CN1997067B - A method and system for playing color ring - Google Patents

A method and system for playing color ring Download PDF

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Publication number
CN1997067B
CN1997067B CN200610086777A CN200610086777A CN1997067B CN 1997067 B CN1997067 B CN 1997067B CN 200610086777 A CN200610086777 A CN 200610086777A CN 200610086777 A CN200610086777 A CN 200610086777A CN 1997067 B CN1997067 B CN 1997067B
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data
node
synchronous
database
file
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CN1997067A (en
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胡小清
王向东
周尧军
黄崇辉
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Huawei Technologies Co Ltd
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Huawei Technologies Co Ltd
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Abstract

This invention discloses one color ring play method and its system, wherein, the system comprises one file system with color ring files and management points stored in the database; one call point to take color file system and management information database, wherein, the file system and call point file communicate for simultaneous data; the management point database and call point database communicate for simultaneous data; when the call point receives the call require, call points reads relative color ring file for play from local file system accordingly.

Description

A kind of color bell playing method and system
Technical field
The present invention relates to a kind of color bell playing method and system, color bell playing method and system in particularly a kind of distributed network architecture.
Background technology
Ring Back Tone service (Color Ring Back Tone, CRBT) generally be one by customizations such as caller, called or group users, for the calling subscriber provides one section melodious music, or a greeting, or one section subscriber is recorded the business that synthetic suggestion voice substitutes common ring-back tone voluntarily.We are referred to as CRBT service provided to the calling party by calling customized CRBT, and we are referred to as CRBT service provided to the called party by the CRBT of called subscriber's customization, are referred to as group CRBT by the CRBT of group user customization.CRBT service provided to the calling party and group CRBT are extensions of called RBT service, and it is that customization side with CRBT service provided to the called party changes caller or group user into.
Existing color ring systems generally adopts the networking of independent office point according to the needs of scale and network, or the distribution networking mode.
General small-sized color ring systems adopts the networking setting of independent office point, and distribution networking mode framework is generally adopted in bigger office point.Distributed structure/architecture generally adopts data network strange land visit data at present.If independent office point mode is provided with, then there is not the demand of distributed networking, but will manages, call out and all concentrate on an office point.If adopt data network networking setting, then can realize distributed networking, but the network quality and the network bandwidth are all had certain requirement.Below the color ring systems under two kinds of networking modes is briefly introduced.
1) independent office point networking
Fig. 1 is the logical construction schematic diagram of independent office point networking, and following work is finished in the site:
1, the access and the processing (signaling and relaying) of CRBT calling;
2, the user management of CRBT comprises: IVR (Interactive Voice Response, interactive voice response) inserts (signaling and relaying), WEB (World Wide Web (WWW)) access, WAP (Wireless Access Protocol; Wireless access protocol) access, SMS (Short Messaging Service; Short message service) inserts;
The system management of CRBT comprises: System Administrator Management, SP/CP (Service Provider/ContentProvider; Service provider/content supplier) Admin Administration, customer service administrator management, group management person's management;
Operation and billing function.
As shown in Figure 1, independent office point workflow is: after receiving call request, after local data base DB (database) 101 searching and managing information, read corresponding CRBT file in the file system Fileserver 102 and play.
The deficiency of independent office point networking is: because the relay resource cost in the communication network is very high, so if all adopt independent networking can't satisfy the demand of office side to distributed networking.
2) distributed networking
Fig. 2 is the logical construction schematic diagram of distributed networking, and as shown in the figure, whole color ring systems is divided into management node 201 and calls out node 202, and wherein calling out node can have somely, now only lifts one of them and calls out node 202 and set forth.
Wherein the work of leader assumes comprises:
1, the user management of CRBT, contain: IVR inserts (signaling and relaying), WEB access, WAP access, SMS access;
2, the system management of CRBT contains: System Administrator Management, SP/CP Admin Administration, customer service administrator management, group management person's management;
3, operation and billing function.
