CN102547819A - Method for solving problem of double streams under 1+1 scene - Google Patents
Method for solving problem of double streams under 1+1 scene Download PDFInfo
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- CN102547819A CN102547819A CN2012100029477A CN201210002947A CN102547819A CN 102547819 A CN102547819 A CN 102547819A CN 2012100029477 A CN2012100029477 A CN 2012100029477A CN 201210002947 A CN201210002947 A CN 201210002947A CN 102547819 A CN102547819 A CN 102547819A
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Abstract
The invention provides a method and device for solving the problem of double streams under a 1+1 scene. The method comprises the following steps of: obtaining the APS (Active Phase Switching) state of a standby RSG (Rate Signal Generator) and the state of a working PW (Pulse Doppler); and if determining that the state of the RSG is switched according to the APS state of the standby RSG, and the working PW is normal according to the state of the working PW, blocking off the flux in the direction of the working PW. The embodiment of the invention can reduce loads and improves the transmission quality.
Description
Technical field
The present invention relates to the mobile communication technology field, relate in particular to the method and apparatus that solves the double flow problem under a kind of 1+1 scene.
Background technology
(Internet Protocol, IP) (Radio Access Network RAN) in the reliability solution, requires high for professional performance of handoffs wireless access network Internet protocol.Under the 1+1 scene; In order to guarantee performance of handoffs, can be at radio network controller (Radio Network Controller, RNC) side gateway (RNC Site Gateway; RSG) and base station controller (Base Station Controller; BSC) or radio network controller (Radio Network Controller, the APS (Enhanced Automatic Protection Switch, the E-APS) technology that RNC) dispose to strengthen between (being designated hereinafter simply as BSC/RNC).In addition, for (Cell Site Gateway, CSG) traffic transport of side from the BSC/RNC side to the base station side gateway; The last configuration of BSC/RNC is two to be sent out, configuration is two send out after, BSC/RNC can send to flow respectively main RSG and be equipped with RSG; If main RSG and be equipped with between the RSG and do not have fault; Then main RSG and be equipped with RSG can be through backup between frame between the two (Inter Chasis Backup, ICB) pseudo-line (Pseudo Wire, PW) mutual message; The feasible RSG of being equipped with knows it oneself is to be equipped with RSG, is equipped with RSG and is confirming it oneself is will to abandon from the flow of BSC/RNC behind the RSG fully.Therefore, the flow of BSC/RNC transmission will only send to CSG through the work PW between main RSG and main RSG and the CSG (working PW).At this moment, the last reception of CSG is a flow.
But, if main RSG and being equipped with between the RSG breaks down, so main RSG be equipped with RSG message alternately; Be equipped with RSG and just do not know it oneself is to be equipped with RSG, at this moment, being equipped with RSG can handle oneself being used as main equipment; Therefore; The flow that BSC/RNC sends can not be dropped on the RSG fully, and at this moment, the two flows of sending out of BSC/RNC can send to CSG through the work PW between main RSG and main RSG and the CSG (working PW); In addition, also can send to CSG through the protection PW (protection PW) that is equipped with RSG and be equipped with between RSG and the CSG.Can receive two parts of flows like this on the CSG.Because CSG is positioned at base station side, after receiving two parts of flows on the CSG, can increases load and reduce transmission quality.
Summary of the invention
The present invention provides under a kind of 1+1 scene the method and apparatus that solves the double flow problem, in order at main RSG be equipped with when breaking down between RSG and avoid the double flow on CSG, occurring, and then reduces load and improves transmission quality.
The invention provides the method that solves the double flow problem under a kind of 1+1 scene, comprising:
Obtain the state of the APS state that is equipped with RSG and the PW that works;
Switch if carried out state, and confirm that according to the state of said work PW work PW is normal, then block from the flow on the work PW direction according to the said definite RSG fully of APS state that is equipped with RSG.
The invention provides the equipment that solves the double flow problem under a kind of 1+1 scene, comprising:
Acquisition module is used to obtain APS state that is equipped with RSG and the state of working PW;
The blocking-up module is used for confirming that according to the APS state of the said RSG of being equipped with RSG generation state is switched fully, and confirms work PW just often according to the state of said work PW that blocking-up is from the flow on the work PW direction.
Can know by technique scheme; The embodiment of the invention is through switching and work PW just often being equipped with RSG generation state, and blocking-up can receive only the flow on the self-shield PW direction from the flow on the work PW direction; Avoid occurring the double flow, and then reduce load and improve transmission quality.
