CN101202667B - Method for sharing disaster tolerance resource - Google Patents
Method for sharing disaster tolerance resource Download PDFInfo
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- CN101202667B CN101202667B CN2007101950726A CN200710195072A CN101202667B CN 101202667 B CN101202667 B CN 101202667B CN 2007101950726 A CN2007101950726 A CN 2007101950726A CN 200710195072 A CN200710195072 A CN 200710195072A CN 101202667 B CN101202667 B CN 101202667B
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Abstract
The invention discloses a method for sharing disaster recovery resources. When a user gateway has disaster recovery, the invention uses a resource gateway of a normal soft exchanging device to acquire the corresponding resources through local collocated strategy to carry a communication service. By applying the invention, a double acquiring route can be provided for the resource needed by a disaster recovery gateway in a soft exchanging disaster recovery system, the original calling and resource using modes are kept to the maximum extent and simultaneously the calling fail caused by the confusion of the resource gateway can be avoided effectively.
Description
Technical field
The present invention relates to the communications field, more specifically relate to a kind of method of disaster tolerance resource-sharing.
Background technology
The disaster tolerance system of soft switch (SoftSwitch, be called for short SS) is made up of two Softswitch of disaster tolerance each other and the gateway device of control thereof.Different gateway devices is arranged above the soft switch, comprise user gateway, resource gateway etc.Fig. 1 is the disaster tolerance reference model figure of soft switch, and this paper discussion also is the network model based on this figure.SS1 and SS2 are the Softswitch of disaster tolerance each other, and user gateway 1, resource gateway 1 belong to SS1, initially are connected on the SS1; User gateway 2, resource gateway 2 belong to SS2, initially are connected on the SS2.
When gateway can't be registered to soft switch or detect soft switch unavailable (because network unreachable etc. reason), gateway can be registered in the disaster tolerance soft switch of this soft switch according to some policy selection, to guarantee the normal service of gateway device.After for example SS1 took place unusually, all gateway devices on the SS1 all had been registered on the SS2, and this situation is referred to as whole disaster tolerances usually; If the unusual service to some gateway of SS1 does not exert an influence, these gateways also can not selected to be registered on the SS2, are referred to as the part disaster tolerance this moment.Fig. 1 is the structure chart of soft switch disaster tolerance networking.SS1 and SS2 are the Softswitch of disaster tolerance each other among the figure.User gateway 1, resource gateway 1 belong to SS1, initially are connected on the SS1; User gateway 2, resource gateway 2 belong to SS2, initially are connected on the SS2.
Under part disaster tolerance situation, when the gateway that disaster tolerance takes place is providing in the process of service, need use the resource information of other gateway devices in order to need to obtain, as playback resource, homing position resource etc., but these resource gateway might not be come by disaster tolerance.Therefore, lacking under the situation of resource information, the disaster tolerance Softswitch can not provide their miscellaneous services of original customization for these gateway devices, even basic call all can not be realized.Soft switch does not address this problem, and just can not say so and realize the part disaster tolerance.
Summary of the invention
Technical problem to be solved by this invention provides a kind of method of disaster tolerance resource-sharing, at disaster tolerance particularly under the part disaster tolerance situation, when finding that the resource gateway that need use is unavailable, select an available resource gateway according to certain strategy, replace that disabled resource gateway with this, realize the function that original resource gateway can be realized.
In order to address the above problem, the invention provides a kind of method of disaster tolerance resource-sharing, comprise,
When user gateway generation disaster tolerance, at first use the resource gateway on the improper Softswitch of user gateway ownership, when the resource gateway of improper Softswitch can't disaster tolerance be come, by local configured strategy, use the resource gateway of normal Softswitch to obtain respective resources, communicate business.
Further, said method can comprise that also described communication service comprises calling.
Further, said method also can comprise, described local configured strategy, the use resource policy when comprising the local terminal disaster tolerance to the opposite end, the opposite end disaster tolerance use resource policy during to local terminal.
Further, said method also can comprise, limited resources for the disaster tolerance side, should use for disaster tolerance side self user gateway, the user gateway that also needs to come for the master disaster tolerance uses, when resource is not enough, use and/or preferentially allow advanced level user use the strategy of resource by taking to limit the user gateway that the master disaster tolerance comes, the user gateway that limits each side takies resource.