The work that the calling node is born comprises:
Access and processing (signaling and relaying) that CRBT is called out
Its workflow is, when a call request arrives calling node 202, call out node 202 and initiate query requests to management node 201, management node 201 feeds back to calling node 202 read corresponding management information from database D B 2011 after, call out node 202 again according to Query Result, from file system fileserver 2022 corresponding documents, read CRBT file and play.
Call out node 202 and be by real time access and obtain management information, and the CRBT file etc. of calling out node 202 file system fileserver2022 and management node 201 file system fileserver2012 is realized by the file synchronization mode from the database D B2011 of management node 201.
The major advantage of distributed networking is:
Calling and management are separated, and call out node and only handle calling, and management node is handled the complicated service logic, calls out reliability, stability that node is paid close attention to system, the quick response of management node attention location system and the quick deployment of new features; Call data distribute, and can adopt load sharing, backup and disaster tolerance between a plurality of calling nodes; Call out on the switching system correspondence of node and various places, reduce and call out taking of toll trunk, reduce the operation cost of CRBT.
But the deficiency of distributed networking is: because the present solution of distributed networking generally is to adopt the mode of crossing over big net visit data, this locality does not generally dispose call data storehouse or Backup Data, the problem of Cun Zaiing is if management node is when breaking down like this, call out node and can be affected equally, the fail safe and the reliability of system are bad.
Simultaneously, present existing data network networking is provided with, and can realize distributed networking, but to the having relatively high expectations of the network quality and the network bandwidth, generally is difficult to meet the demands.Chief reason is:
1, the data access of calling node and management node is the real time access pattern, when promptly a call request arrives, calls out node and initiates query requests to management node, judges the playback content according to Query Result;
2, there are file synchronization and two kinds of data, services of real time access between calling node and the management node, can't effectively implement QOS (Quality of Service between it again; Service quality) guarantee, so have resource contention between real time access service and the file synchronization service, the ageing of real time access service can't guarantee;
3, the calling inquiry is high to response time requirement, and is therefore very high to the network bandwidth and network quality requirement because it is associated with calling procedure, otherwise calling procedure is exerted an influence, and can cause call through still not hear the problem of ring-back tone.
Summary of the invention
The invention provides a kind of color bell playing method and system, be distributed in various places in order to solve CRBT calling node, under the condition that satisfies the multimedia bell information centralized management, reduce the requirement of Ring Back Tone service, the stability and the reliability of Ring Back Tone service when improving network simultaneously and breaking down to Internet resources, the network bandwidth and network quality.
The inventive method comprises:
Applied color ring systems comprises at least: one contains first file system of depositing first CRBT file, the management node of depositing first database of first management information; One contains second file system of depositing second CRBT file, the calling node of depositing second database of second management information, and described first file system is communicated by letter with second file system, carries out data sync; Described first database and second database communication carry out data sync, and described method comprises the steps:
After calling out the request of node receipt of call, call out node according to second management information in second database, from second file system, read corresponding second CRBT file and play.
Preferably, data sync described in this method is that incremental data is carried out synchronously.
Preferably, may further include following steps in this method:
When failure of data synchronization, write down not synchronous described incremental data;
When data sync is recovered, that the synchronous incremental data of described record is not synchronous.
Preferably, may further include following steps in this method:
As required with described first file system, first database, calling node-classification;
By classification that first file system is synchronous with second file system data of similar calling node;
By classification that first database is synchronous with second database data of similar calling node.
Preferably, data sync described in this method can regularly be carried out, or when data change, carry out.
The present invention also provides a kind of polyphonic ringtone playing system, comprises at least: contain a management node, comprise on management node: deposit first CRBT file first file system, deposit first database of first management information; Contain one and call out node, comprise calling out on the node: deposit second CRBT file second file system, deposit second database of second management information,
First file system is communicated by letter with second file system, and the line data of going forward side by side is synchronous; First database and second database communication, the line data of going forward side by side is synchronous;
After the request of described calling node receipt of call,, from second file system, read corresponding second CRBT file and play according to second management information in second database.
