CN103369617B - Route reselection method, system, international gateway and attaching position register - Google Patents
Route reselection method, system, international gateway and attaching position register Download PDFInfo
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Abstract
The application relates to a kind of route reselection method, system, international gateway and attaching position register.This route reselection method includes: the mobile switching centre of calling terminal registration is by the route of terminal called attaching position register inquiry international roaming visit terminal called；Terminal called attaching position register, according to international roaming network, provides international gateway mark to the mobile switching centre of the former registration of terminal called；International gateway receives route reselection message from the mobile switching centre of the former registration of terminal called；And the link between the mobile switching centre that international gateway keeps and calling terminal is registered, and discharge the link between the mobile switching centre of the former registration of terminal called, set up the link between the mobile switching centre newly registered of terminal called.
Description
Technical field
The application relates to a kind of route reselection method, system, international gateway and homing position and posts
Storage.
Background technology
In Long Term Evolution (Long Term Evolution is called for short LTE) and the packet core of evolution
Heart net (Evolved Packet Core Network is called for short EPC) the network networking initial stage, if
Through there being the second filial generation of maturation to move or 3G (Third Generation) Moblie (2nd
Generation/3rd-generation, is called for short 2/3G) network, it is considered to the throwing to circuit switching (CS)
Money cost and the deployment strategy of LTE/EPC, can use original CS territory voice scheme to carry
For voice service, and LTE/EPC only processes such as IP Multimedia System (being called for short IMS)
Deng data service.Third generation partner program (3rd generation partnership project,
It is called for short 3GPP) based on this demand, it is proposed that CS voice fallback (CS Fallback is called for short CSFB)
Technology, i.e. user terminal (UE) under LTE covers is switched to when needs process CS business
In the CS territory of 2/3G network finishing service process, thus reuse existing CS territory equipment come for
User in evolved packet system (Evolved Packet System is called for short EPS) network provides
Traditional speech business, its main thought is that terminal resides in LTE, and before calling, 2/3G is returned in gravity treatment,
CS provides voice.
Use CSFB technology, when UE registers, Mobility Management Entity (Mobility in LTE territory
Management Entity, is called for short MME) by co-location renewal, user is registered in simultaneously
CS territory.Wherein, the radio tracking district mark (Tracking of LTE network can be carried during UE registration
Area Identification, is called for short TAI), MME is wireless by being pre-configured with TAI with CS territory
The corresponding relation of Location Area Identification (Location Area Identification is called for short LAI),
Mobile switching centre's (Mobile Switch Center is called for short MSC) in CS territory is selected for user
Or VLR Visitor Location Register (Visitor Location Register, be called for short VLR, be normally at and visit
Fang Di mobile switching centre (hereinafter referred to as VMSC) equipment) carry out co-location renewal.UE
When LTE/EPC network carries out audio call, need first gravity treatment to return 2/3G network, and log in
The MSC/VLR selected when updating to co-location, then by this MSC/VLR replay call
Service request.
If there is cell reselection before being linked into CS territory in LTE/EPC called subscriber, and
When region residing for UE is covered by the community of different LAI simultaneously, network side is according to cell reselection
Optimization principles be the newly selected for UE LAI community place MSC/VLR be not the most this UE
When co-location updates, the MSC/VLR of registration, thus results in UE and can not select to initiating paging
The MSC of (" Paging ") message, call failure.
In order to solve the problem of above-mentioned call failure, can use defined in 3GPP TS 23.018
" Mobile Terminating Roaming Retry Call " (roaming gravity treatment) flow process carry out
Relevant treatment.Under international roaming scene, different operators is to roaming gravity treatment Roaming Retry
The tenability of flow process is different, when being positioned at the calling subscriber calls position not supporting to roam reselecting network
In time supporting the called subscriber of roaming reselecting network, being the most still likely to cause UE can not select
To the MSC of initiation beep-page message, the problem causing call failure.
Summary of the invention
The purpose of the application is to provide one and at least can partly improve above-mentioned of the prior art scarce
A kind of route reselection method, system, the international gateway under international roaming scene that fall into and return
Belong to location register.
