CN101815285A - Data synchronization method and data synchronization system in internet mobile number application - Google Patents

Data synchronization method and data synchronization system in internet mobile number application Download PDF

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Publication number
CN101815285A
CN101815285A CN201010147468A CN201010147468A CN101815285A CN 101815285 A CN101815285 A CN 101815285A CN 201010147468 A CN201010147468 A CN 201010147468A CN 201010147468 A CN201010147468 A CN 201010147468A CN 101815285 A CN101815285 A CN 101815285A
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China
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enum
file information
sequence number
delta file
main
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CN201010147468A
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CN101815285B (en
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孙望
许可喜
吴丽梅
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Qidong new casting factory
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ZTE Corp
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Priority to CN201010147468.5A priority Critical patent/CN101815285B/en
Publication of CN101815285A publication Critical patent/CN101815285A/en
Priority to PCT/CN2010/077009 priority patent/WO2011127717A1/en
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    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L61/00Network arrangements, protocols or services for addressing or naming
    • H04L61/45Network directories; Name-to-address mapping
    • H04L61/4552Lookup mechanisms between a plurality of directories; Synchronisation of directories, e.g. metadirectories
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L61/00Network arrangements, protocols or services for addressing or naming
    • H04L61/45Network directories; Name-to-address mapping
    • H04L61/4557Directories for hybrid networks, e.g. including telephone numbers
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W8/00Network data management
    • H04W8/26Network addressing or numbering for mobility support
    • H04W8/28Number portability ; Network address portability

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)

Abstract

The invention discloses a data synchronization method and a data synchronization system in internet mobile number application, belonging to the filed of mobile communication. The method comprises that a main E.164 number (ENUM)/domain name system (DNS) receives and loads number portability increment file information sent by a number portability database, wherein the number portability increment file information comprises correlation information between a user mobile number and ported-in network identification; after the main ENUM/DNS system successfully loads the number portability increment file information, the main ENUM/DNS system sends the number portability increment file information to a standby ENUM/DNS system; and the standby ENUM/DNS system receives the number portability increment file information and informs the main ENUM/DNS system after the number portability increment file information is successfully loaded. The invention has the advantages that the deployment cost is reduced and the stability and the response speed of the ENUM/DNS systems are improved.

Description

Method of data synchronization and system during mobile number is used between net
Technical field
The present invention relates to moving communicating field, relate in particular to E.164 number (ENUM, E.164Number)/domain name system (DNS, Domain Name System) mobile number between net carries the method for data synchronization in the application.
Background technology
The dispatch of Ministry of Industry and Information of country will be netted the enforcement that a mobile number carries.Number carries (NP, Number Portability), i.e. net is changeed in user's number of taking, and selects better operator by changeing net under the constant situation of phone number.After the enforcement number carries, user's mobile number (MSISDN, MobileSubscriber International ISDN) can not characterize it and belong to which networking, therefore for the subscription network of seeking target or the switching node of target, each carrier network has been stipulated a routing number (RN, Routing Number), be used to characterize carrier network.
Because corresponding RN number of MSISDN, amount of information is very big, China Telecom has increased number portability database (NPDB, Number Portability Database), this database includes but not limited to the sybase database, this database storage the NP data of all mobile numbers of telecommunications, comprising MSISDN bring net id (sign) in it, obtained bringing in net id and just can know its affiliated RN information.The NP data of all mobile numbers of telecommunications are comprising the RN information of net that MSISDN brings in.And the RN number information is contained in the result the inside that the client MMS center of ENUM/DNS needs the ENUM/DNS system to inquire about back at every turn, transmits to judge where.The structure of ENUM/DNS system of China Telecom is an active and standby ENUM/DNS system, and each system each has many professional machines again, and NPDB is in the same place with main ENUM/DNS system deployment.If many professional machines all go to look into RN number forwarding MMS center again to NPDB, will increase a querying flow influences performance, in case and if NPDB be out of order, must influence whole service.Therefore be necessary the data sync among the NPDB in the ENUM/DNS system, but this exists one how to make both synchronous problems in real time again, because the bringing in to carry outside at any time and take place of Service Dialing Numbers, the data among the NPDB also are real-time update.
