comprises:
SIP registration message receiving element, the initial session protocol SIP registration message that uses telephone number unified resource mark Tel-Uri mode to initiate for receiving UE;
Judging unit, for judging whether SIP registration message comprises UE home domain domain-name information;
Adding device, when not comprising UE home domain domain-name information when SIP registration message, generates UE home domain domain-name information, and UE home domain domain-name information is added in SIP registration message, sends to query call conversation control function I-CSCF entity.
The embodiment of the present invention, Proxy Call Session Control Function P-CSCF entity receives the initial session protocol SIP registration message that UE uses telephone number unified resource mark Tel-Uri mode to initiate; P-CSCF entity judges in SIP registration message, whether to comprise UE home domain domain-name information; In the time not comprising UE home domain domain-name information in SIP registration message, P-CSCF solid generation UE home domain domain-name information, and UE home domain domain-name information is added in SIP registration message, send to query call conversation control function I-CSCF entity, thereby for do not comprise UE home domain domain name Tel-Uri UE initiate registration, realize adaptively registration, and then reduced the requirement to UE, expanded the access scope of UE.
Brief description of the drawings
Fig. 1 is the handling process schematic diagram that P-CSCF extracts UE home domain domain name from SIP Register message;
Fig. 2 is the registration failure handling process schematic diagram of prior art to Tel-Uri mode;
The method flow schematic diagram of realizing user equipment (UE) registration that Fig. 3 provides for the embodiment of the present invention;
The P-CSCF that Fig. 4 provides for the embodiment of the present invention adds the handling process schematic diagram of Authorization in SIP Register message;
The handling process schematic diagram of the UE of Tel-Uri mode registration after the improvement that Fig. 5 provides for the embodiment of the present invention;
The apparatus structure schematic diagram of realizing user equipment (UE) registration that Fig. 6 provides for the embodiment of the present invention.
Embodiment
The embodiment of the present invention provides a kind of UE of realization method and the device of registration, in order to the registration of initiating for the UE of Tel-Uri of home domain domain name that does not comprise UE, realizes adaptively registration, thereby has reduced the requirement to UE, has expanded the access scope of UE.
The embodiment of the present invention is supplemented domain name in SIP Register message by P-CSCF system self-adaptability, UE registration and follow-up business can normally be gone on, and have certain versatility.
The technical scheme embodiment of the present invention being provided below in conjunction with accompanying drawing describes.
Referring to Fig. 3, a kind of method that realizes user equipment (UE) registration that the embodiment of the present invention provides, comprises step:
S101, Proxy Call Session Control Function P-CSCF entity receive the initial session protocol SIP registration message that UE uses telephone number unified resource mark Tel-Uri mode to initiate;
S102, P-CSCF entity judge in SIP registration message, whether to comprise UE home domain domain-name information;
S103, in the time not comprising UE home domain domain-name information in SIP registration message, P-CSCF solid generation UE home domain domain-name information, and UE home domain domain-name information is added in SIP registration message, sends to query call conversation control function I-CSCF entity.
Preferably, described P-CSCF entity adds UE home domain domain-name information in SIP registration message to, and sends to query call conversation control function I-CSCF entity, comprising:
P-CSCF entity is according to home domain name, and the Tel-Uri information of UE, generate privately owned UE mark Pvi and home domain domain name, and according to Session Initiation Protocol reference format, add and authorize Authorization in SIP registration message, in wherein said Authorization, comprise described Pvi and home domain domain name;
The SIP registration message that carries described Authorization is sent to query call conversation control function I-CSCF entity by P-CSCF entity.