An aspect according to the application, it is provided that a kind of route reselection method, including: caller
International roaming is inquired about by terminal called attaching position register by the mobile switching centre of terminal registration
The route of visit terminal called；Terminal called attaching position register according to international roaming network,
International gateway mark is provided to the mobile switching centre of the former registration of terminal called；International gateway
Route reselection message is received from the mobile switching centre of the former registration of terminal called；And critical point, the world
Office keeps the link between the mobile switching centre of calling terminal registration, and discharges and called end
Hold the link between the mobile switching centre of former registration, set up the movement newly registered with terminal called
Link between switching centre, goes aboard for visit terminal called with international roaming.
According to further aspect of the application, it is provided that a kind of route reselection system, including: state
Border gateway exchange, terminal called attaching position register, the mobile switching centre of calling terminal registration,
The mobile switching centre of the former registration of terminal called, and the mobile switching centre that terminal called newly registers.
The mobile switching centre of described calling terminal registration is by described terminal called attaching position register
The route of inquiry international roaming visit terminal called；Described terminal called attaching position register root
According to international roaming network, the world is provided to close to the mobile switching centre of the former registration of described terminal called
Mouth office mark；Described international gateway connects from the mobile switching centre of the former registration of described terminal called
Receive route reselection message；And the shifting that described international gateway holding and described calling terminal are registered
Link between dynamic switching centre, and discharge in the mobile switch with the former registration of described terminal called
Link between the heart, sets up the chain between the mobile switching centre newly registered of described terminal called
Road, goes aboard for visit terminal called with international roaming.
According to further aspect of the application, it is provided that a kind of international gateway, including: interface
Unit, receives route reselection message；And processing unit, the route reselection according to receiving disappears
Breath, keeps the link between the mobile switching centre of calling terminal registration；Release and called end
Link between the mobile switching centre of the former registration of end, sets up and the newly registering of terminal called
Link between mobile switching centre.
According to further aspect of the application, it is provided that a kind of attaching position register, it is judged that single
Unit, it is judged that whether international roaming network supports called roaming gravity treatment；Processing unit, if supporting quilt
Cry roaming gravity treatment, provide international gateway mark to the mobile switching centre of the former registration of terminal called.
Route reselection method according to the application, is remained to the former of calling terminal by international gateway
There is call link, be terminated to the link of the mobile switching centre of the former registration of terminal called, initiate
Recall to the mobile switching centre newly registered of terminal called.Present invention relates solely to state
Border gateway exchange, and the transformation of terminal called attaching position register, it is to avoid to calling terminal institute
Transformation at network the whole network MSC.
Accompanying drawing explanation
Fig. 1 shows the schematic diagram of the route reselection system according to a kind of embodiment of the application.
Fig. 2 shows the flow chart of the route reselection method according to a kind of embodiment of the application.
Fig. 3 shows the flow chart of the route reselection method according to a kind of embodiment of the application.
Fig. 4 shows the schematic diagram of the international gateway according to a kind of embodiment of the application.
Fig. 5 shows the signal of the attaching position register according to a kind of embodiment of the application
Figure.
Fig. 6 shows concrete the showing of the route reselection method according to a kind of embodiment of the application
It is intended to.
Detailed description of the invention
In order to be more fully understood that the application, the various aspects of the application will be made more with reference to accompanying drawing
Detailed description.It is appreciated that the application is simply preferable to carry out by described drawings and detailed description
The description of scheme, rather than limit scope of the present application by any way.
Fig. 1 shows the schematic diagram of the route reselection system according to a kind of embodiment of the application.
As it is shown in figure 1, route reselection system 100 includes: international gateway (International
Softswitch Consortium) ISC110, terminal called attaching position register HLR120,
The moving exchanging center MSC 130 of calling terminal, in the mobile switch of the former registration of terminal called
Heart MSC140, the moving exchanging center MSC 150 newly registered of terminal called.Below in conjunction with
The flow chart of the route reselection method shown in Fig. 2 and Fig. 3 illustrates route reselection system 100
Operation principle.
