CN101982990B - Calling control method and device - Google Patents
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- CN101982990B CN101982990B CN201010541862.7A CN201010541862A CN101982990B CN 101982990 B CN101982990 B CN 101982990B CN 201010541862 A CN201010541862 A CN 201010541862A CN 101982990 B CN101982990 B CN 101982990B
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Abstract
The invention provides a calling control method and a device and relates to the technical field of mobile communication application. The calling control method for a number portability service comprises the steps of: sending a request for inquiring NP data of a called terminal to a NP database through a mobile gateway according to a received calling request, starting a bypass module through the mobile gateway when the mobile gateway judges that the NP database inquiry is invalided, judging the original affiliated network of the called terminal by the bypass module according to the number of the called terminal, and sending the number and the route code of the called terminal to the mobile gateway corresponding to the original affiliated network of the called terminal by the bypass module according to the original affiliated network of the called terminal, wherein the route code is the route code corresponding to the original affiliated network of the called terminal. The method of the invention efficiently solves the problem of internet communication failure caused by the centralized set NP database.
Description
Technical field
The present invention relates to the mobile communication application technical field, particularly relate to a kind of calling-control method and device.
Background technology
NP (Number Portability in existing Ministry of Industry and Information door regulation, number carries) in the scheme, in order to realize that number carries, all callings to rete mirabile all need to increase the flow process of inquiry NPDB (Number Portability Data Base, number portability database).Whether net is changeed in the number of taking to return this number according to Query Result.If net (being carried to Home Network from rete mirabile) is changeed in the number of taking, then add Home Network route code (RN), continue to finish calling at Home Network; If net is not changeed in the number of taking, then add rete mirabile route code, be routed to bipartite network.
And for the networking of NP database and the problem that causes thus, Ministry of Industry and Information's scheme and no requirement (NR) and consideration (operator's internal problem).In actual mechanical process, because the NP database is only deposited the NP data, and the number of users of the number of taking commentaries on classics net accounts for whole number of users ratio seldom (external statistics generally is no more than 5%).Therefore, in the networking process, the NP database may be that unit concentrates setting with the province.Yet, because all callings to rete mirabile all can when the NP database breaks down, can cause all rete mirabiles to call out and all can not finish, thereby cause the large scale network communication failure through the inquiry of NP database because of 5% user data.If there is not corresponding protection mechanism, can influences the enforcement of NP business, and then influence the safe operation of whole network.
Summary of the invention
The objective of the invention is to propose a kind of calling-control method and device, prevent because the internetwork communication paralysis that the NP database breaks down and causes.
For achieving the above object, the invention provides a kind of calling-control method for number portability service, comprising: mobile gateway office sends the request of the NP data of inquiry terminal called according to the call request that receives to the NP database; When described mobile gateway office is judged when the inquiry of described NP database lost efficacy, described mobile gateway office starts bypass module; Described bypass module is judged the former home network of described terminal called according to the number of described terminal called; Described bypass module is according to the former home network of described terminal called, with the corresponding mobile gateway of the former home network office that number and the route code of described terminal called sends to described terminal called, described route code is the corresponding route code of the former home network of described terminal called.
In one embodiment, described calling-control method, also comprise: when described mobile gateway office detected NP data query fault and eliminates, described mobile gateway office cancelled the operation of described bypass module, to recover the operational mode that described mobile gateway office direction NP database obtains the NP data.
In one embodiment, described calling-control method, also comprise: described mobile gateway office sends test post with predetermined period to the NP database, detect described NP database, and the operating state of the link between described mobile gateway office and the described NP database, to determine the running status of described bypass module.
In one embodiment, described mobile gateway office sends test post with predetermined period to the NP database, detect described NP database, and the operating state of the link between described mobile gateway office and the described NP database, to determine the running status of described bypass module, comprise: when described mobile gateway office does not receive the message that described NP database returns in the given time, or described mobile gateway office sends when all not receiving the message that described NP database returns behind the test post of pre-determined number continuously, and described mobile gateway office judges the inquiry of described NP database was lost efficacy; When described mobile gateway office detects link failure between described mobile gateway office and the described NP database and eliminates, or described mobile gateway office receives the correct answer message to test post of pre-determined number continuously from described NP database, and described mobile gateway office judges that fault eliminates.
