CN102006611B - Method for realizing data uniqueness conversion and mobile switching center servers - Google Patents
Method for realizing data uniqueness conversion and mobile switching center servers Download PDFInfo
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- CN102006611B CN102006611B CN200910190158.9A CN200910190158A CN102006611B CN 102006611 B CN102006611 B CN 102006611B CN 200910190158 A CN200910190158 A CN 200910190158A CN 102006611 B CN102006611 B CN 102006611B
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Abstract
The invention discloses a method for realizing the data uniqueness conversion and mobile switching center servers. The method comprises the following steps of: (A) respectively establishing a unique numeral index for a main mobile switching center server and a standby mobile switching center server; (B) importing data of the main mobile switching center server into a temporary table of a standby mobile switching center server database; and (C) converting the numbers of the data of the main mobile switching center server, which conflict with the number of data of the standby mobile switching center server and correspond to different service data, into the idle effective numbers of the standby mobile switching center server and updating the data relevant to the numbers. With the implementation of the invention, the aim of avoiding the data conflict between standby MSCS (Mobile Switching Center Server) and the maim MSCS in a dual-homed system can be achieved, the service data of the standby MSCS cannot be influenced because the service configuration data of the main MSCS are abnormal and the reliability of a soft exchange system can be improved.
Description
Technical field
The invention belongs to communication technical field, be specifically related to a kind of method and Mobile Switching Center Server of realizing data uniqueness conversion.
Background technology
Softswitch technology is the technological core of next generation network. be the direction of network Development, along with maturation and the application of soft switch large-scale commercial applications of Softswitch technology, the safety of Soft core network also becomes the problem that operator particularly pays close attention to.A Mobile Switching Center Server (Mobile SwitchingCenter Server, MSCS) manage a plurality of local networks, with respect to controlling carrying unification, its reliability very risky, once wide range is involved in paralysis office, improves its reliability so need to propose certain Disaster Tolerant Scheme, through preliminary analysis, determine system need to support following solution: 1+1 mutually standby, 1+1 is active and standby, N+1 mutually standby, N+1 is active and standby, N+K mutually standby, N+K is active and standby, as shown in table 1 below:
Table 1
| | annotation | |
| 1+1 is active and standby | in 1+1 active/standby mode two cover MSCS works in active and standby mode, and a MSCS activates, and another MSCS is completely for Status of Backups. | |
| 1+1 is standby mutually | two cover MSCS in the mutually standby mode of 1+1 do not have dividing of primary MSCS and disaster tolerance MSCS, and each MSCS is primary MSCS, is also disaster tolerance MSCS. | |
| n+1 is active and standby | mSCS in N+1 active/standby mode, wherein " 1 " individual backup MSC S is as other " N " individual MSCS redundancy backup system, and N MSCS activates, and another MSCS is completely for Status of Backups, and under failure condition, backup MSC S can only take over 1 fault MSCS. | |
| n+1 is standby mutually | n+1 mutually in standby mode MSCS, " N+1 " individual MSCS activates, wherein " 1 " individual MSCS is also as other " N " individual MSCS redundancy backup system, under failure condition, it can only take over 1 fault MSCS. | |
| n+K is active and standby | mSCS in N+K active/standby mode, wherein " 1 " individual backup MSC S is as other " N " individual MSCS redundancy backup system, and N MSCS activates, and another MSCS is completely for Status of Backups, and under failure condition, backup MSC S can take over K fault MSCS. |
| abbreviation | annotation |
| n+K is standby mutually | n+K mutually in standby mode MSCS, " N+1 " individual MSCS activates, wherein " 1 " individual MSCS is also as other " N " individual MSCS redundancy backup system, under failure condition, it can take over K fault MSCS. |
The flexibility that operation maintenance center (OMC) is MSCS control ability provides configuration feature, and when MSCS and media gateway (MGW) are used dual-homed scheme networking, active and standby territory need to possess identical function needs there is identical configuration so.Active and standby separately can be by manual configuration to reach this object, but safeguard complicated, each configuration modification, in active and standby territory, each operation is once respectively to need user.The place that relies on people is more, and reliability is lower.Between the primary territory of the MSCS (active and standby/collaborative is dual-homed) of or two-way backup unidirectional at two and backup domain, the synchronous function of static data being set can address this problem.