Preferably, may further include in the native system:
The file synchronization module is used for first file system and second file system data synchronous; And/or
Data simultaneous module is used for first database and second database data synchronous.
Preferably, the module of file synchronization described in the native system further comprises the first incremental record unit that is used to write down the first file system increment;
Described file synchronization module, the incremental data of the described first incremental record unit record is synchronous;
Described data simultaneous module further comprises the second incremental record unit that is used to write down the first database increment;
Described data simultaneous module, the incremental data of the described second incremental record unit record is synchronous.
Preferably, the first incremental record unit described in the native system further comprises the first not synchronous incremental record subelement, when being used to be recorded in the incremental data synchronization failure, and not synchronous increment in the first incremental record unit;
Described file synchronization module is used for the incremental data of the described first synchronous incremental record subelement record not synchronous;
The described second incremental record unit further comprises the second not synchronous incremental record subelement, when being used to be recorded in the incremental data synchronization failure, and not synchronous increment in the second incremental record unit;
Described data simultaneous module is used for the incremental data of the described second synchronous incremental record subelement record not synchronous.
Preferably, the module of file synchronization described in the native system comprises that further first sorts out the unit, is used on demand first file system and calling node being sorted out;
Described file synchronization module is sorted out the unit according to described first and is sorted out the result, and first file system of management node is synchronous with second file system data of similar calling node;
Described data simultaneous module comprises that further second sorts out the unit, is used on demand first database and calling node being sorted out;
Described data simultaneous module is sorted out the unit according to described second and is sorted out the result, and first database of management node is synchronous with second database data of similar calling node.
Preferably, the module of file synchronization described in the native system further comprises first timing unit, is used for being provided with on demand the file synchronization time;
Described file synchronization module, by the file synchronization time that described first timing unit is provided with, that first file system of management node is synchronous with second file system data of calling out node;
Described data simultaneous module further comprises second timing unit, is used for being provided with on demand the data sync time;
Described data simultaneous module, by the data sync time that described second timing unit is provided with, that first database of management node is synchronous with second database data of calling out node.
Preferably, the module of file synchronization described in the native system further comprises first trigger element, when being used to measure first file system and changing, triggers first synchronizing signal;
Described file synchronization module, when receiving described first synchronizing signal, that first file system of management node is synchronous with second file system data of calling out node;
Described data simultaneous module further comprises second trigger element, when being used to measure first database and changing, triggers second synchronizing signal;
Described data simultaneous module, when receiving described second synchronizing signal, that first database of management node is synchronous with second database data of calling out node.
Because in the present invention, the management node of realizing Ring Back Tone service is separated with the calling nodal function, call out node like this after receiving the CRBT call information, searching and managing information in calling out node database, this makes when carrying out Ring Back Tone service, no longer need after management node searching and managing information, just can play in real time, overcome because the calling inquiry is high to response time requirement, and the network bandwidth and network quality are required also very high problem.
Simultaneously, the present invention is synchronous with this locality with CRBT file in the management node file system and the management information in the database, not only solved the problem that has resource contention between the service of real time access service and file synchronization, also make in the Ring Back Tone service no longer demand real-time Transmission information, but it is but information needed and this locality is synchronous in the network time spent, thereby make CRBT call out node and be distributed in various places, under the condition that satisfies the multimedia bell information centralized management, reduced the requirement of Ring Back Tone service to Internet resources, the network bandwidth and network quality; Can also under the situation of network bandwidth anxiety, business still can normally move like this, can not cause operation system unavailable greatly, reduce the calling node and be distributed in various places MSC (Mobile SwitchCenter because of network congestion or traffic carrying capacity; Mobile switching centre) or TMSC (Tandem MSC; Tandem mobile switching centre) toll trunk under the situation takies; Even under the disabled situation of network, only be that data maintenance and the renewal operation that management system takes place is not synchronized to the calling node, owing to no longer need management information to management node inquiry CRBT, so calling system still can carry out Ring Back Tone service.