Summary of the invention
In order to reduce lower deployment cost, improve the stability and the response speed of ENUM/DNS system, the embodiment of the invention provides between a kind of net method of data synchronization and system in the mobile number application, and technical scheme is as follows:
The method of data sync during mobile number is used between a kind of net comprises:
The number that main E.164 number ENUM/ domain name system DNS system receiving number carries the database transmission carries delta file information, and loads, and wherein, described number carries delta file information and comprises: user's mobile number and the related information of bringing the network mark knowledge in;
Described main ENUM/DNS system is successfully loading after described number carries delta file information, sends described number and carries delta file information to being equipped with the ENUM/DNS system;
The described ENUM/DNS system that is equipped with receives described number and carries delta file information, and notifies described main ENUM/DNS system after described number carries delta file information successfully loading.
Further, main ENUM/DNS system receiving number carries the step that number that database sends carries delta file information and comprises:
Main notify equipment and first some professional machines in the described main ENUM/DNS system receive the sequence number query messages that described number portability database sends, and first sequence number that inquires is sent to described number portability database;
Described number portability database judges whether current sequence number and first difference of first sequence number that inquires are default value, when described first difference is default value, then sends described number and carry delta file information to described main notify equipment and first some professional machines.
Further, described number portability database judges that working as described first difference is not described default value, then alarm.
Further, described main ENUM/DNS system sends the step that described number carries delta file information and comprises to being equipped with the ENUM/DNS system:
Main notify equipment in the described main ENUM/DNS system is after loading is finished described number and carried delta file information, described first sequence number is changed described default value, and send described sequence number query messages to the described notify equipment that is equipped with that is equipped with the ENUM/DNS system;
The described notify equipment that is equipped with sends to described main notify equipment according to described sequence number query messages with second sequence number that inquires;
Described main notify equipment judges whether second difference of described second sequence number and current sequence number is described default value; When described second difference was default value, described main notify equipment sent described number to described notify equipment fully and carries delta file information.
Further, the described ENUM/DNS system that is equipped with receives described number and carries delta file information, and notifies the step of described main ENUM/DNS system to comprise after described number carries delta file information successfully loading:
Described be equipped with the ENUM/DNS system be equipped with notify equipment loading after successfully described number carries delta file information, notify described main notify equipment, and described second sequence number changed described default value;
The described notify equipment that is equipped with obtains the 3rd sequence number by the sequence number query messages from the described second some professional machines that are equipped with the ENUM/DNS system, and judge whether sequence number that self is current and the 3rd difference of described the 3rd sequence number are described default value, when described the 3rd preset difference value is, during default value, described number is carried delta file information send to described second some professional machines;
Described second some professional machines load described number and carry delta file information, and after loading successfully, described the 3rd sequence number are changed described default value.
Further, also comprise:
The MMSC of calling subscriber's ownership receives the multimedia message that the calling subscriber sends, and described multimedia message comprises CSI called subscriber identification;
The MMSC of described calling subscriber ownership sends query requests to active/standby ENUM/DNS system, the MMSC of inquiry called subscriber ownership, and described query requests comprises CSI called subscriber identification;
The routing number corresponding with described CSI called subscriber identification inquired about according to described query requests by described active/standby ENUM/DNS system in local data base;
After judging that according to described routing number the called subscriber is other operators, send described multimedia message to described called subscriber according to described routing number.
Data synchronization system during mobile number is used between a kind of net comprises:
Main ENUM/DNS system is used for receiving number and carries the number that database sends and carry delta file information, and loads, and wherein, described number carries delta file information and comprises: user's mobile number with bring the related information that network mark is known in;
Described main ENUM/DNS system also is used for successfully loading after described number carries delta file information, sends described number and carries delta file information to being equipped with the ENUM/DNS system;
The described ENUM/DNS system that is equipped with is used to receive described number and carries delta file information, and notifies described main ENUM/DNS system after described number carries delta file information successfully loading.