In one embodiment, described NP calling-control method also comprises: after described mobile gateway office starts described bypass module, manually cancel the operation of described bypass module by manmachine command.
For achieving the above object, the present invention also provides a kind of call control apparatus for number portability service, comprising: the query requests module, be used for according to the call request that receives, and send the request of the NP data of inquiry terminal called to the NP database; The bypass start-up module is used for starting bypass module when judgement was lost efficacy to the inquiry of described NP database; Described bypass module comprises: the ownership judging unit, be used for the number according to described terminal called, and judge the former home network of described terminal called; Routing unit, be used for the former home network according to described terminal called, with the corresponding mobile gateway of the former home network office that number and the route code of described terminal called sends to described terminal called, described route code is the corresponding route code of the former home network of described terminal called.
In one embodiment, described call control apparatus, also comprise: bypass cancellation module, be used for when described call control apparatus detects the elimination of NP data query fault, cancel the operation of described bypass module, obtain the operational mode of NP data to the NP database to recover described query requests module.
In one embodiment, described call control apparatus, also comprise: detection module, be used for sending test post with predetermined period to the NP database, detect described NP database, and the operating state of the link between described call control apparatus and the described NP database, to determine the running status of described bypass module.
In one embodiment, described detection module, comprise: the inefficacy judging unit, be used for not receiving the message that described NP database returns in the given time when described call control apparatus, or described detection module sends when all not receiving the message that described NP database returns behind the test post of pre-determined number continuously, judges the inquiry of described NP database was lost efficacy; Fault is eliminated judging unit, be used for eliminating when the link failure that described detection module detects between described call control apparatus and the described NP database, or described call control apparatus receives the correct answer message to test post of pre-determined number continuously from described NP database, judges that fault eliminates.
In one embodiment, described call control apparatus also comprises: manual control module, be used for after starting described bypass module, and manually cancel the operation of described bypass module by manmachine command.
Based on technique scheme, according to an aspect of the present invention, when mobile gateway office detects the inefficacy of NP data query, by the mode of bypass NP data base querying, directly according to the network of terminal called original home, calling terminal is carried out route to the calling of terminal called.Thereby, under the NP database is delayed the situation of machine or link failure, guarantee that most calling can be unaffected, effectively solve and break down after in the NP data base set, arranging and cause the problem of internetwork communication paralysis.
Description of drawings
Accompanying drawing described herein is used to provide further explanation of the present invention, constitutes a part of the present invention.Illustrative examples of the present invention and explanation thereof only are used for explaining the present invention, but do not constitute improper restriction of the present invention.In the accompanying drawings:
Fig. 1 is the schematic diagram according to the application scenarios of the embodiment of the invention.
Fig. 2 is the flow chart according to the calling-control method that is used for number portability service of the embodiment of the invention.
Fig. 3 is the flow chart that is used for the calling-control method of number portability service according to another embodiment of the present invention.
Fig. 4 is the flow chart for detection of the method 400 that reaches judgement NP inquiry validity according to the embodiment of the invention.
Fig. 5 is the structural representation according to the call control apparatus that is used for number portability service of the embodiment of the invention.
Fig. 6 is the structural representation that is used for the call control apparatus of number portability service according to another embodiment of the present invention.
Embodiment
With reference to the accompanying drawings the present invention is described in more detail, exemplary embodiment of the present invention wherein is described.In the accompanying drawings, identical label is represented identical or similar assembly or element.
Fig. 1 is the schematic diagram according to the application scenarios 100 of the embodiment of the invention.Application scenarios 100 comprises calling terminal 102, terminal called 112, local network mobile gateway office 104, rete mirabile mobile gateway office 114 and NP database 106.
Local network mobile gateway office 104 and rete mirabile mobile gateway office 114 can carry out exchange, mobile management, route and CCF, and charging etc., and the intercommunication of realization and fixed network.Local network mobile gateway office 104 and rete mirabile mobile gateway office 114 can be GMSC (Gateway Mobile Switching Center, GMSC (gateway mobile switching center)) or MSC (Mobile Switching Center, mobile switching centre).