Since management node with call out separating of nodal function, make the calling node of CRBT not rely on the management node independent operating, coupling is little, can realize that many producers simply dock.Also make under the not high situation of the network bandwidth, reliability requirement, realized the characteristic such as smooth expansion, multinode N+1 backup of distributed networking, multinode easily.
Description of drawings
Fig. 1 is the logical construction schematic diagram of independent office point networking described in the background technology;
Fig. 2 is the logical construction schematic diagram of distributed networking described in the background technology;
Fig. 3 is the logical construction schematic diagram of the described distributed network of embodiment;
Fig. 4 is management node described in the embodiment and the synchronous schematic flow sheet of calling node data;
Fig. 5 is a color ring systems structural representation described in the embodiment.
Embodiment
It is when call request arrives the calling node that present CRBT is called out, and calls out node and initiates query requests to management node, and behind the management node feedback query result, the calling node reads the CRBT sound and plays.Call out node and be by real time access and obtain management information, and be to realize by the file synchronization mode at the CRBT file of file system fileserver etc. from the database D B of management node.And in the embodiment of the invention, what then adopt is the mode similar to independent office point, promptly calls out node after receiving call request, in local data base searching and managing information, reads corresponding CRBT file in the file system Fileserver and plays.Therefore realize that how that the management node Colorful Ring Service is required key of the present invention be data and to call out node synchronous.
Below in conjunction with accompanying drawing the specific embodiment of the present invention is described.
Fig. 3 is the logical construction schematic diagram of embodiment distributed network, as shown in the figure, is divided into management node 301 and calls out node 302 at color ring systems, and wherein calling out node can have somely, now only lifts one of them and calls out node 302 and set forth.
Wherein management node mainly is responsible for:
The user management of Ring Back Tone service (service of WEB website visiting, SMS messaging service, the access service of IVR voice, WAP is wireless browse various access means such as service, BREW wireless application service, Java wireless application service, business hall);
The CP management of Ring Back Tone service is responsible for providing functions such as CP information management, CRBT Content Management, business statistics;
Functions such as CP management, CRBT Content Management, business statistics, rights management are responsible in the system management of Ring Back Tone service;
Other of Ring Back Tone service are to the management means of operation system.
Calling out node mainly is responsible for:
The CRBT sound of color ring systems is play; The calling that may relate to control, the characteristic such as called of breathing out.
Among the embodiment, management node is separated with the function of calling out between the node, so can adopt loose couplings between management node and the calling node, management node 301 and the data sync of calling out between the node 302 comprise two parts:
1), management information is synchronous: the management information that is used for customer call leaves the database 3011 of management node 301 in, and management node 301 is synchronous with calling node 302 database D B3021 with the management information of database D B 3011 by various ICP/IP protocol modes;
2), CRBT file is synchronous: management node 301 is uploaded CP CRBT file behind Fileserver 3012 at variety of protocol interfaces such as, FTP shared by network, HTTP interfaces, and management node 301 is synchronous with the Fileserver3022 that calls out node 302 with the CRBT file of Fileserver3012.
Fig. 4 is a management node and the synchronous schematic flow sheet of calling node data among the embodiment, and as shown in the figure, concrete implementation step is:
Step 401, SP/CP, user upload CRBT file to management node.
At this moment can adopt http protocol.
Step 402, management node will need synchronous file to be placed under the synchronous file directory of needs.
Need synchronous file directory to be configured, generally be configured to the root of CRBT sound according to keeper's needs.
Step 403, user and SP are provided with various management information by the website, and management node is set to management information the database D B of management node.
Step 404, management node will need synchronous management information to be placed in the database D B specific region.
The specific region can be the special table in the database, specifically needs synchronous table to be configured in database synchronization.
Step 405, management node are saved in the CRBT file of uploading in the formal catalogue of Fileserver with to call out node synchronous.