Further, main ENUM/DNS system comprises main notify equipment and first some professional machines, described main notify equipment and first some professional machines, be used to receive the sequence number query messages that described number portability database sends, first sequence number that inquires is sent to described number portability database;
Described number portability database, be used to specifically judge whether current sequence number and first difference of first sequence number that inquires are default value, when described first difference is default value, then send described number and carry delta file information, and described first sequence number is changed described default value to described main notify equipment and first some professional machines.
Further, main notify equipment also is used for after loading is finished described number and carried delta file information described first sequence number being changed described default value, and sends described sequence number query messages to the described notify equipment that is equipped with that is equipped with the ENUM/DNS system;
The described notify equipment that is equipped with specifically is used for according to described sequence number query messages, and second sequence number that inquires is sent to described main notify equipment;
Described main notify equipment is used to judge whether second difference of described second sequence number and current sequence number is described default value; When described second difference was default value, described main notify equipment sent described number to described notify equipment fully and carries delta file information.
Further, the described notify equipment that is equipped with is used for notifying described main notify equipment, and described second sequence number being changed described default value loading after successfully described number carries delta file information;
The described notify equipment that is equipped with, also be used for obtaining the 3rd sequence number from the described second some professional machines that are equipped with the ENUM/DNS system by the sequence number query messages, and judge whether sequence number that self is current and the 3rd difference of described the 3rd sequence number are described default value, when described the 3rd preset difference value is, during default value, described number is carried delta file information send to described second some professional machines;
Described second some professional machines are used to load described number and carry delta file information, and after loading successfully, described the 3rd sequence number are changed described default value.
The embodiment of the invention is carried the number that database sends by main ENUM/DNS system receiving number and is carried delta file information, and loads, and wherein, this number carries delta file information and comprises: user's mobile number with bring the related information that network mark is known in; This main ENUM/DNS system is successfully loading after this number carries delta file information, sends this number and carries delta file information to being equipped with the ENUM/DNS system; The ENUM/DNS system receives this number and carries delta file information fully, and after carrying delta file information, this number notifies this main ENUM/DNS system successfully loading, realized of the inquiry support of ENUM/DNS system to the route number, need not to be each ENUM/DNS system deployment NPDB, reduced lower deployment cost; In addition,,, and be synchronized to the ENUM/DNS system, improved the response speed of system as long as NPDB is responsible for accepting the real time data renewal of upper level network element to the performance requirement reduction of NPDB; Influence other business after having avoided NPDB to break down, improved the stability of system.
Description of drawings
Fig. 1 is the method flow diagram of data sync during mobile number is used between the net that provides of the embodiment of the invention;
Fig. 2 is the data synchronization message interaction diagrams of the main ENUM/DNS system that provides of the embodiment of the invention;
Fig. 3 is the data synchronization message interaction diagrams between the active and standby ENUM/DNS system that provides of the embodiment of the invention;
Fig. 4 is the data synchronization message interaction diagrams that are equipped with the ENUM/DNS system that the embodiment of the invention provides;
Fig. 5 is that the professional machine of ENUM/DNS that the embodiment of the invention provides supports number to carry the schematic diagram that the interior multimedia message of net sends professional method;
Fig. 6 is a data synchronization system structure chart during mobile number is used between the net that provides of the embodiment of the invention.
Embodiment
Core concept of the present invention is: main ENUM/DNS system receiving number carries the number that database sends and carries delta file information, and loads, and wherein, this number carries delta file information and comprises: user's mobile number with bring the related information that network mark is known in; This main ENUM/DNS system is successfully loading after this number carries delta file information, sends this number and carries delta file information to being equipped with the ENUM/DNS system; Should be equipped with the ENUM/DNS system and receive this number and carry delta file information, and notify this main ENUM/DNS system after this number carries delta file information successfully loading, reduce lower deployment cost, improve the stability and the response speed of ENUM/DNS system.