Fig. 2 shows the flow process of the route reselection method of a kind of embodiment according to the application
Figure.
In step 210, the mobile switching centre of calling terminal registration is belonged to by terminal called
The route of location register inquiry international roaming visit terminal called.Such as, calling terminal registration
Mobile switching centre can to terminal called attaching position register send routing information request
(SRI), the route of requesting query international roaming visit terminal called.
In a step 220, terminal called attaching position register according to international roaming network, to
The mobile switching centre of the former registration of terminal called provides international gateway mark.
In step 230, international gateway connects from the mobile switching centre of the former registration of terminal called
Receive route reselection message.Such as, when terminal called there occurs location updating, terminal called is former
The mobile switching centre of registration will send route reselection message to international gateway, and the notice world is closed
Mouth office terminal called there occurs location updating.
In step 240, international gateway keeps and the mobile switching centre of calling terminal registration
Between link, and discharge and the mobile switching centre of the former registration of terminal called between link,
Set up the link between the mobile switching centre newly registered of terminal called, go aboard for visit with international roaming
Terminal called.So, when terminal called generation cell reselection, after carrying out location updating, by state
Border gateway exchange ISC110 remains to original call link of calling terminal, is terminated to terminal called former
The link of the moving exchanging center MSC 140 of registration, initiates the movement newly registered to terminal called
The recall of switching centre.
According to another embodiment, as it is shown on figure 3, step 220 is belonged to by terminal called
Location register carries according to international roaming network, the mobile switching centre to the former registration of terminal called
Method for international gateway mark may further include following steps.
In step 221, terminal called attaching position register judges whether international roaming network props up
Hold called roaming gravity treatment.According to a kind of embodiment, can be in terminal called attaching position register
The list of the carrier network of called roaming gravity treatment, terminal called attaching position register are supported in configuration
Can be by inquiring about this list, it is judged that whether the international roaming network that terminal called is presently in is supported
Called roaming gravity treatment.
In step 222, if international roaming network support called roaming gravity treatment, then terminal called
Attaching position register sends routing inquiry message to the mobile switching centre of the former registration of terminal called,
Described routing inquiry message is carried called roaming gravity treatment mark and international gateway mark.
According to another embodiment, as it is shown on figure 3, international gateway ISC110 in step 230
The method receiving route reselection message may further include following steps.
In step 231, terminal called there occurs location updating, by the mobile switch of former registration
Center MSC140 is updated to the moving exchanging center MSC 150 newly registered.
In step 232, the moving exchanging center MSC 150 newly registered of terminal called notifies
Terminal called attaching position register HLR120 carries out the location updating of terminal called.
In step 233, terminal called attaching position register is to the former registration of terminal called
Moving exchanging center MSC 140 sends cancel location message.
In step 234, after receiving cancel location message, the shifting of the former registration of terminal called
Dynamic switching centre MSC140 determines the routing inquiry received from terminal called attaching position register
Whether message carries called roaming gravity treatment mark, if it has, the former registration of the most described terminal called
Mobile switching centre is according to the international gateway carried in routing inquiry message received before
ID sends route reselection message to international gateway ISC110.
According to another embodiment, as it is shown on figure 3, the international gateway in step 240
ISC110 sets up the method for the link between the mobile switching centre newly registered of terminal called
May further include following steps.
In step 241, international gateway ISC110 is to terminal called attaching position register
HLR120 sends routing information request.
In step 242, terminal called attaching position register HLR120 is to be done and called
After location updating between the mobile switching centre newly registered of terminal, pass through routing information request
The movement newly registered of the terminal called after response message informing international gateway ISC110 renewal
The mark of switching centre MSC150.
In step 243, the international gateway ISC110 movement newly registered by terminal called
Switching centre MSC150 sets up the link between calling terminal and terminal called.