Wherein, described P-CSCF entity is according to home domain name, and the Tel-Uri information of UE, generates privately owned UE mark Pvi and home domain domain name, and according to Session Initiation Protocol reference format, adds and authorize Authorization for example, in SIP registration message:
P-CSCF entity receives that SIP Register message content from UE side is as shown in table one below, after the method that adopts the embodiment of the present invention to provide through P-CSCF is processed, send to the SIP Register message content of corresponding I-CSCF should be as shown in table two below, wherein the home domain name of P-CSCF be " pcscf.local.domain ".In Authorization, Digest username part is according to UE mark " tel:+8613812345678 " removal " tel: ", supplement "@", add P-CSCF home domain name " pcscf.local.domain " and the result of generation: Digest username="+8613812345678@pcscf.local.domain "; Realm part is filled to by P-CSCF home domain name: realm=" pcscf.local.domain "; Uri part is added P-CSCF home domain name generation result by " sip: ": Uri=" sip:pcscf.local.domain ".
Table one: REGI STER request (UE to P-CSCF)
Table two: REGISTER request (P-CSCF to I-CSCF)
Underscore part in table two, the UE home domain domain-name information that embodiment of the present invention is added.
Preferably, described P-CSCF entity judges in SIP registration message whether comprise UE home domain domain-name information, comprising:
Described P-CSCF entity judges in Request-Uri message header, From or the Authorization in SIP registration message, whether to comprise UE home domain domain-name information.
Preferably, as shown in Figure 4, described P-CSCF entity judges in Request-Uri message header, From or the Authorization in SIP registration message whether comprise UE home domain domain-name information, comprising:
P-CSCF entity judges whether the publicly-owned UE mark Pui in the Request-Uri message header in SIP registration message is the Pui of Tel-Uri type;
In the time that the Pui in Request-Uri message header is the Pui of Tel-Uri type, P-CSCF entity is determined and in SIP registration message, is comprised UE home domain domain-name information;
In the time that the Pui in Request-Uri message header is not the Pui of Tel-Uri type, P-CSCF entity judges whether the Pui in the From in SIP registration message is the Pui of Tel-Uri type;
In the time that the Pui in From is the Pui of Tel-Uri type, P-CSCF entity is determined and in SIP registration message, is comprised UE home domain domain-name information;
In the time that the Pui in From is not the Pui of Tel-Uri type, P-CSCF entity judges in SIP registration message, whether to comprise mandate Authorization;
In the time not comprising Authorization in SIP registration message, P-CSCF entity is determined and in SIP registration message, is not comprised UE home domain domain-name information; Otherwise, determine and in SIP registration message, comprise UE home domain domain-name information.
It should be noted that, in the embodiment of the present invention, be not limited to above-mentioned judgement order, for example, also can judge whether to comprise UE home domain domain-name information according to the sequencing of From, Request-Uri message header, Authorization.
As shown in Figure 4, UE is in the process that adopts Tel-Uri mode to register, if do not comprise home domain domain name in SIP Register, P-CSCF can be according to home domain name, in conjunction with the Tel-Uri information of UE, generate corresponding Pvi and home domain domain name, and according to Session Initiation Protocol reference format, add Authorization in SIP Register message.Treated SIP Register message is routed to query call conversation control function (Interrogating Call Session Control Function, I-CSCF) entity (can be called for short I-CSCF) and follow-up Serving service call conversation control function (Call Session Control Function, S-CSCF) entity (can be called for short S-CSCF), follow-up according to first existing handling process execution.
As can be seen here, in the registration process that the embodiment of the present invention is initiated in UE use Tel-Uri mode, if in the sip request message of initiating, in Request-Uri message header, From, Authorization, all do not comprise home domain domain-name information, P-CSCF solid generation UE home domain domain-name information, and UE home domain domain-name information is added in SIP registration message, send to query call conversation control function I-CSCF entity.
Preferably, the UE home domain domain-name information of described P-CSCF solid generation, with to set in advance UE home domain domain-name information in the home subscribed services device HSS of described UE identical.
