CN1992640B - Data synchronization method of muti-service access unit based on switchboard background - Google Patents
Data synchronization method of muti-service access unit based on switchboard background Download PDFInfo
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Abstract
An MSU data synchronization method based on the switch background, firstly, it establishes the data object corresponding to the parameter in the MSU processing unit and the MSU server, and establishes the configuration table in the switch background database, and establishes the corresponding relationship of the fields in the configuration table and the said data object; after the maintenance staff in the background completing the MSU parameters configuration, it chooses the transmission mode and the MSU to synchronize, and sends the synchronization request to the data transfer agent unit; according the said transmission mode, the data transfer agent unit reads the record from the corresponding configuration table, and assembles into the packets to send to the MSU server; the MSU server parses out data object value corresponding to each field in the record of the data packet, and with the configuration commands of the data object provided by the MSU processing unit protocol, it completes the synchronization of the said data object value in the MSU. The method in the invention can reduce the workload of multi-business access unit and the redundant configuration of multi-business access unit.
Description
Technical field
The present invention relates to data synchronization technology, relate in particular to the data sync in switch field.
Background technology
The multi-service access scheme is by developing brand-new muti-service access unit (MSU), backboard adopts the mode of TDM+ Ethernet dual bus, narrow-band user boards and multi-service access band user plate (ADLJ) can mixed insertions, finish the control of narrow band service and broadband services, improve device processes density, reduce the cost of investment of networking.
The function of the disposable plates IASP of muti-service access unit comprises: processor part, switched connection part and communications portion, IASP has two passes and backstage communication: a process HDLC goes up the TDM net, exchange to the foreground main processor MP, be connected to the backstage by local area network (LAN) then; Another is that IASP directly goes out Ethernet interface and is connected to local area network (LAN) and backstage communication.Comprehensive method is used in maintenance management, and arrowband part (business, management, physical configuration etc.) adopts the original arrowband of switch management system, by the control messages transmitting control information of inside.The Ethernet interface of the management of broadband part by IASP is directly to the maintenance console (being the backstage) in broadband.The parameter configuration of MSU, as: deexcitation, line standard is selected, and bandwidth is selected, and VLAN, line status inquiry etc. need realize at the maintenance console of switch, the direct and backstage communication by the network interface of IASP.Can be at the maintenance console configuration MSU of switch communication link.
The parameter synchronization method that multi-service inserts is one of them key technology.In the existing multi-service access scheme, the setting of data is just to send a Simple Network Management Protocol (SNMP) to wrap MSU after one of consistency operation layout setting, realize the configuration of data, the shortcoming of this mode is the workload that has increased MSU greatly, be unfavorable for the stable operation of MSU, reduced the operating efficiency of MSU.
Summary of the invention
The technical problem to be solved in the present invention provides a kind of method of data synchronization of the muti-service access unit based on switchboard background, can alleviate the workload of muti-service access unit.
In order to solve the problems of the technologies described above, the invention provides a kind of method of data synchronization of the muti-service access unit based on switchboard background, be applied to transmit the system that the processing unit of agent unit, muti-service access unit server and muti-service access unit is formed, comprise step by switchboard background, data:
(a) on the processing unit of muti-service access unit and muti-service access unit server, set up the pairing data object of parameter that needs configuration, in the database of switchboard background, create the allocation list of muti-service access unit parameter, and set up the field in the allocation list and the corresponding relation of described data object;
(b) attendant is after the muti-service access unit parameter configuration is finished on the backstage, and the muti-service access unit of selecting load mode and will being synchronized to transmits agent unit to data and sends synchronization request;
(c) after data transmission agent unit was received request, when load mode was the transmission change list, data transmitted the agency from the change list reading and recording; When load mode is that data transmit agency's reading and recording from allocation list, are assembled into packet and issue the muti-service access unit server when transmitting whole showing;
(d) after the muti-service access unit server is received packet, corresponding relation according to field in the allocation list and data object, parse the value of each field corresponding data objects in the record that packet comprises, then by the order that is provided with that agreement provided between the processing unit of muti-service access unit server and muti-service access unit to the data object, finish to the value of the above data object of muti-service access unit synchronously.