The embodiment of the invention provides the method for data sync during mobile number is used between a kind of net, as shown in Figure 1, comprising:
101, main ENUM/DNS system receiving number carries the number that database sends and carries delta file information, and loads, and wherein, this number carries delta file information and comprises: user's mobile number with bring the related information that network mark is known in;
102, this main ENUM/DNS system is successfully loading after this number carries delta file information, sends this number and carries delta file information to being equipped with the ENUM/DNS system;
103, should be equipped with the ENUM/DNS system and receive this number and carry delta file information, and notify this main ENUM/DNS system after this number carries delta file information successfully loading.
Further, main ENUM/DNS system receiving number carries the step that number that database sends carries delta file information and comprises:
Main notify equipment and first some professional machines in this main ENUM/DNS system receive the sequence number query messages that this number portability database sends, and first sequence number that inquires is sent to this number portability database;
This number portability database judges whether current sequence number and first difference of first sequence number that inquires are default value, when this first difference is default value, then sends this number and carry delta file information to this main notify equipment and first some professional machines.
Further, this number portability database judges that working as this first difference is not this default value, then alarm.
Further, this main ENUM/DNS system is used for sending the step that this number carries delta file information and comprising to being equipped with the ENUM/DNS system:
Main notify equipment in this main ENUM/DNS system changes this default value with this first sequence number, and sends this sequence number query messages to this notify equipment that is equipped with that is equipped with the ENUM/DNS system after loading is finished this number and carried delta file information;
Should be equipped with notify equipment according to this sequence number query messages, second sequence number that inquires was sent to this main notify equipment;
This main notify equipment judges whether second difference of this second sequence number and current sequence number is this default value; When this second difference was default value, this main notify equipment was equipped with notify equipment to this and sends this number and carry delta file information.
Further, should be equipped with the ENUM/DNS system and receive this number and carry delta file information, and notify the step of this main ENUM/DNS system to comprise after this number carries delta file information successfully loading:
What should be equipped with the ENUM/DNS system is equipped with notify equipment loading after successfully this number carries delta file information, notifies this main notify equipment, and this second sequence number is changed this default value;
Should be equipped with notify equipment and obtain the 3rd sequence number from second some professional machines that this is equipped with the ENUM/DNS system by the sequence number query messages, and judge whether sequence number that self is current and the 3rd difference of the 3rd sequence number are this default value, when the 3rd preset difference value is, during default value, this number is carried delta file information send to this second some professional machines;
These second some professional machines load this number and carry delta file information, and after loading successfully, the 3rd sequence number are changed this default value.
Further, this method also comprises:
The MMSC of calling subscriber's ownership receives the multimedia message that the calling subscriber sends, and this multimedia message comprises CSI called subscriber identification;
The MMSC of this calling subscriber ownership sends query requests to active/standby ENUM/DNS system, the MMSC of inquiry called subscriber ownership, and this query requests comprises CSI called subscriber identification;
The routing number corresponding with this CSI called subscriber identification inquired about according to this query requests by this active/standby ENUM/DNS system in local data base;
After judging that according to this routing number the called subscriber is other operators, send this multimedia message to this called subscriber according to this routing number.
Below in conjunction with specific embodiment and accompanying drawing the embodiment of the invention is described in detail.
Figure 2 shows that the data synchronization message interaction diagrams of main ENUM/DNS system, wherein, there are 4 main network elements in main ENUM/DNS system, main notify equipment, 3 professional machines.In the present embodiment, just need for example about the quantity of network element, not as limit.