According to further aspect of the application, it is provided that a kind of international gateway.As shown in Figure 4,
International gateway ISC includes: interface unit 310 and processing unit 320.Interface unit 310
Receive route reselection message.Processing unit 320, according to the route reselection message received, protects
Hold the link between calling terminal moving exchanging center MSC 130, and discharge and terminal called
Former registration moving exchanging center MSC 140 between link, that sets up with terminal called is new
Link between the moving exchanging center MSC 150 of registration.
According to a kind of embodiment, interface unit 310 includes receiver module 311 and sending module
312.Receiver module 311 receives route reselection from the mobile switching centre of the former registration of terminal called
Message.Sending module 312 sends routing information request to terminal called attaching position register.
According to a kind of embodiment, processing unit 320 may further include route reselection module
321 and link establishment module 322.
Route reselection module 321 according to receiver module 311 from the movement of the former registration of terminal called
The route reselection message that switching centre MSC140 receives, instruction sending module 312 is to called end
End attaching position register HLR120 sends routing information request, to obtain the Xindeng of terminal called
The mark of the moving exchanging center MSC 150 of note.
Link establishment module 322 keeps and the moving exchanging center MSC 130 of calling terminal registration
Between link, release and terminal called former registration moving exchanging center MSC 140 between
Link, and according to the moving exchanging center MSC 150 newly registered of acquired terminal called
Mark, initiate new calling to set up the mobile switching centre newly registered with terminal called
Link between MSC150.
According to further aspect of the application, it is provided that a kind of attaching position register.Such as Fig. 5
Shown in, attaching position register includes judging unit 410 and processing unit 420.Judging unit
410 judge whether international roaming network supports called roaming gravity treatment.If it is determined that unit 410 judges
International roaming network support called roaming gravity treatment, then processing unit 420 is to the former registration of terminal called
Mobile switching centre provides international gateway mark.
According to a kind of embodiment, it is judged that unit 410 farther includes configured list 411.Configuration row
Table 411 is configured with the list of the carrier network supporting called roaming gravity treatment.Terminal called belongs to
The judge module 410 of location register is by inquiring about this configured list 411, it is judged that terminal called is current
Whether residing international roaming network supports called roaming gravity treatment.
According to a kind of embodiment, processing unit 420 farther includes receiver module 421, and position is more
New module 422, and notification module 423.Receiver module 421 newly registers from terminal called
Mobile switching centre's receiving position more fresh information.Location updating module 422 is according to the position received
Put more fresh information, send cancel location message to the mobile switching centre of the former registration of terminal called,
To cancel the link between attaching position register and the mobile switching centre of former registration.Position is more
New module 422 performs the position between the mobile switching centre newly registered of terminal called further
Put more newly configured.Notification module 423 until location updating module 422 complete location updating configuration after,
Mark to the mobile switching centre newly registered of international gateway notice terminal called.
Fig. 6 shows the concrete application of the route reselection method according to a kind of embodiment of the application
Schematic diagram.In this application, calling terminal is positioned at and domestic does not support called roaming gravity treatment
The network of Roaming Retry, terminal called is positioned at the called roaming gravity treatment Roaming of external support
The network of Retry.
Step 501: the moving exchanging center MSC of calling terminal registration is posted to called homing position
Storage HLR initiates routing information request SRI.
Step 502: called ownership HLR judges whether international roaming network supports called roaming weight
Choosing, and determine that the MSC that terminal called is registered belongs to the external world supporting called roaming gravity treatment and overflows
Trip network, called ownership HLR sends routing inquiry message to the MSC of the former registration of terminal called
(PRN), PRN message is carried called roaming gravity treatment mark, and carries international gateway mark
ISC ID。
Step 503: the MSC of the former registration of terminal called sends confirmation to called ownership HLR and disappears
Breath (PRN ACK), carries the mobile station roaming number of the MSC of former registration in this confirmation message
(MSRN)。
Step 504: the MSC that called ownership HLR registers to calling terminal sends routing iinformation
Request confirms message (SRI ACK).
Step 505: the MSC of calling terminal registration obtains the MSC's of the former registration of terminal called
After mobile station roaming MSRN, by international gateway ISC and the former registration of terminal called
MSC sets up call link.