In order to ensure that the UE that uses Tel-Uri mode to register succeeds in registration, also need to be pre-configured according to the rule (being the rule of P-CSCF solid generation UE home domain domain-name information) of P-CSCF structure Pvi in HSS system for this UE.Otherwise, although P-CSCF is according to add Authorization in SIP registration message, but when I-CSCF or S-CSCF extract and obtain after Pvi information according to the SIP registration message of receiving, pass through the interacting message with HSS, still can be because of the inconsistent UE registration failure that causes of Pvi information of this UE pre-configured in the home subscribed services device of the Pvi information of neotectonics and UE (Home Subscriber Sever, HSS) system.
Preferably, the method also comprises:
In the time of the P-CSCF entity of the described P-CSCF entity home domain that is described UE, when P-CSCF entity receives the response message succeeding in registration that I-CSCF returns, send the response message succeeding in registration to UE;
In the time of the P-CSCF entity in the roaming territory that described P-CSCF entity is described UE, when P-CSCF entity receives the response message of the registration failure that I-CSCF returns, send the response message of registration failure to UE.
That is to say, in the technical scheme that the embodiment of the present invention provides, when UE is in the time that home domain P-CSCF uses Tel-Uri mode to initiate to register, can succeed in registration.If UE uses Tel-Uri mode to register at roaming territory P-CSCF, the P-CSCF in roaming territory is receiving after the SIP registration message of being initiated by UE side, judgement need to generate UE home domain domain-name information, and UE home domain domain-name information is added in SIP registration message, can add local roaming territory domain name, and this SIP registration message is sent to the roaming corresponding I-CSCF of territory P-CSCF and S-CSCF, and when the roaming corresponding I-CSCF of territory P-CSCF or S-CSCF and HSS are when mutual, because UE legitimacy authentication is not passed through, cause network side to reply registration failure response.
In the embodiment of the present invention, realize UE and adopt the handling process of the whole system that Tel-Uri mode registers, referring to Fig. 5, comprise step:
Step 1, initiates SIP Register login request message to P-CSCF by UE, and in this request message, user ID is Tel-Uri mode;
Step 2, P-CSCF receives after login request message, generates corresponding Authorization according to the user ID of Tel-Uri mode, wherein comprises the information such as Pvi and home domain domain name;
Step 3, P-CSCF, according to home domain domain name, by SIP Register login request message after treatment, is transmitted to corresponding I-CSCF;
Step 4, I-CSCF receives after SIP Register login request message, extracts the information such as user ID and sends UAR user authorization request message to HSS;
Step 5, HSS inquires about the information such as the registrar of this user correspondence in database according to user ID, beam back I-CSCF by UAA user-authorization-answer message;
Step 6, I-CSCF extracts registrar information corresponding to this user in UAA message, and SIPRegister login request message is transmitted to corresponding S-CSCF;
Step 7, S-CSCF receives after SIP Register login request message, extracts the information such as user ID, user registration state renewal, sends SAR server-assignment request message to HSS;
Step 8, HSS inquires about the information such as user's configuration, inceptive filtering rule set of this user correspondence in database according to user ID, upgrade the login state of user in database, and beam back S-CSCF by SAA server-assignment response message;
Step 9, S-CSCF extracts data message corresponding to this user in SAA message, and user related information is stored in to this locality, and according to the top Via information in the login request message of receiving before, replys 200OK and succeed in registration response message to I-CSCF;
Step 10, I-CSCF, according to the top Via information in the login request message of receiving before, forwards 200OK and succeeds in registration response message to P-CSCF;
Step 11, P-CSCF, according to the top Via information in the login request message of receiving before, forwards 200OK and succeeds in registration response message to UE.
Referring to Fig. 6, a kind of device of realizing user equipment (UE) registration that the embodiment of the present invention provides, comprising:
SIP registration message receiving element 11, the initial session protocol SIP registration message that uses telephone number unified resource mark Tel-Uri mode to initiate for receiving UE;
Judging unit 12, for judging whether SIP registration message comprises UE home domain domain-name information;
Adding device 13, when not comprising UE home domain domain-name information when SIP registration message, generates UE home domain domain-name information, and UE home domain domain-name information is added in SIP registration message, sends to query call conversation control function I-CSCF entity.