In order to guarantee the data consistent of whole system, present embodiment has been introduced the notion of sequence number.The last data of NPDB have change can generate delta file (step 201), be updated to example with the 21st time, this sequence number that upgrades NPDB becomes 21 by 20, generate NP0000000020-0000000021.ixf, this document is represented the delta file of the 20th time to the 21st time renewal, file content be this upgrade in the execution sql statement of those mobile numbers of change, such as insert into tb1_NP2values (' 13813829772 ', ' 00330220 ') etc.Wherein, tb1_NP2 is the sql table name of creating in the ENUM/DNS system, and last is that 2 number and correspondence thereof are brought net id in to be used for storing mobile number.Such table one has 10, stores last digit respectively and be 0 to 9 mobile number information; The back 00330220 for bringing net id in, be expression to bring net in be the CDMA of China Telecom net, according to the corresponding relation of bringing net id and RN number in, this RN number of bringing net id correspondence in is 1241, promptly represents China Telecom.
The reciprocal process of NPDB and main ENUM/DNS system is as follows:
NPDB inquires about the sequence number (step 202) on four network elements to main notify equipment and 3 professional machines query messages that transmits Sequence Number.
If NPDB does not receive the response of 4 any sequence number query messages that return of network element, then need alarm, wait for that manual operation recovers, flow process stops synchronously.Or, NPDB receives the response (step 203) of the sequence number query messages that whole 4 network elements return, at this moment, NPDB judges whether the sequence number in the response receive differs with the current sequence number of NPDB and is not equal to 1 (step 204), if be not equal to 1, then need alarm, wait for that manual operation recovers, flow process stops (step 205) synchronously.Wherein, numerical value 1 just needs for example, and protection scope of the present invention is not as limit.
Equal 1 if the current sequence number of sequence number that inquires and NPDB differs, then (File Transfer Protocol ftp) sends the delta file (step 206) that this time upgrades to 4 network elements respectively to NPDB spare according to file transfer protocol (FTP).If send the delta file failure of upgrading to any one network element, the manual recovery waited in then alarm.If send all successes of delta file of upgrading, then notify them to remove to load delta file and record in the sybase database (step 207) to four network elements.Every network element loads and this delta file is loaded into (step 208) in the database and after loading successfully self sequence number is become 21 by adding 1, and echoes to NPDB and to answer Advise of Availability to load successfully (step 209).If NPDB does not receive 4 network elements and loads successful response that manual the recovery waited in then alarm.
Fig. 3 is the data synchronization message interaction diagrams between the active and standby ENUM/DNS system in the present embodiment, and wherein, being equipped with the ENUM/DNS system has 4 main network elements, is equipped with notify equipment, 3 professional machines.Detailed process is as follows
After main notify equipment had successfully upgraded, the query messages that can transmit Sequence Number was given and is equipped with notify equipment, and inquiry is equipped with the sequence number (step 301) on the notify equipment.
If the response of the sequence number query messages that the main notify equipment notify equipment fully of not receiving returns then needs alarm, wait for that manual operation recovers, flow process stops synchronously.Perhaps, the response (step 302) of the sequence number query messages that the main notify equipment notify equipment fully of receiving returns, whether sequence number in the judgement response and the current sequence number of main notify equipment differ and are not equal to 1 (step 303), if be not equal to 1, then alarm, wait for manual the recovery, flow process stops (step 304) synchronously.
If main notify equipment query to sequence number and self current sequence number differ and equal 1, then send the delta file (step 304) that upgrades to being equipped with notify equipment, and after sending successfully, send out message informing again and be equipped with notify equipment and load (step 305) according to the ftp agreement.
After being equipped with the success of notify device loads, sequence number becomes 21 (steps 307) by 20, and notifies main notify equipment whether to load success (step 308).
If main notify equipment does not receive that notify loads successful response fully, the manual recovery waited in then alarm.
Be illustrated in figure 4 as the data synchronization message interaction diagrams that are equipped with the ENUM/DNS system in the present embodiment, as follows:
Be equipped with behind the sequence number query messages that notify equipment receives that main notify equipment sends earlier to 3 professional machines query messages that transmits Sequence Number, inquire about the sequence number (step 401) on these 3 professional machines.