In the described step (a), also in background data base, set up one and be used for the change list that record data change, set up the trigger of allocation list simultaneously, when allocation list is operated, the record of data variation was write in the described change list simultaneously during trigger will be shown, perhaps, when this trigger changed in the allocation list data, the sign whether this allocation list representative data that writes down in the described change list is changed was changed to and changes.
Further, above-mentioned method of data synchronization also can have following characteristics: described muti-service access unit server is provided with the simple network management protocol management module, the processing unit of described muti-service access unit is provided with the snmp agent module, the data object that described step (a) is set up is the management information bank data object, and in the described step (d), between the processor unit of described muti-service access unit and the muti-service access unit server by the basic command of Simple Network Management Protocol finish to the value of data object on the muti-service access unit synchronously.
Further, above-mentioned method of data synchronization also can have following characteristics: the load mode of selecting in the described step (b) is to transmit all tables; In the described step (c), data transmit agent unit reading and recording successively from whole allocation lists, are assembled into packet and issue the muti-service access unit server.
Further, above-mentioned method of data synchronization also can have following characteristics: the load mode of selecting in the described step (b) is to transmit change list; In the described step (c), data transmit agent unit reading and recording successively from described change list, perhaps are designated in the allocation list that data change reading and recording successively from change list, are assembled into packet and issue the muti-service access unit server.
Further, above-mentioned method of data synchronization also can have following characteristics: in the described step (d), by Simple Network Management Protocol the value of data object on the muti-service access unit is carried out when synchronous between the processing unit of muti-service access unit server and muti-service access unit, be further divided into following steps: the muti-service access unit server is after parsing the value of wanting the data in synchronization object, be assembled into the Simple Network Management Protocol packet, send to the processing unit of the muti-service access unit of wanting synchronous; After the processing unit of muti-service access unit is received the Simple Network Management Protocol packet, from bag, parse the value of each data object again according to the data object of management information bank definition, finish then these data objects value synchronously, comprise being provided with or renewal, then synchronized result is returned switchboard background.
As from the foregoing, method of data synchronization of the present invention combines the convenient and snmp protocol of the logical relation design of backstage relational database and is easy to the advantage that realizes simply, flexibly, for the setting of device parameter provides new approaches.Have the following advantages:
1) can make full use of the relational database power, send again after setting the MSU parameter in that the backstage is disposable, can alleviate the workload of MSU.
2) by the mode of only synchronous change list, reduce the redundancy setting of muti-service access unit parameter.
3) the muti-service access unit parameter can be preserved, so that parameter is provided with the setting once more when failing.
4) can be when having a plurality of MSU in the MSU of background synchronization appointment parameter configuration.
Description of drawings
Fig. 1 is the data synchronization system frame diagram of the embodiment of the invention based on the muti-service access unit (MSU) of switchboard background.
Fig. 2 is the flow chart that the embodiment of the invention is carried out the muti-service access unit data sync.
Embodiment
The concrete principle and the application of the inventive method are described by example more specifically below in conjunction with accompanying drawing.
Fig. 1 is the frame diagram that present embodiment is realized the data sync of muti-service access unit (MSU).As shown in the figure, system comprises that switchboard background, data transmit agent unit, MSU server and MSU processing unit several sections.Wherein, data transmission agent unit and MSU server can be the programs that runs on the switchboard background; The MSU processing unit is positioned on the muti-service access unit MSU.
Be provided with a snmp management module on the MSU server, the MSU processing unit is provided with a SNMP proxy module, and a MIB is all arranged in snmp management module and the SNMP proxy module.Snmp protocol with standard between MSU server and MSU processing unit carries out communication, after the MSU server receives the supplemental characteristic that the backstage sends over, provide control mib object three basic commands to finish parameter setting to mib object by SNMP between MSU server and MSU processing unit, three basic commands are: Set, Get and Trap.
Carry out data simultaneous operation, earlier will be to being configured operation with top, these are operated in no particular order.The example that is configured to the IGMP SNOOPING agreement of MSU describes below.