NP database 106 can be contained in HLR (Home Location Register, attaching position register) equipment.NP database 106 is used for the number of taking of storing mobile station changes net information, such as, the network identity that the network identity that the user brings in, user carry outside, travelling carriage number have the professional enabling time of sign, NP of network and/or the local network information of the current ownership of user etc.In order to realize that number carries, all callings to rete mirabile all need to increase the flow process of inquiry NP database 106, judge according to the result of inquiry whether net is changeed in the number of taking for the number of terminal called 112.If net (being carried to Home Network from rete mirabile) is changeed in the number of taking, then add Home Network route code, continue to finish calling at Home Network; If net is not changeed in the number of taking, then add rete mirabile route code, be routed to bipartite network.In one embodiment, according to the needs of data volume, NP database 106 can be that unit concentrates setting with the province.
Calling terminal 102 can make a call to the terminal called 112 of rete mirabile by local network mobile gateway office 104.No matter whether terminal called 112 number of taking took place is changeed net, and local network mobile gateway office 104 all will call out according to this, to the NP data of NP database 106 inquiry terminal calleds 112.If NP database 106 (No. 7 links) breaks down, or the link occurs fault between local network mobile gateway office 104 and the NP database 106, local network mobile gateway office 104 can't finish the follow-up flow process of this calling, cause call failure.In order to guarantee that major part does not relate to the calling that the terminal of net is changeed in the number of taking, according to an aspect of the present invention, local network mobile gateway office 104 can be after finding fault, mode by bypass NP database 106, directly according to the network of terminal called 112 original home, route is carried out in the calling of 102 pairs of terminal calleds 112 of calling terminal.Thereby, under the NP database is delayed the situation of machine or link failure, guarantee that most calling can be unaffected, effectively solve and break down after in the NP data base set, arranging and cause the problem of internetwork communication paralysis.
Fig. 2 is the flow chart according to the calling-control method 200 that is used for number portability service of the embodiment of the invention.
In step 202, mobile gateway office sends the request of the NP data of inquiry terminal called according to the call request that receives to the NP database.
In step 204, when the judgement of mobile gateway office was lost efficacy to the inquiry of NP database, mobile gateway office started bypass module.
In step 206, bypass module is judged the former home network of terminal called according to the number of terminal called.
In step 208, bypass module is according to the former home network of terminal called, and with the corresponding mobile gateway of the former home network office that number and the route code of terminal called sends to terminal called, route code is the corresponding route code of the former home network of terminal called.
Fig. 3 is the flow chart that is used for the calling-control method 300 of number portability service according to another embodiment of the present invention.
In step 302, mobile gateway office sends the request of the NP data of inquiry terminal called according to the call request that receives to the NP database.
In step 304, whether mobile gateway office judges effective to the inquiry of NP data.If effectively, then carry out follow-up calling order.
In step 306, when mobile gateway office does not receive the message that the NP database returns in the given time, or mobile gateway office sends when all not receiving the message that the NP database returns behind the inquiry request message of pre-determined number continuously, and mobile gateway office judges the inquiry of NP database was lost efficacy.Mobile gateway office can set the threshold value that inquiry request message returns according to the telephone traffic size.Such as, do not receive the message that the NP database returns behind continuous 10 inquiry request messages, or the NP database is to all inquiry request messages all not during return messages in 5 minutes, mobile gateway office judges the inquiry of NP database was lost efficacy.
In step 308, when the judgement of mobile gateway office was lost efficacy to the inquiry of NP database, mobile gateway office started bypass module.
In step 310, according to the number of terminal called, bypass module is judged the former home network of terminal called.Such as, mobile terminal number 189******** is telecommunication user, and mobile terminal number 130******** is the user of UNICOM, and mobile terminal number 136******** is mobile subscriber etc.
In step 312, bypass module is according to the former home network of terminal called, and with the corresponding mobile gateway of the former home network office that number and the route code of terminal called sends to terminal called, route code is the corresponding route code of the former home network of terminal called.