If be equipped with the response that notify equipment does not receive the sequence number query messages that these three professional machines return, then need alarm, wait for that manual operation recovers, flow process stops synchronously.Perhaps, be equipped with the response (step 402) that notify equipment receives the sequence number query messages that three professional machines return, judge the sequence number in the response and be equipped with the current sequence number of notify equipment whether differ and be not equal to 1 (step 403), if wherein any one difference is not equal to 1, then alarm, wait for manual the recovery, flow process stops (step 404) synchronously.
If be equipped with the notify equipment query to sequence number and self current sequence number differ and all equal 1, then send delta files (step 405) to these three professional machines, and after sending successfully, send out these three professional machines of message informing again and load this increase file (step 406) according to the ftp agreement.
These three the professional delta files success backs (step 407) that load, sequence number becomes 21 (steps 408) by 20, and notice is equipped with notify equipment and whether loads success (step 409).
Do not receive that these three professional machines load successful response if be equipped with notify equipment, the manual recovery waited in then alarm.
Fig. 5 is for after ENUM/DNS business machine supports that number carries in the present embodiment, and multimedia message sends professional schematic diagram between net.
Send SMS message for Tianjin mobile subscriber B with the user A of Beijing Telecom and be example, will be by multimedia messaging service, MMS center (the Multimedia Messaging Service Center of Beijing Telecom, MMSCA) inquire about, be the MMSCA that belongs to of calling subscriber when inquiry ENUM/DNS system obtains the called subscriber and belongs to the MMSC address, know that by inquiry whether this user is also moving or be moved out to UNICOM or telecommunications, and selecting route in view of the above.Because the user attaching situation is dynamic, therefore each route all needs the ENUM/DNS system to inquire about altogether.Particularly,
Mobile subscriber A is connected to packet data serving node (Packet Data Serving Node, PDSN) network, by WAP (wireless application protocol) (Wireless Application Protocol, WAP) gateway sends multimedia short message to MMSC A, called number is MSISDN B.
MMSCA searches the called subscriber and belongs to MMSC according to called number inquiry ENUM/DNS system.
The ENUM/DNS system finds that the called subscriber is other operator's network users after inquiring about local data base according to called number, therefore, sends response to MMSC A, reports called number and corresponding RN thereof in this response.
MMSC A sends to MMSIG A according to the RN of called number with multimedia message.
MMSIG A issues multimedia message according to the RN number MMSIG B of called subscriber's home network.
The embodiment of the invention provide between a kind of net mobile number use in data synchronization system, as shown in Figure 6, comprising:
Main ENUM/DNS system is used for receiving number and carries the number that database sends and carry delta file information, and loads, and wherein, described number carries delta file information and comprises: user's mobile number with bring the related information that network mark is known in;
Described main ENUM/DNS system also is used for successfully loading after described number carries delta file information, sends described number and carries delta file information to being equipped with the ENUM/DNS system;
The described ENUM/DNS system that is equipped with is used to receive described number and carries delta file information, and notifies described main ENUM/DNS system after described number carries delta file information successfully loading.
Further, main ENUM/DNS system comprises main notify equipment and first some professional machines, described main notify equipment and first some professional machines, be used to receive the sequence number query messages that described number portability database sends, first sequence number that inquires is sent to described number portability database; Described number portability database, be used to judge whether current sequence number and first difference of first sequence number that inquires are default value, when described first difference is default value, then send described number and carry delta file information, and described first sequence number is changed described default value to described main notify equipment and first some professional machines.
Further, main notify equipment also is used for after loading is finished described number and carried delta file information described first sequence number being changed described default value, and sends described sequence number query messages to the described notify equipment that is equipped with that is equipped with the ENUM/DNS system; The described notify equipment that is equipped with is used for according to described sequence number query messages, and second sequence number that inquires is sent to described main notify equipment; Described main notify equipment is used to judge whether second difference of described second sequence number and current sequence number is described default value; When described second difference was default value, described main notify equipment sent described number to described notify equipment fully and carries delta file information.