Increment mainly is very huge at the total data amount, and user's order data needs the very first time to feed back to call platform, so that ordering of user can come into force in the shortest time.If adopt full dose synchronous, its synchronizing cycle will be very long, can't satisfy the needs of business development.Call out node and can inquire about the increment of CRBT file on CRBT file on its node and the management node, and increment is come synchronously by the mode that regularly triggers.Go up moment file that increased or that upgraded relatively in the increment vial reason node.The file synchronization agreement can be based on Windows CFS (Common file service), FTP (File Transfer Protocol; File transfer protocol (FTP)), HTTP (Hyper Text Transport Protocol; Hypertext Transfer Protocol) or the like agreement is carried out Network Transmission, increment can adopt file directory tree way of contrast to obtain inquiry file information and it is copied, copy mode can be that management node is synchronous to a plurality of calling nodes, also can be that the calling node is synchronous from management node.File directory tree way of contrast is to adopt the catalogue iteration to decomposite all subdirectories and file, file in the former catalogue and the file attribute in the target directory are compared, confirm that size, modification time, title etc. are consistent, if inconsistent then carry out file and refresh.
Management information in the database of step 406, the database that will call out node and management node is synchronous.
Calling out the database of node also can come management data from the database of management node by mode regularly synchronously, database synchronization can adopt transactional synchronization, the timing data piece is synchronous and three kinds of modes of application of synchronized, transactional synchronization is synchronous by the transaction journal of data when the moment that affairs take place, the timing data piece is that the management node database regularly will need data in synchronization to be synchronized to the calling node in the management database synchronously, and application of synchronized is to operate the calling node data when being applied in the operational administrative node data simultaneously.
Among the embodiment, two sync caps comprise that file synchronization and management information are synchronous, all can adopt the Event triggered mode or the timing method of synchronization.The Event triggered mode is meant synchrodata when user data update takes place, synchronous documents when file takes place to upgrade; Regularly the method for synchronization is meant at the appointed time at interval the back system file of all data updated and renewal synchronously automatically.
Can also formulate different synchronization policies in force according to the actual needs, such as:
1, full synchronization policy, promptly all ringtone file resources, all management information data all synchronously, this is that the call treatment that is used for solving in reality can't be selected polyphonic ringtone playing platform problem according to ownership;
2,,, promptly the management information data of the ringtone file resource of having only this calling node ownership, ownership just is synchronized to the calling node from management node such as according to the ownership classification according to a minute homochronousness.
Be the better guarantee data sync; in above two nodes, all adopt abnormal protection mechanism. when network generation disconnection; the synchronous task of management node can write down all not data in synchronization automatically; treat behind the network recovery that management node can the recognition network situation and recover synchronous task; and not synchronous management information and CRBT files all between age at failure be synchronized to calling system. because adopt increment synchronous in the synchronizing process; therefore the data variation of management node records in the management node earlier; and incremental portion noted so that be synchronized to the calling node during network recovery, just can better ensure data synchronization by abnormal protection mechanism like this.
Because the bandwidth of wide area network generally can not be too high, requirement to the network bandwidth also depends on user's acceptable entry-into-force time and number of users, under data sync in implementing guarantees like this, even under the situation of network bandwidth anxiety, Ring Back Tone service still can normally move, and can not cause operation system unavailable greatly because of network congestion or traffic carrying capacity.
According to same inventive concept, the present invention also provides a kind of color ring systems, now describes implementing native system in conjunction with the accompanying drawings.
Fig. 5 is a CRBT system configuration schematic diagram among the embodiment, as shown in the figure, and wherein:
At least comprise: contain first file system of depositing first CRBT file, deposit the management node of first database of first management information; Contain second file system of depositing second CRBT file, deposit the calling node of second database of second management information.Only describe in the embodiment of the invention with a management node 501 and a calling node 502.