Preferably, described adding device 13 adds UE home domain domain-name information in SIP registration message to, and while sending to query call conversation control function I-CSCF entity, specifically for:
According to Proxy Call Session Control Function P-CSCF entity home domain name, and the Tel-Uri information of UE, generate privately owned UE mark Pvi and home domain domain name, and according to Session Initiation Protocol reference format, add and authorize Authorization in SIP registration message, in wherein said Authorization, comprise described Pvi and home domain domain name;
The SIP registration message that carries described Authorization is sent to query call conversation control function I-CSCF entity.
Preferably, described judging unit 12 specifically for:
Judge and in Request-Uri message header, From or the Authorization in SIP registration message, whether comprise UE home domain domain-name information.
Preferably, described judging unit 12 specifically for:
Judge whether the publicly-owned UE mark Pui in the Request-Uri message header in SIP registration message is the Pui of Tel-Uri type;
In the time that the Pui in Request-Uri message header is the Pui of Tel-Uri type, determines and in SIP registration message, comprise UE home domain domain-name information;
In the time that the Pui in Request-Uri message header is not the Pui of Tel-Uri type, judge whether the Pui in the From in SIP registration message is the Pui of Tel-Uri type;
In the time that the Pui in From is the Pui of Tel-Uri type, determines and in SIP registration message, comprise UE home domain domain-name information;
In the time that the Pui in From is not the Pui of Tel-Uri type, judge in SIP registration message, whether to comprise mandate Authorization;
In the time not comprising Authorization in SIP registration message, determine and in SIP registration message, do not comprise UE home domain domain-name information; Otherwise, determine and in SIP registration message, comprise UE home domain domain-name information.
Preferably, this device also comprises:
Success response unit, when when described device being the P-CSCF entity of home domain of described UE, while receiving the response message succeeding in registration that I-CSCF returns, sends the response message succeeding in registration to UE;
Failure response unit, when when described device being the P-CSCF entity in roaming territory of described UE, while receiving the response message of the registration failure that I-CSCF returns, sends the response message of registration failure to UE.
Preferably, the UE home domain domain-name information that described adding device generates, with to set in advance UE home domain domain-name information in the home subscribed services device HSS of described UE identical.
Preferably, described device is P-CSCF.
In sum, the embodiment of the present invention, in the time that UE uses the SIP Register message that Tel-Uri mode initiates not comprise home domain domain name, P-CSCF entity supplement home domain domain name to SIP Register message in, particularly, generate Digest username part in Authorization, realm part, uri part according to Tel-Uri information and P-CSCF home domain name.Therefore, the present invention uses the registration of the home domain domain name that does not comprise UE of the initiation of Tel-Uri mode for UE, registration adaptivity is provided, thereby has reduced the requirement to UE, has expanded the access scope of UE.And, according to the Pvi of Tel-Uri information and P-CSCF home domain name generation UE, can ensure that P-CSCF, I-CSCF, S-CSCF are to using the UE mark Pvi of Tel-Uri mode to obtain the unification in source.
Those skilled in the art should understand, embodiments of the invention can be provided as method, system or computer program.Therefore, the present invention can adopt complete hardware implementation example, completely implement software example or the form in conjunction with the embodiment of software and hardware aspect.And the present invention can adopt the form at one or more upper computer programs of implementing of computer-usable storage medium (including but not limited to magnetic disc store and optical memory etc.) that wherein include computer usable program code.
The present invention is with reference to describing according to flow chart and/or the block diagram of the method for the embodiment of the present invention, equipment (system) and computer program.Should understand can be by the flow process in each flow process in computer program instructions realization flow figure and/or block diagram and/or square frame and flow chart and/or block diagram and/or the combination of square frame.Can provide these computer program instructions to the processor of all-purpose computer, special-purpose computer, Embedded Processor or other programmable data processing device to produce a machine, the instruction that makes to carry out by the processor of computer or other programmable data processing device produces the device for realizing the function of specifying at flow process of flow chart or multiple flow process and/or square frame of block diagram or multiple square frame.