One, according to the definition of snmp protocol standard, setting up on the MIB of MSU and MSU server with SNMP MIB editing machine needs the parameter corresponding data objects that disposes among the MSU, each MIB data object is determined by the identifier of an individual calling and a digital form is unique;
The parameter item of supposing the IGMP SNOOPING protocol section of MSU will be provided with three parameters: be respectively enable, pattern and ageing time, the data object of setting up in MIB is as follows:
$obj 1.3.6.1.4.1.3902.1010.3.1.1.4.10.1.1 oemZxIgmpEnabledVT_NUMBER
$obj 1.3.6.1.4.1.3902.1010.3.1.1.4.10.1.2 oemZxIgmpAgingVT_NUMBER
$obj 1.3.6.1.4.1.3902.1010.3.1.1.4.10.1.3 oemZxIgmpModeVT_NUMBER
Two, create the allocation list corresponding with the MSU parameter item in the switchboard background database, make the MSU parameter configuration can unify to be placed on the backstage configuration interface and carry out, the field in each allocation list is corresponding to the one or more parameters that are associated in the parameter item.Simultaneously, set up the corresponding relation of data object among field in the allocation list and the MIB at background data base;
For the table r_NeIgmpInfo form that three parameters of IGMP SNOOPING protocol section are set up as follows:
| NE_ID | Network element | Data format |
| IgmpInfo | Enable | Shaping |
| IgmpMode | Pattern | Shaping |
| AgingTime | Ageing time | Shaping |
Wherein, field IgmpInfo, IgmpMode and AgingTime enable with the parameter of the IGMPSNOOPING protocol section of MSU respectively, pattern and ageing time correspondence.
Three, set up one at background data base and be used for the table chg_adsltables that record data change, set up the trigger that needs synchronous allocation list at each simultaneously, this trigger is used for every table and sets up insertion, deletion, renewal and storing process, and when this table is operated, the record of data variation in the table will be write in this table and be write simultaneously among the change list chg_adsltables;
After finishing above configuration, when the attendant carries out the data sync of muti-service access unit, as shown in Figure 2 and please refer to Fig. 1, may further comprise the steps:
Step 110, the attendant in backstage configuration MSU parameter, may be configuration for the first time according to service needed, also may be that former configuration parameter is made amendment;
Step 120, after configuration is finished, the attendant selects to want synchronous MSU (once can be synchronized to a plurality of MSU of selection, be defaulted as all) and transfer approach, promptly be to transmit change list or whole table, start simultaneous operation then, transmit the information that agent unit sends data synchronization request and carries MSU, load mode to data;
Step 130, after data transmission agent unit is received data synchronization request, judge load mode, if transmission change list, then read every record among the change list chg_adsltables successively, if transmit all tables, then from whole allocation lists, read every record successively, be assembled into packet then and issue the MSU server;
Step 140, after the MSU server is received the packet of sending,, parse the value of each field corresponding data objects in the record that packet comprises according to the corresponding relation of field in the allocation list and MIB data object, be assembled into the SNMP packet, send to the MSU processing unit on the MSU that wants synchronous;
Step 150, after the MSU processing unit is received the SNMP packet, from bag, parse the value of each data object again according to the data object of MIB storehouse definition, finish these data objects value synchronously, comprise being provided with or renewal, then synchronized result is returned switchboard background.
Although have illustrated and described the preferred embodiments of the present invention, one of ordinary skill in the art should be appreciated that and can implement the consubstantiality of various changes, modification and parts and replace under the situation that does not exceed the scope of the invention.Therefore the present invention is not subject to disclosed realization specific embodiments of the invention, the present invention includes all embodiment that drop within the claims.
For example, in another embodiment, can also adopt the mode of another kind of record delta data, promptly in change list chg_adsltables, write down each allocation list, when the data of every table change, this allocation list in the change list is put the sign that this table of expression changes then, when the data that change synchronously, read the record of corresponding configuration table according to table this sign among the chg_adsltables, also be fine.
And for example, the agreement that the data between MSU server and the MSU processing unit transmit might not be confined to snmp protocol.
And for example, the mode of synchrodata also is not limited to change list and whole tables two kind, also can sort pass, perhaps manually freely select by the attendant.