In double-attaching technology scheme application process, on the not same area of two different MSC Server network elements, for identical object, identical processing capacity is set, the analysis of for example checking numbers, to the management of signaling link, to management of transistroute etc.
Inventor finds with in practice in research prior art: in the data of primary MSCS configuration, likely configured the service logic identical with standby MSCS, standby usage MSCS is described respectively same data.Entered dual-homed synchronous after, in standby MSCS, may there are two identical data, cause between standby MSCS and primary MSCS and occur data collision.
Summary of the invention
The object of the invention is to overcome defect of the prior art a kind of method and Mobile Switching Center Server of realizing data uniqueness conversion is provided, the object of data collision between spare moving switching center server and primary Mobile Switching Center Server is avoided in double attaching system in realization, has improved the reliability of soft switchcall server.
For achieving the above object, technical scheme provided by the invention is: a kind of method that realizes data uniqueness conversion, and synchronous for the dual-homed static data of business between Mobile Switching Center Server, comprise step:
Primary Mobile Switching Center Server data are set up unique number index;
In the temporary table of primary Mobile Switching Center Server data importing spare moving switching center server;
Primary Mobile Switching Center Server data Zhong Yu spare moving switching center's server data numbering existence conflict and the different numbering of corresponding business datum, be converted into effective number idle in spare moving switching center server, and upgrade the data of associated this numbering.
In the embodiment of the present invention, also further comprise step:
Spare moving switching center server data is set up unique number index.
In the embodiment of the present invention, also further comprise step:
Primary Mobile Switching Center Server, to inspections that conflict of its data numbering uniqueness, if existence conflicts, exits flow process;
Spare moving switching center server, to inspections that conflict of its data numbering uniqueness, if existence conflicts, exits flow process.
In the embodiment of the present invention, also further comprise step after in the temporary table of primary Mobile Switching Center Server data importing spare moving switching center server:
Carry out primary, spare numbering uniqueness conflict query.
In the embodiment of the present invention, described unique number concordance list comprises numbering and records this numbering by the parameter value of access times, specifically comprises step:
Initialization record number is 0 by the parameter value of access times;
Inquire about the number of times that the numbering in primary Mobile Switching Center Server data is used, parameter value adds 1;
The number of times that in inquiry spare moving switching center server data, numbering is used, parameter value adds 1.
In the embodiment of the present invention, after inquiry, parameter value is 0 to represent that this numbering is idle, and parameter value is 1 not conflict of representative numbering, parameter value is that 2 representative numberings exist conflict, and parameter value is more than or equal to 3 and represents that primary, spare Mobile Switching Center Server data self exist repeating data.
In the embodiment of the present invention, also further comprise step:
Relatively exist the numbering quantity of conflict whether to be greater than idle quantity of numbering, if so, quote error message, stop dual-homed static data synchronous; If not, will in ephemeral data, exist the numbering of conflict to be updated to idle number value, and upgrade the data of associated this numbering.
In the embodiment of the present invention, also further comprise step:
If need the numbering of conversion to be greater than Serial Number Range, relatively there is the numbering of conflicting and the quantity that whether is greater than idle numbering over the numbering sum of maximum range, if so, quote error message, stop dual-homed static data synchronous; If not, will in ephemeral data, there is the numbering of conflicting and the numbering that surpasses maximum range be updated to idle effective number, and upgrading the data of associated this numbering.
A Mobile Switching Center Server, comprising:
Numbering is set up unit, for setting up unique number index;
Numbering converting unit, the server data numbering existence conflict of Jiang He spare moving switching center, the primary Mobile Switching Center Server data number that business datum is different are converted to effective number idle in spare moving switching center server;
Data updating unit, is connected with numbering converting unit, for upgrading the data of the numbering that association is converted.