In calling out node 502 and management node 501, their first file system is communicated by letter with second file system, and the line data of going forward side by side is synchronous; First database and second database communication, the line data of going forward side by side is synchronous; After calling node 502 receives the customer call request,, from second file system, read corresponding second CRBT file and play according to second management information in second database.With distributed different be to call out node among the present invention no longer to management node request management information, but from local data base, read.
File synchronization module 503 is used for first file system and second file system are carried out data sync; Data simultaneous module 504 is used for first database and second database are carried out data sync.
May further include the first incremental record unit 5031, first in the file synchronization module 503 and sort out unit 5032, first timing unit 5033, first trigger element 5034; Then may further include the second incremental record unit 5041, second in the data simultaneous module 504 and sort out unit 5042, second timing unit 5043, second trigger element 5044.Wherein:
The first incremental record unit 5031 is used to write down the first file system increment, and file synchronization module 503 is synchronous with the incremental data of the first incremental record unit record;
The first incremental record unit may further include the first not synchronous incremental record subelement, when being used to be recorded in the incremental data synchronization failure, not synchronous increment in the first incremental record unit, the file synchronization module, the incremental data of incremental record subelement record is not synchronous synchronously with described first;
First sorts out unit 5032 sorts out first file system and calling node on demand, and file synchronization module 503 is sorted out the unit according to first and sorted out the result, and first file system of management node is synchronous with second file system data of similar calling node;
Such purpose is the different synchronization policy of formulating in force according to the actual needs, comes promptly the management information data of the ringtone file resource of having only this calling node ownership, ownership just to be synchronized to the calling node from management node according to the ownership classification.
First timing unit 5033 is used for being provided with on demand the file synchronization time, and file synchronization module 503 is provided with the time by first timing unit, and first file system of management node is synchronous with second file system data of calling out node;
First trigger element 5034 when being used to measure first file system and changing, triggers first synchronizing signal, and the file synchronization module is when receiving first synchronizing signal, synchronous with second file system data of calling out node with first file system of management node;
The second incremental record unit 5041 is used to write down the first database increment, and 5004 incremental datas with the second incremental record unit record of data simultaneous module are synchronous.
The second incremental record unit further comprises the second not synchronous incremental record subelement, when being used to be recorded in the incremental data synchronization failure, not synchronous increment in the second incremental record unit, the incremental data of incremental record subelement record is not synchronous synchronously with second for data simultaneous module.
Second sorts out unit 5042 is used on demand first database and calling node being sorted out, and data simultaneous module is sorted out the unit according to second and sorted out the result, and first database of management node is synchronous with second database data of similar calling node.Such purpose is the different synchronization policy of formulating in force according to the actual needs, comes promptly the management information data of the database resource that has only this calling node ownership, ownership just to be synchronized to the calling node from management node according to the ownership classification.
Second timing unit 5043 is used for being provided with on demand the data sync time, and data simultaneous module is provided with the time by second timing unit, and first database of management node is synchronous with second database data of calling out node.
When second trigger element 5044 is used to measure first database and changes, trigger second synchronizing signal, data simultaneous module, when receiving described second synchronizing signal, that first database of management node is synchronous with second database data of calling out node.
In native system, increment mainly is very huge at the total data amount, and user's order data needs the very first time to feed back to call platform, so that ordering of user can come into force in the shortest time.If adopt full dose synchronous, its synchronizing cycle will be very long, can't satisfy the needs of business development.Call out node and can inquire about the increment of CRBT file on CRBT file on its node and the management node, and increment is come synchronously by the mode that regularly triggers.Go up moment file that increased or that upgraded relatively in the increment vial reason node.The first incremental record unit and the second incremental record unit are used for recording increment in the native system.