Description of drawings
In order to be illustrated more clearly in the technical scheme in the embodiment of the invention; The accompanying drawing of required use is done an introduction simply in will describing embodiment below; Obviously, the accompanying drawing in describing below is some embodiments of the present invention, for those of ordinary skills; Under the prerequisite of not paying creative work property, can also obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the method flow sketch map of first embodiment of the invention;
Fig. 2 is the method flow sketch map of second embodiment of the invention;
Fig. 3 is the corresponding 1+1 scene sketch map of Fig. 2;
Fig. 4 is the device structure sketch map of third embodiment of the invention.
Embodiment
For the purpose, technical scheme and the advantage that make the embodiment of the invention clearer; To combine the accompanying drawing in the embodiment of the invention below; Technical scheme in the embodiment of the invention is carried out clear, intactly description; Obviously, described embodiment is the present invention's part embodiment, rather than whole embodiment.Based on the embodiment among the present invention, those of ordinary skills are not making the every other embodiment that is obtained under the creative work prerequisite, all belong to the scope of the present invention's protection.
Fig. 1 is the method flow sketch map of first embodiment of the invention, comprising:
Step 11:CSG obtains the state of the APS state that is equipped with RSG and the PW that works;
Wherein, can and be equipped with RSG deploy APS agreement,, can between CSG and main RSG, dispose detection protocol, know the state of the work PW (working PW) between CSG and the main RSG through the link detecting mode so that CSG is known the state of RSG fully at CSG.
For example; When CSG receives the notification message that is equipped with the RSG transmission through the APS state machine that self disposes; Can confirm that RSG generation state is switched fully; Wherein, said notification message shows that fully RSG generation state is switched, and said notification message is that the said RSG of being equipped with is at definite main RSG be equipped with to break down between the RSG and also send behind the switch status.
Again for example, if CSG receives the heartbeat message that main RSG adopts detection protocol on work PW, to send, confirm that then work PW is normal.
Step 12: switch if confirm to be equipped with RSG generation state, and confirm that according to the APS state of said work PW work PW is normal, then block from the flow on the work PW direction according to the APS state of the said RSG of being equipped with.
Wherein, can preserve forwarding-table item among the CSG, in order to show the flow that receives which direction, if the forwarding-table item of a certain direction is invalid, then show can not receive from the counterparty to flow.Therefore, in the present embodiment, it is invalid to be set to from the forwarding-table item of work PW direction, to block from the flow on the work PW direction.
Present embodiment is through switching and work PW just often being equipped with RSG generation state, and blocking-up can receive only the flow on the self-shield PW direction from the flow on the work PW direction, avoids occurring the double flow, and then reduces load and improve transmission quality.
Fig. 2 is the method flow sketch map of second embodiment of the invention, and Fig. 3 is the corresponding 1+1 scene sketch map of Fig. 2.
Referring to Fig. 3, present embodiment is to the 1+1 scene, and just BSC/RNC goes up two of configurations; Dispose E-APS between RSG and the BSC/RNC; After disposing E-APS, if main RSG and being equipped with between the RSG does not break down, then main RSG and be equipped with between the RSG and can pass through the mutual heartbeat message of ICB PW.As main RSG be equipped with when breaking down between the RSG, two RSG are that main equipment is handled oneself being used as, and therefore, flow can be respectively through main RSG and work PW (Working PW), and through being equipped with RSG and protecting PW (Protection PW) to send.
Referring to Fig. 2, present embodiment comprises:
Step 21: RSG detects main RSG and is equipped with between the RSG and breaks down fully.
For example, referring to Fig. 3, main RSG and be equipped with ICB PW between the RSG and break after, be equipped with the heartbeat message that RSG can not receive autonomous RSG again, can detect main RSG and be equipped with between the RSG and break down.
Step 22: RSG is switched to the state of the PW-APS state machine that self disposes on the protection PW from ICB PW fully.
Wherein, in the present embodiment, will between CSG and RSG, also dispose APS, the APS of this deployment can be called PW-APS.
And,, therefore, will be equipped with RSG and CSG deploy PW-APS state machine in the present embodiment because state machine is deployed in RSG side fully usually.
In addition, after breaking down, the state of state machine can switch usually; Again because main RSG and be equipped with between the RSG just often that the state of state machine is ICB PW; Therefore, when above-mentioned fault takes place in the present embodiment, the state that is equipped with the PW-APS state machine on the RSG will be switched on the protection PW from ICB PW.