In the embodiment of the present invention, also comprise:
Query unit, the number of times being used for inquiring about the numbering of primary, spare Mobile Switching Center Server data;
Statistic unit, is connected with query unit, the number of times being used for adding up numbering;
Comparing unit, is connected with statistic unit, whether is greater than the quantity of idle numbering for the numbering quantity that relatively existence conflicts, and has the numbering of conflicting and the quantity that whether is greater than idle numbering over the numbering sum of maximum range.
Compared with prior art, the embodiment of the present invention is passed through master, standby MSCS data are set up respectively unique number index rule, when primary MSCS data being led while using standby MSCS database temporary table, be numbered uniqueness conflict inspection, to there is conflict with standby MSCS data number, the primary MSCS data number that business datum is different is converted to effective number idle in standby MSCS, and the data of associated this numbering of renewal, thereby reach the problem of data collision between standby MSCS and primary MSCS of avoiding in double attaching system, guarantee because of primary MSCS business configuration data exception, not have influence on the business datum of standby MSCS, improved the reliability of soft switchcall server.
Accompanying drawing explanation
Fig. 1 is the active and standby topology networking of dual-homed 1+1 schematic diagram;
Fig. 2 is the dual-homed 1+1 topology networking schematic diagram of helping each other;
A kind of method flow diagram of realizing data uniqueness conversion that Fig. 3 provides for the embodiment of the present invention;
Fig. 4 is the unique number concordance list schematic diagram that the embodiment of the present invention is set up;
A kind of Mobile Switching Center Server principle schematic that Fig. 5 provides for the embodiment of the present invention.
Embodiment
Below by specific embodiment, also the present invention is described in further detail by reference to the accompanying drawings.
Main thought of the present invention is: standby usage MSCS data are set up respectively to unique number index rule, when primary MSCS data being led while using in standby MSCS data, be numbered uniqueness conflict inspection, the primary MSCS data number conflict existing with standby MSCS data number, business datum being different is converted to effective number idle in standby MSCS, and upgrades the data of associated this numbering.
Refer to shown in Fig. 1 and Fig. 2, Fig. 1 is the active and standby topology networking of dual-homed 1+1 schematic diagram, and Fig. 2 is help each other topology networking signal of dual-homed 1+1.Primary MSCS is expressed as MSCS1, and standby MSCS is expressed as MSCS2.Standby usage MSCS by signaling link respectively with media gateway MGW, SGW SG connects, wherein system network element comprises attaching position register HLR, service control point (SCP), and signaling transmits a some STP, media gateway MGW respectively with radio network controller (RNC), base station controller BSC connects.
The primary territory collocation data backup of main MSCS1 is to the backup domain of MSCS2, and same, the primary territory collocation data backup of MSCS2 is to the backup domain of MSCS1.The called number analysis configuration in the primary territory of MSCS1 has change, synchronous through dual-homed static data, and called number configuration data is synchronized to MSCS2 backup domain.
Refer to shown in Fig. 3, Fig. 3 is a kind of method flow diagram of realizing data uniqueness conversion that the embodiment of the present invention provides, and comprises the following steps:
Step 301: primary, spare MSCS data are set up respectively unique number index;
In the present embodiment, be specially and set up unique number concordance list, described unique number concordance list comprises numbering and records this numbering by the parameter value of access times.
Refer to shown in Fig. 4, Fig. 4 is the unique number concordance list schematic diagram that the embodiment of the present invention is set up.
The unique number concordance list of primary, spare MSCS comprises numbering ID and parameters C ounter, and ID numbering effective range section is 1-65535, and the value of parameters C ounter is as recording this ID by the data of access times, and default value is 0.
Step 302: the numeral index of first each self-check oneself of primary, spare end with self have or not conflict, if there is conflict, proceed to step 307;
Step 303: in the temporary table of the standby MSCS database of primary MSCS data importing;
Step 304: carry out primary, spare numbering uniqueness conflict query;
Being specially record number first initialized time is 0 by the parameter value of access times, then inquires about the number of times that in primary, spare MSCS data, numbering is used, and parameter value records the number of times that this numbering is used.