Step 506: the MSC of the former registration of terminal called is sent to terminal called by LTE network
Paging (Paging) message.
Step 507: terminal called there occurs location updating, registers new MSC, newly registers
MSC notice terminal called ownership HLR terminal called there occurs location updating.
Step 508: terminal called ownership HLR sends cancel location message to the MSC of former registration
Cancel Location message.
Step 509: the MSC of former registration determines in the PRN message received in step 502
Whether carry called roaming gravity treatment mark, if it has, then according to receiving in step 502
International gateway mark ISC ID in PRN message, sends route reselection message to ISC
(RCH), it is desired to Calling Side carries out roaming gravity treatment " Roaming Retry ".
Step 510: after international gateway ISC receives RCH message, sends link release and disappears
Breath (REL), to discharge the ISC call link to the MSC of the former registration of terminal called, is protected simultaneously
Hold original call link of ISC and the MSC of calling terminal registration.
Step 511:ISC initiates routing information request (SRI) to called ownership HLR, logical
Cross HLR and obtain the route of the MSC newly registered, this SRI message does not carries " Roaming
Retry " mark.
Step 512: called ownership HLR waits and completes location updating with the MSC newly registered,
That is, after home position updates response " Update Location Ack ", to the MSC newly registered
Send routing inquiry message (PRN).
Step 513: called ownership HLR receives the PRN ACK that the MSC newly registered sends
After message obtains the MSRN of the MSC newly registered, send SRI ACK message to ISC.
After step 514:ISC obtains the MSRN of the MSC newly registered, with terminal called Xindeng
The MSC of note sets up call link.
One of ordinary skill in the art will appreciate that: realize the whole of said method embodiment or portion
Can be completed by the hardware that programmed instruction is relevant step by step, aforesaid program can be stored in
In one computer read/write memory medium, this program upon execution, performs to include that said method is real
Execute the step of example；And aforesaid storage medium includes: ROM, RAM, magnetic disc or CD etc.
The various media that can store program code.
Although the application utilizes foregoing description and embodiment to be illustrated, but the application is also
Not limited.The protection domain of the application is limited by the claim in appended claims,
Any equivalent carrying out technical characteristic in claim, all should belong to defined herein
Scope.
Claims (14)
1. a route reselection method, including:
The mobile switching centre of calling terminal registration is inquired about by terminal called attaching position register
The route of international roaming visit terminal called；
Terminal called attaching position register judges whether international roaming network supports called roaming weight
Choosing；
If international roaming network support called roaming gravity treatment, then terminal called attaching position register
Sending routing inquiry message to the mobile switching centre of the former registration of terminal called, described routing inquiry disappears
Breath carries called roaming gravity treatment mark and international gateway mark；
The mobile switching centre of calling terminal registration, according to the route of terminal called, is closed by the world
Mouth office sets up link with the mobile switching centre of the former registration of terminal called；
International gateway receives route reselection from the mobile switching centre of the former registration of terminal called and disappears
Breath；And
International gateway keeps the link between the mobile switching centre of calling terminal registration, and
Link between release and the mobile switching centre of the former registration of terminal called, sets up and terminal called
The mobile switching centre newly registered between link.
Route reselection method the most according to claim 1, wherein, described terminal called is returned
Belong to the list being configured with the international roaming network supporting called roaming gravity treatment in location register, described
Terminal called attaching position register is by inquiring about described configured list, it is judged that the current institute of terminal called
Whether the international roaming network at place supports called roaming gravity treatment.
Route reselection method the most according to claim 1, wherein, described international gateway
The step receiving route reselection message from the mobile switching centre of the former registration of terminal called includes:
Terminal called there occurs location updating, the mobile switching centre of former registration be updated to Xindeng
The mobile switching centre of note；
The mobile switching centre the newly registered notice terminal called attaching position register of terminal called
Carry out the location updating of terminal called；
Terminal called attaching position register sends to the mobile switching centre of the former registration of terminal called
Cancel location message；And
After receiving cancel location message, the mobile switching centre of the former registration of described terminal called is true
Whether the fixed routing inquiry message received from terminal called attaching position register carries called unrestrained
Trip gravity treatment mark, if it has, the mobile switching centre of the former registration of the most described terminal called is according to described
The international gateway mark carried in routing inquiry message sends route reselection to international gateway and disappears
Breath.