Step 23: the state notifying that will be equipped with after RSG will switch is given CSG.
Wherein, CSG is last also can dispose the PW-APS state machine.Like this, be equipped with the message that RSG and CSG can be used for notify status alternately through protection PW, make CSG know the state of RSG fully.
Step 24:CSG is according to the state that is equipped with the RSG notice, and the state of the PW-APS state machine of self configuration is switched on the protection PW from work PW.
Wherein, CSG receive after the switching of RSG fully as a result the time because this result shows that RSG switches on the protection PW fully, CSG also need be switched on the protection PW.
Referring to Fig. 3, after CSG is switched to protection PW, if CSG will will send from protection PW to the BSC/RNC transmitted traffic.
The state of step 25:CSG query PW, if work PW is normal, the defect state that work PW is set is a zero defect.
Wherein, owing to disposed detection protocol between CSG and the main RSG, therefore, whether heartbeat message is normal with definite work PW alternately between CSG and the main RSG.
When step 26:CSG was zero defect at the defect state of selecting protection PW and definite work PW, blocking-up was from the flow of work PW direction.
Referring to Fig. 3 and since CSG be equipped with RSG and all be switched on the protection PW, flow can send to CSG from protection PW, on CSG, receives two parts of flows, CSG will block from the flow on the PW that works.
Particularly, can preserve forwarding-table item among the CSG, be used to show the flow of receiving which direction.In order to block the flow from work PW direction, it is invalid to be set to from the sign of work PW direction in then can forwarding-table item.
Present embodiment is through being provided with the APS state machine at CSG respectively with being equipped with on the RSG; And being equipped with RSG carries out state after breaking down between RSG and switches and notify to CSG finding main RSG and be equipped with; CSG confirm to be equipped with that RSG switches and the work PW of confirming just often, blocking-up can receive only the flow on the self-shield PW direction from the flow on the work PW direction; Avoid occurring the double flow, and then reduce load and improve transmission quality.
Fig. 4 is the device structure sketch map of third embodiment of the invention, comprises acquisition module 41 and blocking-up module 42; Acquisition module 41 is used to obtain the state of the APS state that is equipped with RSG and the PW that works; Blocking-up module 42 is used for switching according to the definite RSG generation state that is equipped with of the APS state of the said RSG of being equipped with, and confirms work PW just often according to the state of said work PW, and blocking-up is from the flow on the work PW direction.
Optional; Said acquisition module is used for: the APS state machine through self disposing receives the notification message that is equipped with the RSG transmission; Said notification message shows that RSG generation state is switched fully; Said notification message be said be equipped with RSG at definite main RSG and be equipped with break down between the RSG and switch status after send, confirm that according to said notification message RSG generation state is switched fully.
Optional, said acquisition module is used for: if receive the heartbeat message that main RSG adopts detection protocol on work PW, to send, confirm that then work PW is normal.
Optional, said blocking-up module is used for: it is invalid to be set to from the forwarding-table item of work PW direction.
Optional, this equipment can also comprise: sending module, be used for the time to the BSC/RNC transmitted traffic, and PW sends from protection.
Present embodiment is through switching and work PW just often being equipped with RSG generation state, and blocking-up can receive only the flow on the self-shield PW direction from the flow on the work PW direction, avoids occurring the double flow, and then reduces load and improve transmission quality.
One of ordinary skill in the art will appreciate that: all or part of step that realizes said method embodiment can be accomplished through the relevant hardware of program command; Aforesaid program can be stored in the computer read/write memory medium; This program the step that comprises said method embodiment when carrying out; And aforesaid storage medium comprises: various media that can be program code stored such as ROM, RAM, magnetic disc or CD.
What should explain at last is: above embodiment is only in order to explaining technical scheme of the present invention, but not to its restriction; Although with reference to previous embodiment the present invention has been carried out detailed explanation, those of ordinary skill in the art is to be understood that: it still can be made amendment to the technical scheme that aforementioned each embodiment put down in writing, and perhaps part technical characterictic wherein is equal to replacement; And these are revised or replacement, do not make the scope of the essence disengaging various embodiments of the present invention technical scheme of relevant art scheme.
Claims (10)
1. solve the method for double flow problem under the 1+1 scene, it is characterized in that, comprising:
Obtain the state of the APS state that is equipped with RSG and the PW that works;
Switch if confirm to be equipped with RSG generation state, and confirm that according to the state of said work PW work PW is normal, then block from the flow on the work PW direction according to the APS state of the said RSG of being equipped with.