Further, the described notify equipment that is equipped with is used for notifying described main notify equipment, and described second sequence number being changed described default value loading after successfully described number carries delta file information; The described notify equipment that is equipped with, also be used for obtaining the 3rd sequence number from the described second some professional machines that are equipped with the ENUM/DNS system by the sequence number query messages, and judge whether sequence number that self is current and the 3rd difference of described the 3rd sequence number are described default value, when described the 3rd preset difference value is, during default value, described number is carried delta file information send to described second some professional machines; Described second some professional machines are used to load described number and carry delta file information, and after loading successfully, described the 3rd sequence number are changed described default value.
The embodiment of the invention is carried the number that database sends by main ENUM/DNS system receiving number and is carried delta file information, and loads, and wherein, this number carries delta file information and comprises: user's mobile number with bring the related information that network mark is known in; This main ENUM/DNS system is successfully loading after this number carries delta file information, sends this number and carries delta file information to being equipped with the ENUM/DNS system; Should be equipped with the ENUM/DNS system and receive this number and carry delta file information, and notify this main ENUM/DNS system after this number carries delta file information successfully loading, can realize following beneficial effect:
1) increases under the situation of MMS flow process need not, realized of the inquiry support of ENUM/DNS system, avoid increasing the treatment effeciency of new function effect ENUM/DNS system, reduced lower deployment cost multimedia message callee routing number.
2) owing to realized of the inquiry support of ENUM/DNS system to multimedia message callee routing number, when carrying out MMS, need not the NPDN database and inquire about, avoided the NPDN database in a single day to break down, thereby the influence whole nation is professional, has improved the stability of system.
3) owing to realized of the inquiry support of ENUM/DNS system, need not to be each ENUM/DNS system deployment NPDB, further reduced lower deployment cost multimedia message callee routing number.
4) performance requirement of NPDB is reduced, upgrade, and be synchronized to main ENUM/DNS system, improved the response speed and the treatment effeciency of system as long as NPDB is responsible for accepting the real time data of upper level network element.
Should be noted that at last, above embodiment is only unrestricted in order to technical scheme of the present invention to be described, although the present invention is had been described in detail with reference to preferred embodiment, those of ordinary skill in the art is to be understood that, can make amendment, change the present invention or be equal to replacement, and not break away from the spirit and scope of the present invention and claim.

Claims (10)

1. the method for data sync is characterized in that during mobile number was used between a net, comprising:
The number that main E.164 number ENUM/ domain name system DNS system receiving number carries the database transmission carries delta file information, and loads, and wherein, described number carries delta file information and comprises: user's mobile number and the related information of bringing the network mark knowledge in;
Described main ENUM/DNS system is successfully loading after described number carries delta file information, sends described number and carries delta file information to being equipped with the ENUM/DNS system;
The described ENUM/DNS system that is equipped with receives described number and carries delta file information, and notifies described main ENUM/DNS system after described number carries delta file information successfully loading.
2. the method for claim 1 is characterized in that, main ENUM/DNS system receiving number carries the step that number that database sends carries delta file information and comprises:
Main notify equipment and first some professional machines in the described main ENUM/DNS system receive the sequence number query messages that described number portability database sends, and first sequence number that inquires is sent to described number portability database;
Described number portability database judges whether current sequence number and first difference of first sequence number that inquires are default value, when described first difference is default value, then sends described number and carry delta file information to described main notify equipment and first some professional machines.
3. method as claimed in claim 2 is characterized in that, described number portability database judges that working as described first difference is not described default value, then alarm.
4. method as claimed in claim 3 is characterized in that, described main ENUM/DNS system sends the step that described number carries delta file information and comprises to being equipped with the ENUM/DNS system:
Main notify equipment in the described main ENUM/DNS system is after loading is finished described number and carried delta file information, described first sequence number is changed described default value, and send described sequence number query messages to the described notify equipment that is equipped with that is equipped with the ENUM/DNS system;
The described notify equipment that is equipped with sends to described main notify equipment according to described sequence number query messages with second sequence number that inquires;
Described main notify equipment judges whether second difference of described second sequence number and current sequence number is described default value; When described second difference was default value, described main notify equipment sent described number to described notify equipment fully and carries delta file information.