Route reselection method the most according to claim 1, wherein, international gateway is set up
And the step of the link between the mobile switching centre newly registered of terminal called includes:
International gateway sends routing information request to terminal called attaching position register；
The terminal called attaching position register mobile switch newly registered with terminal called to be done
After location updating configuration between center, to the shifting newly registered of international gateway notice terminal called
The mark of dynamic switching centre；And
International gateway sets up calling terminal by the mobile switching centre newly registered of terminal called
And the link between terminal called.
5. a route reselection system, including: international gateway, terminal called homing position is posted
Storage, the mobile switching centre of calling terminal registration, in the mobile switch of the former registration of terminal called
The heart, the mobile switching centre that terminal called newly registers, wherein:
The mobile switching centre of described calling terminal registration is posted by described terminal called homing position
The route of storage inquiry international roaming visit terminal called；
It is called unrestrained that described terminal called attaching position register judges whether international roaming network is supported
Trip gravity treatment；
If international roaming network support called roaming gravity treatment, the most described terminal called homing position is posted
Storage sends routing inquiry message, described road to the mobile switching centre of the former registration of described terminal called
By query messages carries called roaming gravity treatment mark and international gateway mark；
The mobile switching centre of described calling terminal registration, according to the route of terminal called, passes through state
The mobile switching centre of border gateway exchange and the former registration of terminal called sets up link；
Described international gateway receives route from the mobile switching centre of the former registration of described terminal called
Reselection message；And
Described international gateway keeps between the mobile switching centre of described calling terminal registration
Link, and discharge the link between the mobile switching centre of the former registration of described terminal called, build
Link between the mobile switching centre newly registered of vertical and described terminal called, unrestrained with the calling world
Swim out of visit terminal called.
Route reselection system the most according to claim 5, wherein, described terminal called is returned
Belong to the list being configured with the international roaming network supporting called roaming gravity treatment in location register, described
Terminal called attaching position register is by inquiring about described configured list, it is judged that the current institute of terminal called
Whether the international roaming network at place supports called roaming gravity treatment.
Route reselection system the most according to claim 5, wherein, when terminal called occurs
Location updating, is updated to the mobile switching centre newly registered by the mobile switching centre of former registration
Time, the mobile switching centre newly registered of described terminal called notifies that described terminal called belongs to position
Putting depositor and carry out the location updating of terminal called, described terminal called attaching position register is to institute
The mobile switching centre of the former registration stating terminal called sends cancel location message；And take receiving
After the location message that disappears, the mobile switching centre of the former registration of described terminal called determines from terminal called
Whether the routing inquiry message that attaching position register receives carries called roaming gravity treatment mark, as
Fruit has, and the mobile switching centre of the former registration of the most described terminal called is according in described routing inquiry message
The international gateway mark carried sends route reselection message to international gateway.
Route reselection system the most according to claim 5, wherein, described international gateway
Routing information request is sent to described terminal called attaching position register；Described terminal called belongs to
Position between the mobile switching centre newly registered of location register terminal called to be done and described
After putting renewal, to the mobile switching centre newly registered of described international gateway notice terminal called
Mark；And the mobile switching centre newly registered that described international gateway is by terminal called
Set up the link between calling terminal and terminal called.
9. an international gateway, including:
Interface unit, receives route reselection message；And
Processing unit, according to the route reselection message received, keeps and calling terminal registration
Link between mobile switching centre, the mobile switching centre of the former registration of release and terminal called
Between link, set up and the mobile switching centre newly registered of terminal called between link；
Wherein, the mobile switching centre of calling terminal registration, according to the route of terminal called, passes through
The mobile switching centre of described international gateway and the former registration of terminal called sets up link.
International gateway the most according to claim 9, described interface unit wraps further
Include:
Receiver module, receives route reselection from the mobile switching centre of the former registration of terminal called and disappears
Breath；And
Sending module, sends routing information request to terminal called attaching position register.