Be the better guarantee data sync, in above two nodes, all adopt abnormal protection mechanism.When network generation disconnection, first synchronously increment from unit and second increment subelement all data in synchronization not of understanding the automated record management node as synchronous task synchronously, treat behind the network recovery that management node can the recognition network situation and recover synchronous task, and with between age at failure first, second synchronously all not synchronous management information and the CRBT file that are write down of increment subelement be synchronized to calling system.Because adopt increment synchronous in the synchronizing process; therefore the data variation of management node records in the management node earlier; and incremental portion noted so that be synchronized to the calling node during network recovery, just can better ensure data synchronization by abnormal protection mechanism like this.
For the file synchronization module, the file synchronization agreement can be carried out Network Transmission based on Windows CFS, FTP, HTTP or the like agreement, increment can adopt file directory tree way of contrast to obtain inquiry file information and it is copied, copy mode can be that management node is synchronous to a plurality of calling nodes, also can be that the calling node is synchronous from management node.File directory tree way of contrast is to adopt the catalogue iteration to decomposite all subdirectories and file, file in the former catalogue and the file attribute in the target directory are compared, confirm that size, modification time, title etc. are consistent, if inconsistent then carry out file and refresh.
For data simultaneous module, calling out the database of node also can come management data from the database of management node by mode regularly synchronously, database synchronization can adopt transactional synchronization, the timing data piece is synchronous and three kinds of modes of application of synchronized, transactional synchronization is synchronous by the transaction journal of data when the moment that affairs take place, the timing data piece is that the management node database regularly will need data in synchronization to be synchronized to the calling node in the management database synchronously, and application of synchronized is to operate the calling node data when being applied in the operational administrative node data simultaneously.
Among the embodiment, two sync caps comprise that file synchronization and management information are synchronous, all can adopt the Event triggered mode or the timing method of synchronization.The Event triggered mode is meant synchrodata when user data update takes place, synchronous documents when file takes place to upgrade; Regularly the method for synchronization is meant at the appointed time at interval the back system file of all data updated and renewal synchronously automatically.
From embodiment as can be seen, the present invention is low to the reliability requirement of network, even under the disabled situation of network, calling system still can promptly be inquired about in this locality after receiving call request, because needn't manage the real-time inquiry of information to management node again, so also can normally use.
From embodiment as can be seen, after realizing calling out node distribution formula layout, call out node and can be distributed in various places MSC or the identical machine room of TMSC, reduce toll trunk and take, reduced the cost of renting and arranging of toll trunk effectively.
From embodiment as can be seen, the present invention can be easy to realize the following smooth expansion of big capacity situation, when independently system is difficult to bear the whole network user capacity to one greatly at the Ring Back Tone service capacity, can easily adopt distributed solution, thereby realize the smooth expansion and the stack of Ring Back Tone service, for example an exchange access capacity of calling out the node maximum is 20000 the tunnel, in the time of then need setting up a node, adopt this moment the distributed networking among the present invention to increase the requirement that node just can satisfy smooth expansion above 20000 the tunnel.
From embodiment as can be seen, the present invention can realize calling out the N+1 backup and the load sharing of node, under N+1 situation of calling out node, when wherein calling node breaks down, calling can be delivered to other N calling node.In all calling nodes, realized load sharing, can certainly load sharing be set according to ownership.
From embodiment we as can be seen, because management node and calling node loose couplings, therefore can realize that the cooperation of many producers realizes CRBT equipment, such as providing management node by the strong company of management component's development ability, provide the calling node by the telecommunication supplier, thereby realize the advantage maximization of Ring Back Tone service platform.

Claims (13)

1. color bell playing method, the color ring systems of using comprises at least: one contains first file system of depositing first CRBT file, the management node of depositing first database of first management information; One contains second file system of depositing second CRBT file, the calling node of depositing second database of second management information, it is characterized in that described first file system is communicated by letter with second file system, carries out data sync; Described first database and second database communication carry out data sync;
After calling out the request of node receipt of call, call out node according to second management information in second database, from second file system, read corresponding second CRBT file and play.
2. the method for claim 1 is characterized in that, described data sync is that incremental data is carried out synchronously.