5. method as claimed in claim 4 is characterized in that, the described ENUM/DNS system that is equipped with receives described number and carries delta file information, and notifies the step of described main ENUM/DNS system to comprise after described number carries delta file information successfully loading:
Described be equipped with the ENUM/DNS system be equipped with notify equipment loading after successfully described number carries delta file information, notify described main notify equipment, and described second sequence number changed described default value;
The described notify equipment that is equipped with obtains the 3rd sequence number by the sequence number query messages from the described second some professional machines that are equipped with the ENUM/DNS system, and judge whether sequence number that self is current and the 3rd difference of described the 3rd sequence number are described default value, when described the 3rd preset difference value is, during default value, described number is carried delta file information send to described second some professional machines;
Described second some professional machines load described number and carry delta file information, and after loading successfully, described the 3rd sequence number are changed described default value.
6. as any described method of claim 1-5, it is characterized in that, also comprise:
The MMSC of calling subscriber's ownership receives the multimedia message that the calling subscriber sends, and described multimedia message comprises CSI called subscriber identification;
The MMSC of described calling subscriber ownership sends query requests to active/standby ENUM/DNS system, the MMSC of inquiry called subscriber ownership, and described query requests comprises CSI called subscriber identification;
The routing number corresponding with described CSI called subscriber identification inquired about according to described query requests by described active/standby ENUM/DNS system in local data base;
After judging that according to described routing number the called subscriber is other operators, send described multimedia message to described called subscriber according to described routing number.
7. data synchronization system during mobile number is used between a net is characterized in that, comprising:
Main ENUM/DNS system is used for receiving number and carries the number that database sends and carry delta file information, and loads, and wherein, described number carries delta file information and comprises: user's mobile number with bring the related information that network mark is known in;
Described main ENUM/DNS system also is used for successfully loading after described number carries delta file information, sends described number and carries delta file information to being equipped with the ENUM/DNS system;
The described ENUM/DNS system that is equipped with is used to receive described number and carries delta file information, and notifies described main ENUM/DNS system after described number carries delta file information successfully loading.
8. system as claimed in claim 7, it is characterized in that, main ENUM/DNS system comprises main notify equipment and first some professional machines, described main notify equipment and first some professional machines, be used to receive the sequence number query messages that described number portability database sends, first sequence number that inquires is sent to described number portability database;
Described number portability database, be used to specifically judge whether current sequence number and first difference of first sequence number that inquires are default value, when described first difference is default value, then send described number and carry delta file information, and described first sequence number is changed described default value to described main notify equipment and first some professional machines.
9. system as claimed in claim 8, it is characterized in that, main notify equipment, also be used for after loading is finished described number and carried delta file information, described first sequence number is changed described default value, and send described sequence number query messages to the described notify equipment that is equipped with that is equipped with the ENUM/DNS system;
The described notify equipment that is equipped with specifically is used for according to described sequence number query messages, and second sequence number that inquires is sent to described main notify equipment;
Described main notify equipment is used to judge whether second difference of described second sequence number and current sequence number is described default value; When described second difference was default value, described main notify equipment sent described number to described notify equipment fully and carries delta file information.
10. system as claimed in claim 9 is characterized in that, the described notify equipment that is equipped with is used for notifying described main notify equipment, and described second sequence number being changed described default value loading after successfully described number carries delta file information;
The described notify equipment that is equipped with, also be used for obtaining the 3rd sequence number from the described second some professional machines that are equipped with the ENUM/DNS system by the sequence number query messages, and judge whether sequence number that self is current and the 3rd difference of described the 3rd sequence number are described default value, when described the 3rd preset difference value is, during default value, described number is carried delta file information send to described second some professional machines;
Described second some professional machines are used to load described number and carry delta file information, and after loading successfully, described the 3rd sequence number are changed described default value.
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