In this enforcement, the result of query statistic is that the value of parameters C ounter is 0 to represent that this numbering is idle, and the value of parameters C ounter is 1 not conflict of representative numbering, the value of parameters C ounter is that 2 representative numberings exist conflict, and recording respectively Counter is 0,1,2 quantity is cnt0, cnt1, cnt2.The value of parameters C ounter is more than or equal to 3 and represents that primary, spare MSCS data self exist repeating data.
Step 305: if need the numbering of conversion to be less than 65535, relatively exist the numbering quantity cnt2 of conflict whether to be greater than the idle quantity cnt0 numbering, if cnt2 > is cnt0, illustrate that the quantity of ID conflict is greater than idle ID quantity, proceed to step 307; If not, proceed to step 308;
Step 306: if need the numbering of conversion to be greater than 65535, but the ID capacity of default configuration data is all less than or equal to 65535, so be all defaulted as conflict situation by existing ID to surpass 65535 data, be designated as cnt3, relatively there is the numbering of conflicting and whether be greater than the idle quantity cnt0 numbering the numbering sum cnt2+cnt3 that surpasses maximum range, if cnt2+cnt3 > is cnt0, proceed to step 306; If not, proceed to step 307;
Step 307: quote error message, stop dual-homed static data synchronous;
Step 308: will exist the numbering of conflict to be updated to idle number value in ephemeral data, and upgrade the data of associated this numbering.
This enforcement is by setting up respectively unique number index rule to standby usage MSCS data, when primary MSCS data being led while using standby MSCS database temporary table, be numbered uniqueness conflict inspection, the primary MSCS data number conflict existing with standby MSCS data number, business datum being different is converted to effective number idle in standby MSCS, and upgrade the data of associated this numbering, thereby reach the problem of data collision between standby MSCS and primary MSCS of avoiding in double attaching system.
Refer to shown in Fig. 5, the embodiment of the present invention also provides a kind of mobile switching center server MSC S, comprising:
Numbering is set up unit 51, for setting up unique number index;
Numbering converting unit 52, the primary MSCS data number conflict existing with standby MSCS data number, business datum being different is converted to effective number idle in standby MSCS;
Further, also comprise:
Comparing unit 56, be connected with statistic unit 55, numbering converting unit 52, whether the numbering quantity for relatively existence conflict is greater than idle quantity of numbering, and has the numbering of conflicting and whether be greater than idle quantity of numbering the numbering sum that surpasses maximum range.
In sum, the processing procedure that the present invention sets forth is that standby MSCS available data is carried out under the prerequisite without any impact, by to master, standby MSCS data are set up respectively unique number index rule, when primary MSCS data being led while using standby MSCS database temporary table, be numbered uniqueness conflict inspection, to there is conflict with standby MSCS data number, the primary MSCS data number that business datum is different is converted to effective number idle in standby MSCS, and the data of associated this numbering of renewal, thereby reach, avoid in double attaching system the object of data collision between standby MSCS and primary MSCS, guarantee because of primary MSCS business configuration data exception, not have influence on the business datum of standby MSCS, improved the reliability of soft switchcall server.
Above content is in conjunction with concrete preferred implementation further description made for the present invention, can not assert that specific embodiment of the invention is confined to these explanations.For general technical staff of the technical field of the invention, without departing from the inventive concept of the premise, can also make some simple deduction or replace, all should be considered as belonging to protection scope of the present invention.
Claims (10)
1. realize a method for data uniqueness conversion, synchronous for the dual-homed static data of business between Mobile Switching Center Server, it is characterized in that, comprise step:
Primary Mobile Switching Center Server data are set up unique number index;
In the temporary table of primary Mobile Switching Center Server data importing spare moving switching center server;
Primary Mobile Switching Center Server data Zhong Yu spare moving switching center's server data numbering existence conflict and the different numbering of corresponding business datum, be converted into effective number idle in spare moving switching center server, and upgrade the data of associated this numbering.