3. method as claimed in claim 2 is characterized in that, further comprises the steps:
When failure of data synchronization, write down not synchronous described incremental data;
When data sync is recovered, that the synchronous incremental data of described record is not synchronous.
4. the method for claim 1 is characterized in that, further comprises the steps:
With described first file system, first database, calling node-classification;
By classification that described first file system is synchronous with second file system data of similar calling node;
By classification that described first database is synchronous with second database data of similar calling node.
5. the method for claim 1 is characterized in that, described data sync is regularly to carry out.
6. the method for claim 1 is characterized in that, described data sync is carried out when data change.
7. polyphonic ringtone playing system comprises: contain a management node, comprise on management node at least: deposit first CRBT file first file system, deposit first database of first management information; Contain one and call out node, comprise calling out on the node: deposit second CRBT file second file system, deposit second database of second management information, it is characterized in that,
Described first file system is communicated by letter with described second file system, and the line data of going forward side by side is synchronous; Described first database and described second database communication, the line data of going forward side by side is synchronous;
After the request of described calling node receipt of call,, from described second file system, read corresponding second CRBT file and play according to second management information in described second database.
8. system as claimed in claim 7 is characterized in that, further comprises:
The file synchronization module is used for described first file system and second file system data synchronous; And/or
Data simultaneous module is used for described first database and second database data synchronous.
9. system as claimed in claim 8 is characterized in that, described file synchronization module further comprises the first incremental record unit that is used to write down the described first file system increment;
Described file synchronization module, the incremental data of the described first incremental record unit record is synchronous;
Described data simultaneous module further comprises the second incremental record unit that is used to write down the described first database increment;
Described data simultaneous module, the incremental data of the described second incremental record unit record is synchronous.
10. system as claimed in claim 9 is characterized in that, the described first incremental record unit further comprises the first not synchronous incremental record subelement, when being used to be recorded in the incremental data synchronization failure, and not synchronous increment in the first incremental record unit;
Described file synchronization module is used for the incremental data of the described first synchronous incremental record subelement record not synchronous;
The described second incremental record unit further comprises the second not synchronous incremental record subelement, when being used to be recorded in the incremental data synchronization failure, and not synchronous increment in the second incremental record unit;
Described data simultaneous module is used for the incremental data of the described second synchronous incremental record subelement record not synchronous.
11. system as claimed in claim 8 is characterized in that, described file synchronization module comprises that further first sorts out the unit, is used on demand first file system and calling node being sorted out;
Described file synchronization module is sorted out the unit according to described first and is sorted out the result, and first file system of management node is synchronous with second file system data of similar calling node;
Described data simultaneous module comprises that further second sorts out the unit, is used on demand first database and calling node being sorted out;
Described data simultaneous module is sorted out the unit according to described second and is sorted out the result, and first database of management node is synchronous with second database data of similar calling node.
12. system as claimed in claim 8 is characterized in that, described file synchronization module further comprises first timing unit, is used for being provided with on demand the file synchronization time;
Described file synchronization module, by the file synchronization time that described first timing unit is provided with, that first file system of management node is synchronous with second file system data of calling out node;
Described data simultaneous module further comprises second timing unit, is used for being provided with on demand the data sync time;
Described data simultaneous module, by the data sync time that described second timing unit is provided with, that first database of management node is synchronous with second database data of calling out node.
13. system as claimed in claim 8 is characterized in that, described file synchronization module further comprises first trigger element, when being used to measure first file system and changing, triggers first synchronizing signal;
Described file synchronization module, when receiving described first synchronizing signal, that first file system of management node is synchronous with second file system data of calling out node;
Described data simultaneous module further comprises second trigger element, when being used to measure first database and changing, triggers second synchronizing signal;
Described data simultaneous module, when receiving described second synchronizing signal, that first database of management node is synchronous with second database data of calling out node.
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CN1498508A (en) * 2002-02-25 2004-05-19 SK���Źɷ����޹�˾ Method and apparatus for providing subscriber-based ringback tone

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