In step 314, when mobile gateway office detected the elimination of NP data query fault, the operation of mobile gateway office cancellation bypass module was to recover the operational mode that mobile gateway office direction NP database obtains the NP data.When mobile gateway office detects link failure between mobile gateway office and the NP database and eliminates, or mobile gateway office receives continuously that from the NP database the correct answer message to test post of pre-determined number, mobile gateway office can judge that fault eliminates.Such as, in one embodiment, when mobile gateway office detected link failure between mobile gateway office and the NP database and eliminates, mobile gateway office can recover to obtain to the NP database operational mode of NP data immediately.In another embodiment, mobile gateway office receives continuously that from the NP database pre-determined number (can be configured according to actual telephone traffic, such as 3 times) to the correct answer message of test post the time, the operational mode of NP data is namely recovered to obtain to the NP database by mobile gateway office.In a further embodiment, can manually cancel the operation of bypass module at any time as required by manmachine command.Such as, artificial when judging that the NP database has recovered normally to move, operation that can hand-operated forced cancellation bypass module.
Fig. 4 is the flow chart for detection of the method 400 that reaches judgement NP inquiry validity according to the embodiment of the invention.
In step 402, mobile gateway office can send test post to the NP database by predetermined period, detects the NP database, and the operating state of the link between mobile gateway office and the NP database, to determine the running status of bypass module.Such as, mobile gateway office can per minute frequency once send test post to the NP database, detects in real time.
In step 404, when mobile gateway office does not receive the message that the NP database returns in the given time, or the test post of the pre-determined number that sends continuously of mobile gateway office is not when all receiving the message that the NP database returns, and mobile gateway office judges the inquiry of NP database was lost efficacy.Mobile gateway office can set the threshold value that test post returns according to the telephone traffic size.Such as, do not receive the message that the NP database returns behind continuous 10 test posts, or in 5 minutes the NP database to all test posts return messages not all.
In step 406, when mobile gateway office detects link failure between mobile gateway office and the NP database and eliminates, or mobile gateway office receives continuously that from the NP database pre-determined number (can be configured according to actual telephone traffic, such as 3 times) the correct answer message to test post, mobile gateway office judges that fault eliminates.
Fig. 5 is the structural representation according to the call control apparatus 500 that is used for number portability service of the embodiment of the invention.Call control apparatus 500 comprises: query requests module 502, bypass start-up module 504, bypass module 506.
Bypass start-up module 504 is used for starting bypass module 506 when judgement was lost efficacy to the inquiry of NP database.
Fig. 6 is the structural representation that is used for the call control apparatus 600 of number portability service according to another embodiment of the present invention.Call control apparatus 600 comprises: query requests module 602, bypass start-up module 604, bypass module 606, bypass cancellation module 608, detection module 610 and manual control module 612.
Bypass start-up module 604 is used for starting bypass module 606 when judgement was lost efficacy to the inquiry of NP database.
According to an aspect of the present invention, when mobile gateway office detects the inefficacy of NP data query, by the mode of bypass NP data base querying, directly according to the network of terminal called original home, calling terminal is carried out route to the calling of terminal called.Thereby, under the NP database is delayed the situation of machine or link failure, guarantee that most calling can be unaffected, effectively solve and break down after in the NP data base set, arranging and cause the problem of internetwork communication paralysis.According to a further aspect in the invention, mobile gateway office can detect in real time to NP database and link thereof.When fault is eliminated, can recover immediately to the mode of NP data base querying NP data, guarantee the enforcement of NP business.
Description of the invention provides for example with for the purpose of describing, and is not exhaustively or limit the invention to disclosed form.Many modifications and variations are obvious for the ordinary skill in the art.Selecting and describing embodiment is for better explanation principle of the present invention and practical application, thereby and makes those of ordinary skill in the art can understand the various embodiment that have various modifications that the present invention's design is suitable for special-purpose.
Claims (10)
1. a calling-control method that is used for number portability service is characterized in that, comprising:
Mobile gateway office inquires about the request of the NP data of terminal called according to the call request that receives to the transmission of NP database, and described call request is the call request to rete mirabile;
When described mobile gateway office is judged when the inquiry of described NP database lost efficacy, described mobile gateway office starts bypass module;
Described bypass module is judged the former home network of described terminal called according to the number of described terminal called;
Described bypass module is according to the former home network of described terminal called, with the corresponding mobile gateway of the former home network office that number and the route code of described terminal called sends to described terminal called, described route code is the corresponding route code of the former home network of described terminal called;
Described mobile gateway office carries out route to calling terminal to the calling of terminal called directly according to the original home network of described terminal called.