Further, said method can comprise that also the disaster tolerance side has a plurality of standby resources, and the selection mode of these resources comprises polling, selective sequential, selects at random.
Compared with prior art, use the present invention, can be in the disaster tolerance system of soft switch, the resource of needing for the disaster tolerance gateway provides dual acquisition approach, and kept original calling and resource occupation mode to the full extent, simultaneously effectively avoided the confusion of resource gateway and the call failure that causes.
Description of drawings
Fig. 1 is the structure chart of soft switch disaster tolerance networking;
Fig. 2 is the structure chart of the gateway disaster tolerance registration that causes unusually of user gateway 1 is belonged in the instantiation of the present invention Softswitch SS1;
Fig. 3 when using the resource-sharing of local resource realization disaster tolerance in the instantiation of the present invention, searches the flow chart of resource in the calling procedure.
Embodiment
The invention will be further described below in conjunction with the drawings and specific embodiments.
A kind of main design by the resource-sharing of local resource realization disaster tolerance of the present invention is: the usage policy of using local resource is set; When user gateway generation disaster tolerance (being registered on the Softswitch SS2), when communicating business, in the time of need using Softswitch (SS1) that this user gateway belongs to and go up other resource gateway, search the resource gateway that home soft exchange device (SS1) disaster tolerance is come at disaster tolerance Softswitch (SS2), because the reason of part disaster tolerance finds that these resource gateway are not in the service attitude or other reason can't continue; According to local configured strategy, use can realize that the local resource gateway of said function replaces these not online resource gateway, to guarantee normally continuing of described communication service.
Described communication service comprises calling etc.
A kind of method of disaster tolerance resource-sharing when user gateway generation disaster tolerance, by local configured strategy, uses the resource gateway of normal Softswitch to obtain respective resources, communicates business.
A kind of method of disaster tolerance resource-sharing when user gateway generation disaster tolerance, when the resource gateway of improper Softswitch can't disaster tolerance be come, by local configured strategy, uses the resource gateway of normal Softswitch to obtain respective resources, communicates business.
Local configured strategy, the use resource policy when comprising the local terminal disaster tolerance, the opposite end disaster tolerance use resource policy during to local terminal to the opposite end.
For the limited resources of disaster tolerance side, should use for disaster tolerance side self user gateway, the user gateway that also needs to come for the master disaster tolerance uses.When resource is not enough, need take different strategies limit each side user gateway take resource, comprise that the user gateway that restriction master disaster tolerance is come uses, preferentially allows advanced level user use resource etc.
Limited resources for the disaster tolerance side, should use for disaster tolerance side self user gateway, the user gateway that also needs to come for the master disaster tolerance uses, when resource is not enough, use and/or preferentially allow advanced level user use the strategy of resource by taking to limit the user gateway that the master disaster tolerance comes, the user gateway that limits each side takies resource
Under the non-disaster tolerance situation, always be to use the resource gateway on the Softswitch of user gateway ownership.
Under the disaster tolerance situation, at first use the resource gateway on the Softswitch of user gateway ownership.Just select the resource gateway on the disaster tolerance Softswitch when only can not find the resource gateway that to use.So both realized using local resource, farthest accomplished compatibility again with full disaster tolerance.
In the disaster tolerance side a plurality of standby resources can be arranged, the selection mode of these resources also has multiple, comprises polling, selective sequential, selects etc. at random.
The invention will be further described below in conjunction with instantiation.
Fig. 2 is the structure chart of the gateway disaster tolerance registration that causes unusually of user gateway 1 is belonged among the present invention Softswitch SS1, and wherein, SS1 takes place unusual, causes home registration to be registered on the SS2 of disaster tolerance registered place in the user gateway 1 of SS1;
This moment, user gateway 1 disaster tolerance was registered on the SS2; Resource gateway 1 home registration is in SS1; User gateway 2, resource gateway 2 home registration are on SS2.
Fig. 3 be the present invention propose use local resource and realize the disaster tolerance resource-sharing time, search the flow chart of resource in the calling procedure, the flow process of Fig. 3 is that the network model by Fig. 2 carries out.