These computer program instructions also can be stored in energy vectoring computer or the computer-readable memory of other programmable data processing device with ad hoc fashion work, the instruction that makes to be stored in this computer-readable memory produces the manufacture that comprises command device, and this command device is realized the function of specifying in flow process of flow chart or multiple flow process and/or square frame of block diagram or multiple square frame.
These computer program instructions also can be loaded in computer or other programmable data processing device, make to carry out sequence of operations step to produce computer implemented processing on computer or other programmable devices, thereby the instruction of carrying out is provided for realizing the step of the function of specifying in flow process of flow chart or multiple flow process and/or square frame of block diagram or multiple square frame on computer or other programmable devices.
Obviously, those skilled in the art can carry out various changes and modification and not depart from the spirit and scope of the present invention the present invention.Like this, if these amendments of the present invention and within modification belongs to the scope of the claims in the present invention and equivalent technologies thereof, the present invention is also intended to comprise these changes and modification interior.
Claims (8)
1. a method that realizes user equipment (UE) registration, is characterized in that, the method comprises:
Proxy Call Session Control Function P-CSCF entity receives the initial session protocol SIP registration message that UE uses telephone number unified resource mark Tel-Uri mode to initiate;
P-CSCF entity judges in SIP registration message, whether to comprise UE home domain domain-name information;
In the time not comprising UE home domain domain-name information in SIP registration message, P-CSCF solid generation UE home domain domain-name information, and UE home domain domain-name information is added in SIP registration message, send to query call conversation control function I-CSCF entity, the UE home domain domain-name information of described P-CSCF solid generation, with to set in advance UE home domain domain-name information in the home subscribed services device HSS of described UE identical;
Wherein, described P-CSCF entity judges in SIP registration message whether comprise UE home domain domain-name information, comprising:
Described P-CSCF entity judges in Request-Uri message header, From or the Authorization in SIP registration message, whether to comprise UE home domain domain-name information according to the type of publicly-owned UE mark Pui.
2. method according to claim 1, is characterized in that, described P-CSCF entity adds UE home domain domain-name information in SIP registration message to, and sends to query call conversation control function I-CSCF entity, comprising:
P-CSCF entity is according to home domain name, and the Tel-Uri information of UE, generate privately owned UE mark Pvi and home domain domain name, and according to Session Initiation Protocol reference format, add and authorize Authorization in SIP registration message, in wherein said Authorization, comprise described Pvi and home domain domain name;
The SIP registration message that carries described Authorization is sent to query call conversation control function I-CSCF entity by P-CSCF entity.
3. method according to claim 1, it is characterized in that, described P-CSCF entity judges in Request-Uri message header, From or the Authorization in SIP registration message whether comprise UE home domain domain-name information according to the type of publicly-owned UE mark Pui, comprising:
P-CSCF entity judges whether the publicly-owned UE mark Pui in the Request-Uri message header in SIP registration message is the Pui of Tel-Uri type;
In the time that the Pui in Request-Uri message header is the Pui of Tel-Uri type, P-CSCF entity is determined and in SIP registration message, is comprised UE home domain domain-name information;
In the time that the Pui in Request-Uri message header is not the Pui of Tel-Uri type, P-CSCF entity judges whether the Pui in the From in SIP registration message is the Pui of Tel-Uri type;
In the time that the Pui in From is the Pui of Tel-Uri type, P-CSCF entity is determined and in SIP registration message, is comprised UE home domain domain-name information;
In the time that the Pui in From is not the Pui of Tel-Uri type, P-CSCF entity judges in SIP registration message, whether to comprise mandate Authorization;
In the time not comprising Authorization in SIP registration message, P-CSCF entity is determined and in SIP registration message, is not comprised UE home domain domain-name information; Otherwise, determine and in SIP registration message, comprise UE home domain domain-name information.