11. international gateways according to claim 10, described processing unit wraps further
Include:
Route reselection module, according to described route reselection message, indicates described sending module to quilt
Terminal attaching location register is made to send routing information request, to obtain newly registering of terminal called
The mark of mobile switching centre；
Link establishment module, keeps the link between the mobile switching centre of calling terminal registration；
Link between the mobile switching centre of the former registration of release and terminal called, and according to acquired
The mark of the mobile switching centre newly registered of terminal called, initiates new calling to set up with called
Link between the mobile switching centre newly registered of terminal.
12. 1 kinds of attaching position registers, including:
Judging unit, it is judged that whether international roaming network supports called roaming gravity treatment；
Processing unit, if supporting called roaming gravity treatment, to the mobile friendship of the former registration of terminal called
Switching center9 provides international gateway mark；So that described international gateway is from the former registration of terminal called
Mobile switch data center receive after route reselection message, keep international gateway and caller
Link between the mobile switching centre of terminal registration, and discharge the shifting with the former registration of terminal called
Link between dynamic switching centre, sets up between the mobile switching centre newly registered of terminal called
Link；
Wherein, the mobile switching centre of calling terminal registration is looked into by described attaching position register
Ask the route of international roaming visit terminal called, and according to the route of described terminal called, pass through state
The mobile switching centre of border gateway exchange and the former registration of terminal called sets up link.
13. attaching position registers according to claim 12, wherein, it is judged that unit enters
One step includes configured list, is configured with the operator supporting called roaming gravity treatment in described configured list
The list of network, described judging unit is by inquiring about described configured list, it is judged that terminal called is current
Whether residing international roaming network supports called roaming gravity treatment.
14. attaching position registers according to claim 12, wherein, described process is single
Unit farther includes:
Receiver module, updates letter from the mobile switching centre's receiving position newly registered of terminal called
Breath；
Location updating module, according to the location updating message received, former to terminal called steps on
The mobile switching centre of note sends cancel location message, and with the mobile friendship newly registered of terminal called
Location updating configuration is carried out between switching center9；And
Notification module；After described location updating has configured, notify described quilt to international gateway
It is the mark of the mobile switching centre newly registered of terminal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210091089.8A CN103369617B (en) | 2012-03-30 | 2012-03-30 | Route reselection method, system, international gateway and attaching position register |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210091089.8A CN103369617B (en) | 2012-03-30 | 2012-03-30 | Route reselection method, system, international gateway and attaching position register |
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| CN103369617A CN103369617A (en) | 2013-10-23 |
| CN103369617B true CN103369617B (en) | 2016-08-10 |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104754548B (en) * | 2013-12-30 | 2018-06-01 | 中国移动通信集团公司 | A kind of international roaming route reselection method, equipment and system |
| CN105592507B (en) * | 2014-10-23 | 2020-03-31 | 中兴通讯股份有限公司 | Method, device and system for voice fallback |
| CN110290515B (en) * | 2019-07-02 | 2022-04-08 | 中国联合网络通信集团有限公司 | Roaming communication method for number portability and call session control function entity |
| CN110248350A (en) * | 2019-07-02 | 2019-09-17 | 中国联合网络通信集团有限公司 | The number of taking turns the communication means and call conversation control function entity of net |
| CN110312243A (en) * | 2019-07-02 | 2019-10-08 | 中国联合网络通信集团有限公司 | International roaming communication means, service control point node based on block chain |
| CN110324817A (en) * | 2019-07-02 | 2019-10-11 | 中国联合网络通信集团有限公司 | International roaming communication means, service control point node based on block chain |
| CN110290516A (en) * | 2019-07-02 | 2019-09-27 | 中国联合网络通信集团有限公司 | Communication means, Interconnected Border control function entity and the communication system of international roaming |
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| CN101572967B (en) * | 2009-05-22 | 2011-03-30 | 华为技术有限公司 | Method, system and network equipment for circuit domain core network evolution |
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