2. method according to claim 1, is characterized in that, also further comprises step:
Spare moving switching center server data is set up unique number index.
3. method according to claim 1 and 2, is characterized in that, further comprises step:
Primary Mobile Switching Center Server, to inspections that conflict of its data numbering uniqueness, if existence conflicts, exits flow process;
Spare moving switching center server, to inspections that conflict of its data numbering uniqueness, if existence conflicts, exits flow process.
4. method according to claim 3, is characterized in that, also further comprises step after in the temporary table of primary Mobile Switching Center Server data importing spare moving switching center server:
Carry out primary, spare numbering uniqueness conflict query.
5. method according to claim 4, is characterized in that, described unique number concordance list comprises numbering and records this numbering by the parameter value of access times, specifically comprises step:
Initialization record number is 0 by the parameter value of access times;
Inquire about the number of times that the numbering in primary Mobile Switching Center Server data is used, parameter value adds 1;
The number of times that in inquiry spare moving switching center server data, numbering is used, parameter value adds 1.
6. method according to claim 5, it is characterized in that, after inquiry, parameter value is 0 to represent that this numbering is idle, parameter value is 1 not conflict of representative numbering, parameter value is that 2 representative numberings exist conflict, and parameter value is more than or equal to 3 and represents that primary, spare Mobile Switching Center Server data self exist repeating data.
7. method according to claim 6, is characterized in that, also further comprises step:
Relatively exist the numbering quantity of conflict whether to be greater than idle quantity of numbering, if so, quote error message, stop dual-homed static data synchronous; If not, will in ephemeral data, exist the numbering of conflict to be updated to idle number value, and upgrade the data of associated this numbering.
8. method according to claim 6, is characterized in that, also further comprises step:
If need the numbering of conversion to be greater than Serial Number Range, relatively there is the numbering of conflicting and the quantity that whether is greater than idle numbering over the numbering sum of maximum range, if so, quote error message, stop dual-homed static data synchronous; If not, will in ephemeral data, there is the numbering of conflicting and the numbering that surpasses maximum range be updated to idle effective number, and upgrading the data of associated this numbering.
9. a Mobile Switching Center Server, is characterized in that, comprising:
Numbering is set up unit, for setting up unique number index;
Numbering converting unit, the server data numbering existence conflict of Jiang He spare moving switching center, the primary Mobile Switching Center Server data number that business datum is different are converted to effective number idle in spare moving switching center server;
Data updating unit, is connected with numbering converting unit, for upgrading the data of the numbering that association is converted.
10. server according to claim 9, is characterized in that, also comprises:
Query unit, the number of times being used for inquiring about the numbering of primary, spare Mobile Switching Center Server data;
Statistic unit, is connected with query unit, the number of times being used for adding up numbering;
Comparing unit, is connected with statistic unit, whether is greater than the quantity of idle numbering for the numbering quantity that relatively existence conflicts, and has the numbering of conflicting and the quantity that whether is greater than idle numbering over the numbering sum of maximum range.
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| CN101009732A (en) * | 2006-12-18 | 2007-08-01 | 华为技术有限公司 | A method, system and device for the duplication and use of the personalized ring back tone |
| CN101038591A (en) * | 2007-04-11 | 2007-09-19 | 华为技术有限公司 | Method and system for synchronizing data base |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101009732A (en) * | 2006-12-18 | 2007-08-01 | 华为技术有限公司 | A method, system and device for the duplication and use of the personalized ring back tone |
| CN101038591A (en) * | 2007-04-11 | 2007-09-19 | 华为技术有限公司 | Method and system for synchronizing data base |
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Effective date of registration: 20200729 Address after: 210012 Nanjing, Yuhuatai District, South Street, Bauhinia Road, No. 68 Patentee after: Nanjing Zhongxing Software Co.,Ltd. Address before: 518057 Zhongxing building, science and technology south road, Nanshan District Science Park, Guangdong, Shenzhen Patentee before: ZTE Corp. |