Concrete steps are as follows:
Step 1: local user's gateway 1 needs the query resource gateway in calling procedure, to obtain necessary resource information; If user gateway 1 home registration then enters step 2 in SS1; Otherwise enter step 3;
Step 2: the resource gateway that inquiry is local obtains resource information; If the local resource gateway is online, then obtain the resource success, finish; Otherwise obtain the resource failure, finish;
Step 3: user gateway 1 disaster tolerance is registered in SS2, and whether also the resource gateway 1 that inquiry needs disaster tolerance is registered in SS2, is then to enter step 4; Otherwise enter step 5;
Step 4: on the gateway of coming from the SS1 disaster tolerance from the SS2, obtain the gateway resource that needs, finish the disaster tolerance resource-sharing;
Step 5: according to specific policy, whether inquiry has the adequate resources gateway on the SS2 satisfying the needs of calling out, if having then enter step 6; Otherwise enter step 7;
Step 6: go up the adequate resources gateway from home registration in SS2, obtain needed gateway resource, finish the disaster tolerance resource-sharing;
Step 7: no available resource information obtains the resource information failure.
The above; only for the preferable embodiment of the present invention, but protection scope of the present invention is not limited thereto, and anyly is familiar with the people of this technology in the disclosed technical scope of the present invention; the variation that can expect easily or replacement all should be encompassed within protection scope of the present invention.Therefore, protection scope of the present invention should be as the criterion with the protection range of claim.
Claims (5)
1. the method for a disaster tolerance resource-sharing is characterized in that,
When user gateway generation disaster tolerance, at first use the resource gateway on the improper Softswitch of user gateway ownership, when the resource gateway of improper Softswitch can't disaster tolerance be come, by local configured strategy, use the resource gateway of normal Softswitch to obtain respective resources, communicate business.
2. the method for claim 1 is characterized in that,
Described communication service comprises calling.
3. the method for claim 1 is characterized in that,
Described local configured strategy, the use resource policy when comprising the local terminal disaster tolerance, the opposite end disaster tolerance use resource policy during to local terminal to the opposite end.
4. the method for claim 1 is characterized in that,
Limited resources for the disaster tolerance side, should use for disaster tolerance side self user gateway, the user gateway that also needs to come for the master disaster tolerance uses, when resource is not enough, use and/or preferentially allow advanced level user use the strategy of resource by taking to limit the user gateway that the master disaster tolerance comes, the user gateway that limits each side takies resource.
5. the method for claim 1 is characterized in that,
The disaster tolerance side has a plurality of standby resources, and the selection mode of these resources comprises polling, selective sequential, selects at random.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2007101950726A CN101202667B (en) | 2007-12-10 | 2007-12-10 | Method for sharing disaster tolerance resource |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2007101950726A CN101202667B (en) | 2007-12-10 | 2007-12-10 | Method for sharing disaster tolerance resource |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101202667A CN101202667A (en) | 2008-06-18 |
| CN101202667B true CN101202667B (en) | 2010-04-21 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2007101950726A Expired - Fee Related CN101202667B (en) | 2007-12-10 | 2007-12-10 | Method for sharing disaster tolerance resource |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1545338A (en) * | 2003-11-27 | 2004-11-10 | 中兴通讯股份有限公司 | Method and system for improving reliability of soft switch using off-site backup |
| CN1617600A (en) * | 2003-11-10 | 2005-05-18 | 华为技术有限公司 | Data disaster tolerance method for attaching location registor |
| CN1996826A (en) * | 2006-12-12 | 2007-07-11 | 华为技术有限公司 | Method, system and soft switch device for dual-homing |
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2007
- 2007-12-10 CN CN2007101950726A patent/CN101202667B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1617600A (en) * | 2003-11-10 | 2005-05-18 | 华为技术有限公司 | Data disaster tolerance method for attaching location registor |
| CN1545338A (en) * | 2003-11-27 | 2004-11-10 | 中兴通讯股份有限公司 | Method and system for improving reliability of soft switch using off-site backup |
| CN1996826A (en) * | 2006-12-12 | 2007-07-11 | 华为技术有限公司 | Method, system and soft switch device for dual-homing |
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| CN101202667A (en) | 2008-06-18 |
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Granted publication date: 20100421 Termination date: 20171210 |