Claims (5)
1. method of data synchronization based on the muti-service access unit of switchboard background, be applied to transmit the system that the processing unit of agent unit, muti-service access unit server and muti-service access unit is formed, may further comprise the steps by switchboard background, data:
(a) on the processing unit of muti-service access unit and muti-service access unit server, set up the pairing data object of parameter that needs configuration, in the database of switchboard background, create the allocation list of muti-service access unit parameter, and set up the field in the allocation list and the corresponding relation of described data object;
(b) attendant is after the muti-service access unit parameter configuration is finished on the backstage, and the muti-service access unit of selecting load mode and will being synchronized to transmits agent unit to data and sends synchronization request;
(c) after data transmission agent unit was received request, when load mode was the transmission change list, data transmitted the agency from the change list reading and recording; When load mode is that data transmit agency's reading and recording from allocation list, are assembled into packet and issue the muti-service access unit server when transmitting whole showing;
(d) after the muti-service access unit server is received packet, corresponding relation according to field in the allocation list and data object, parse the value of each field corresponding data objects in the record that packet comprises, then by the order that is provided with that agreement provided between the processing unit of muti-service access unit server and muti-service access unit to the data object, finish to the value of the above data object of muti-service access unit synchronously;
In the described step (a), also in background data base, set up one and be used for the change list that record data change, set up the trigger of allocation list simultaneously, when allocation list is operated, the record of data variation was write in the described change list simultaneously during trigger will be shown, perhaps, when this trigger changed in the allocation list data, the sign whether this allocation list representative data that writes down in the described change list is changed was changed to and changes.
2. method of data synchronization as claimed in claim 1, it is characterized in that, described muti-service access unit server is provided with the simple network management protocol management module, the processing unit of described muti-service access unit is provided with the snmp agent module, the data object that described step (a) is set up is the management information bank data object, and in the described step (d), between the processor unit of described muti-service access unit and the muti-service access unit server by the basic command of Simple Network Management Protocol finish to the value of data object on the muti-service access unit synchronously.
3. method of data synchronization as claimed in claim 1 is characterized in that, the load mode of selecting in the described step (b) is to transmit all tables; In the described step (c), data transmit agent unit reading and recording successively from whole allocation lists, are assembled into packet and issue the muti-service access unit server.
4. method of data synchronization as claimed in claim 1 is characterized in that, the load mode of selecting in the described step (b) is to transmit change list; In the described step (c), data transmit agent unit reading and recording successively from described change list, perhaps are designated in the allocation list that data change reading and recording successively from change list, are assembled into packet and issue the muti-service access unit server.
5. method of data synchronization as claimed in claim 2, it is characterized in that, in the described step (d), by Simple Network Management Protocol the value of data object on the muti-service access unit is carried out when synchronous between the processing unit of muti-service access unit server and muti-service access unit, be further divided into following steps: the muti-service access unit server is after parsing the value of wanting the data in synchronization object, be assembled into the Simple Network Management Protocol packet, send to the processing unit of the muti-service access unit of wanting synchronous; After the processing unit of muti-service access unit is received the Simple Network Management Protocol packet, from bag, parse the value of each data object again according to the data object of management information bank definition, finish then these data objects value synchronously, comprise being provided with or renewal, then synchronized result is returned switchboard background.
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| CN103036668B (en) * | 2012-12-11 | 2018-01-30 | 上海斐讯数据通信技术有限公司 | Configuration and synchronization method between a kind of rack-mount unit card based on order line |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1327665A (en) * | 1999-10-27 | 2001-12-19 | 三星电子株式会社 | Home network system in asymmetric digital subscriber line system |
| US6760334B1 (en) * | 2000-06-13 | 2004-07-06 | Cisco Technology, Inc. | Method and apparatus for oversubscription of permanent virtual circuits |
| CN1538666A (en) * | 2003-04-14 | 2004-10-20 | 华为技术有限公司 | xDSL terminal equipment management system |
| CN1631002A (en) * | 2000-07-18 | 2005-06-22 | 皇家菲利浦电子有限公司 | Mobile apparatus enabling inter-network communication |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1327665A (en) * | 1999-10-27 | 2001-12-19 | 三星电子株式会社 | Home network system in asymmetric digital subscriber line system |
| US6760334B1 (en) * | 2000-06-13 | 2004-07-06 | Cisco Technology, Inc. | Method and apparatus for oversubscription of permanent virtual circuits |
| CN1631002A (en) * | 2000-07-18 | 2005-06-22 | 皇家菲利浦电子有限公司 | Mobile apparatus enabling inter-network communication |
| CN1538666A (en) * | 2003-04-14 | 2004-10-20 | 华为技术有限公司 | xDSL terminal equipment management system |
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