4. method according to claim 1, is characterized in that, the method also comprises:
In the time of the P-CSCF entity of the described P-CSCF entity home domain that is described UE, when P-CSCF entity receives the response message succeeding in registration that I-CSCF returns, send the response message succeeding in registration to UE;
In the time of the P-CSCF entity in the roaming territory that described P-CSCF entity is described UE, when P-CSCF entity receives the response message of the registration failure that I-CSCF returns, send the response message of registration failure to UE.
5. a device of realizing user equipment (UE) registration, is characterized in that, this device comprises:
SIP registration message receiving element, the initial session protocol SIP registration message that uses telephone number unified resource mark Tel-Uri mode to initiate for receiving UE;
Judging unit, for judging whether SIP registration message comprises UE home domain domain-name information;
Adding device, for in the time that SIP registration message does not comprise UE home domain domain-name information, generate UE home domain domain-name information, and UE home domain domain-name information is added in SIP registration message, send to query call conversation control function I-CSCF entity, the UE home domain domain-name information that described adding device generates, with to set in advance UE home domain domain-name information in the home subscribed services device HSS of described UE identical;
Wherein, described judging unit specifically for:
Judge in Request-Uri message header, From or the Authorization in SIP registration message, whether to comprise UE home domain domain-name information according to the type of publicly-owned UE mark Pui.
6. device according to claim 5, is characterized in that, described adding device adds UE home domain domain-name information in SIP registration message to, and while sending to query call conversation control function I-CSCF entity, specifically for:
According to Proxy Call Session Control Function P-CSCF entity home domain name, and the Tel-Uri information of UE, generate privately owned UE mark Pvi and home domain domain name, and according to Session Initiation Protocol reference format, add and authorize Authorization in SIP registration message, in wherein said Authorization, comprise described Pvi and home domain domain name;
The SIP registration message that carries described Authorization is sent to query call conversation control function I-CSCF entity.
7. device according to claim 5, is characterized in that, described judging unit specifically for:
Judge whether the publicly-owned UE mark Pui in the Request-Uri message header in SIP registration message is the Pui of Tel-Uri type;
In the time that the Pui in Request-Uri message header is the Pui of Tel-Uri type, determines and in SIP registration message, comprise UE home domain domain-name information;
In the time that the Pui in Request-Uri message header is not the Pui of Tel-Uri type, judge whether the Pui in the From in SIP registration message is the Pui of Tel-Uri type;
In the time that the Pui in From is the Pui of Tel-Uri type, determines and in SIP registration message, comprise UE home domain domain-name information;
In the time that the Pui in From is not the Pui of Tel-Uri type, judge in SIP registration message, whether to comprise mandate Authorization;
In the time not comprising Authorization in SIP registration message, determine and in SIP registration message, do not comprise UE home domain domain-name information; Otherwise, determine and in SIP registration message, comprise UE home domain domain-name information.
8. device according to claim 5, is characterized in that, this device also comprises:
Success response unit, when when described device being the P-CSCF entity of home domain of described UE, while receiving the response message succeeding in registration that I-CSCF returns, sends the response message succeeding in registration to UE;
Failure response unit, when when described device being the P-CSCF entity in roaming territory of described UE, while receiving the response message of the registration failure that I-CSCF returns, sends the response message of registration failure to UE.
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|---|---|---|---|---|
| CN1984004A (en) * | 2006-04-20 | 2007-06-20 | 华为技术有限公司 | Method for accessing IMS network to mobile circuit domain user and its registering method |
| CN101043701A (en) * | 2006-03-23 | 2007-09-26 | 华为技术有限公司 | Method for IP multimedia subsystem to provide register and call continuousness for mobile circuit domain user and system thereof |
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| CN101043701A (en) * | 2006-03-23 | 2007-09-26 | 华为技术有限公司 | Method for IP multimedia subsystem to provide register and call continuousness for mobile circuit domain user and system thereof |
| CN1984004A (en) * | 2006-04-20 | 2007-06-20 | 华为技术有限公司 | Method for accessing IMS network to mobile circuit domain user and its registering method |
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