2. calling-control method according to claim 1 is characterized in that, also comprises:
When described mobile gateway office detected NP data query fault and eliminates, described mobile gateway office cancelled the operation of described bypass module, to recover the operational mode that described mobile gateway office direction NP database obtains the NP data.
3. calling-control method according to claim 1 and 2 is characterized in that, also comprises:
Described mobile gateway office sends test post with predetermined period to the NP database, detects described NP database, and the operating state of the link between described mobile gateway office and the described NP database, with the running status of definite described bypass module.
4. calling-control method according to claim 3, it is characterized in that, described mobile gateway office sends test post with predetermined period to the NP database, detect described NP database, and the operating state of the link between described mobile gateway office and the described NP database, to determine the running status of described bypass module, comprising:
When described mobile gateway office does not receive the message that described NP database returns in the given time, or described mobile gateway office sends when all not receiving the message that described NP database returns behind the test post of pre-determined number continuously, and described mobile gateway office judges the inquiry of described NP database was lost efficacy;
When described mobile gateway office detects link failure between described mobile gateway office and the described NP database and eliminates, or described mobile gateway office receives the correct answer message to test post of pre-determined number continuously from described NP database, and described mobile gateway office judges that fault eliminates.
5. NP calling-control method according to claim 1 is characterized in that, also comprises:
After described mobile gateway office starts described bypass module, manually cancel the operation of described bypass module by manmachine command.
6. a call control apparatus that is used for number portability service is characterized in that, comprising:
The query requests module is used for according to the call request that receives, and inquires about the request of the NP data of terminal called to the transmission of NP database, and described call request is the call request to rete mirabile;
The bypass start-up module is used for starting bypass module when judgement was lost efficacy to the inquiry of described NP database;
Described bypass module comprises:
The ownership judging unit is used for the number according to described terminal called, judges the former home network of described terminal called;
Routing unit, be used for the former home network according to described terminal called, the corresponding mobile gateway of the former home network office that number and the route code of described terminal called is sent to described terminal called, described route code is the corresponding route code of the former home network of described terminal called, with by mobile gateway office directly according to the original home network of described terminal called, calling terminal is carried out route to the calling of terminal called.
7. call control apparatus according to claim 6 is characterized in that, also comprises:
Bypass cancellation module is used for cancelling the operation of described bypass module when described call control apparatus detects the elimination of NP data query fault, obtains the operational mode of NP data to the NP database to recover described query requests module.
8. according to claim 6 or 7 described call control apparatus, it is characterized in that, also comprise:
Detection module is used for sending test post with predetermined period to the NP database, detects described NP database, and the operating state of the link between described call control apparatus and the described NP database, to determine the running status of described bypass module.
9. call control apparatus according to claim 8 is characterized in that, described detection module comprises:
The inefficacy judging unit, be used for not receiving the message that described NP database returns in the given time when described call control apparatus, or described detection module sends when all not receiving the message that described NP database returns behind the test post of pre-determined number continuously, judges the inquiry of described NP database was lost efficacy;
Fault is eliminated judging unit, be used for eliminating when the link failure that described detection module detects between described call control apparatus and the described NP database, or described call control apparatus receives the correct answer message to test post of pre-determined number continuously from described NP database, judges that fault eliminates.
10. call control apparatus according to claim 6 is characterized in that, also comprises:
Manual control module is used for after starting described bypass module, manually cancels the operation of described bypass module by manmachine command.
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| CN110266809B (en) * | 2019-07-02 | 2021-08-24 | 中国联合网络通信集团有限公司 | International gateway, international gateway proxy server, block chain and communication method |
| CN110312241B (en) * | 2019-07-02 | 2022-02-22 | 中国联合网络通信集团有限公司 | International gateway server, block chain network system and communication method thereof |
| CN110324814B (en) * | 2019-07-02 | 2021-10-01 | 中国联合网络通信集团有限公司 | International roaming communication method, gateway, session control function entity and communication system |
| CN112449343B (en) | 2019-08-30 | 2022-08-19 | 华为技术有限公司 | Method, equipment and system for managing user identity |
| CN111891139B (en) * | 2020-07-16 | 2021-06-22 | 卡斯柯信号有限公司 | Method and device for realizing bypass of platform door state in signal system |
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