2. method according to claim 1 is characterized in that, the said APS state of RSG fully that obtains comprises:
APS state machine through self disposing receives the notification message that is equipped with the RSG transmission; Said notification message shows that RSG generation state is switched fully; Said notification message be said be equipped with RSG at definite main RSG and be equipped with break down between the RSG and switch status after send, confirm that according to said notification message RSG generation state is switched fully.
3. method according to claim 1 is characterized in that, the said state that obtains work PW comprises:
If receive the heartbeat message that main RSG adopts detection protocol on work PW, to send, confirm that then work PW is normal.
4. method according to claim 1 is characterized in that, said blocking-up comprises from the flow on the work PW direction:
It is invalid to be set to from the forwarding-table item of work PW direction.
5. according to each described method of claim 1-4, it is characterized in that, also comprise:
To the BSC/RNC transmitted traffic time, PW sends from protection.
6. solve the equipment of double flow problem under the 1+1 scene, it is characterized in that, comprising:
Acquisition module is used to obtain APS state that is equipped with RSG and the state of working PW;
The blocking-up module is used for confirming that according to the APS state of the said RSG of being equipped with RSG generation state is switched fully, and confirms work PW just often according to the state of said work PW that blocking-up is from the flow on the work PW direction.
7. equipment according to claim 6 is characterized in that, said acquisition module is used for:
APS state machine through self disposing receives the notification message that is equipped with the RSG transmission; Said notification message shows that RSG generation state is switched fully; Said notification message be said be equipped with RSG at definite main RSG and be equipped with break down between the RSG and switch status after send, confirm that according to said notification message RSG generation state is switched fully.
8. equipment according to claim 6 is characterized in that, said acquisition module is used for:
Receiving main RSG when adopting the heartbeat message that detection protocol sends on work PW, confirm that work PW is normal.
9. equipment according to claim 6 is characterized in that, said blocking-up module is used for:
It is invalid to be set to from the forwarding-table item of work PW direction.
10. according to each described equipment of claim 6-9, it is characterized in that, also comprise:
Sending module is used for to the BSC/RNC transmitted traffic time, and PW sends from protection.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201210002947.7A CN102547819B (en) | 2012-01-06 | 2012-01-06 | Method for solving problem of double streams under 1+1 scene |
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| CN201210002947.7A CN102547819B (en) | 2012-01-06 | 2012-01-06 | Method for solving problem of double streams under 1+1 scene |
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| CN102547819B CN102547819B (en) | 2014-07-30 |
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| CN103052106A (en) * | 2012-12-20 | 2013-04-17 | 华为技术有限公司 | Protection method of cross-device linear multiplex section, gateways and controller |
| CN103905571A (en) * | 2012-12-26 | 2014-07-02 | 中国电信股份有限公司 | Method of updating address information, device and system |
| CN107786435A (en) * | 2016-08-25 | 2018-03-09 | 中兴通讯股份有限公司 | Pseudo-wire guard method and device |
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| CN101374075A (en) * | 2008-06-30 | 2009-02-25 | 华为技术有限公司 | Method, apparatus and system for protecting multicast source |
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| US20070239891A1 (en) * | 2006-04-06 | 2007-10-11 | Wainner Warren S | Method and apparatus for point-to-multipoint distribution using pseudowires |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103052106A (en) * | 2012-12-20 | 2013-04-17 | 华为技术有限公司 | Protection method of cross-device linear multiplex section, gateways and controller |
| WO2014094548A1 (en) * | 2012-12-20 | 2014-06-26 | 华为技术有限公司 | Cross-device linear multiplex section overhead method, gateway and controller |
| CN103052106B (en) * | 2012-12-20 | 2016-03-09 | 华为技术有限公司 | The linear multiplex section protection method of striding equipment, gateway and controller |
| US9621455B2 (en) | 2012-12-20 | 2017-04-11 | Huawei Technologies Co., Ltd. | Cross-device linear multiplex section protection method, gateway and controller |
| CN103905571A (en) * | 2012-12-26 | 2014-07-02 | 中国电信股份有限公司 | Method of updating address information, device and system |
| CN103905571B (en) * | 2012-12-26 | 2018-01-12 | 中国电信股份有限公司 | Methods, devices and systems for more new address information |
| CN107786435A (en) * | 2016-08-25 | 2018-03-09 | 中兴通讯股份有限公司 | Pseudo-wire guard method and device |
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| Publication number | Publication date |
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| CN102547819B (en) | 2014-07-30 |
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