CN103780489A - Method and device for route adjustment - Google Patents
Method and device for route adjustment Download PDFInfo
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- CN103780489A CN103780489A CN201210401768.0A CN201210401768A CN103780489A CN 103780489 A CN103780489 A CN 103780489A CN 201210401768 A CN201210401768 A CN 201210401768A CN 103780489 A CN103780489 A CN 103780489A
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Abstract
The invention discloses a method and device for route adjustment, wherein the method includes: determining that a route of a loading service needs to be adjusted; and switching the service to a protective route. The method and device for the route adjustment solves a technical problem that in the prior art, during route adjustment, service interruption is likely to happen so that technical effects that service interruption is prevented and service processing efficiency is improved are achieved.
Description
Technical field
The present invention relates to the communications field, in particular to a kind of method and apparatus of adjusting route.
Background technology
In current engineering application, occur sometimes because the situations such as topological change need to be adjusted the route at business place.For example: in the time of certain port of certain network element or certain section of link fails, need to be by the route handoff at this port or this link place in another port or link.But if carried business in the route that needs to adjust, the impact that just need to produce business the adjustment of route, is easy to cause the interruption of business in this case.
In correlation technique, in the time there is this situation, be all generally after adjustment completes, to re-create again business.The break period of the business that caused is like this longer, and reconstruction business can be wasted again certain system resource.In to the process of route adjustment, should avoid the interruption of business as far as possible or the time of interruption is controlled in 50ms, thereby not allowing user awareness arrive the interruption of business.
For above-mentioned problem, effective solution is not yet proposed at present.
Summary of the invention
The invention provides a kind of method and apparatus of adjusting route, when route adjustment in prior art at least to solve, easily occur the technical problem of service disconnection.
According to an aspect of the present invention, provide a kind of method of adjusting route, having comprised: the route of determining bearer service has needed to adjust; Above-mentioned business is switched in protection route.
Preferably, above-mentioned business is switched in protection route and comprises: determine whether the route that needs are adjusted has the protection route that can normally work; If no, be that the above-mentioned routing configuration of adjusting that needs is protected route, above-mentioned business is switched in above-mentioned protection route.
Preferably, determine whether the current route of adjusting that needs has the protection route that can normally work to comprise: judge whether the route that above-mentioned needs are adjusted has protection route; Have protection route in the case of judging the above-mentioned route of adjusting that needs, judge that whether above-mentioned protection route is logical; If do not protect route or protection route obstructed, determine that the route of above-mentioned adjustment does not have the protection route that can normally work.
Preferably; there is protection route in the route of judging above-mentioned needs adjustment; and in the obstructed situation of above-mentioned protection route, before being the above-mentioned routing configuration protection route that needs to adjust, said method also comprises: the current protection route of route of deleting above-mentioned needs adjustment.
Preferably, for the above-mentioned routing configuration protection route of adjusting that needs comprises: calculate the route that whether has the protection route of the route that can be used as above-mentioned needs adjustment in current network; If had, from the one or more routes that can be used as protecting route that calculate, select a configuration to above-mentioned need adjust route as protection route.
Preferably, in calculating current network, whether there is the route that can be used as the above-mentioned protection route that needs the route of adjusting to comprise: to calculate the route that whether has the connection between the corresponding network element of business in the route that can realize above-mentioned needs adjustment in the route the route of adjusting except above-mentioned needs in current network; Can realize the route of the connection between said network element as the above-mentioned protection route that can be used as the above-mentioned route that needs adjustment.
Preferably, after above-mentioned business being switched in protection route, said method also comprises: the route that above-mentioned needs are adjusted is adjusted: after adjustment completes, above-mentioned business is switched to the whole route completing of readjustment.
Preferably, in to the above-mentioned process adjusted of route that needs to adjust, also comprise: determine whether the route after the route adjustment of above-mentioned needs adjustment exists resource mutual exclusion and/or source synchronous; If existed, the above-mentioned route of adjusting that needs is rolled back to the state of adjusting before route, and above-mentioned business is switched back to the above-mentioned route that need to adjust.
According to a further aspect in the invention, provide a kind of device of adjusting route, having comprised: determining unit, for determining that the route of bearer service needs to adjust; Switch unit, for being switched to above-mentioned business protection route.
Preferably, above-mentioned switch unit comprises: determination module, needs the route of adjusting whether to have the protection route that can normally work for determining; Switch module, in the case of determining the protection route that does not have normally to work, protect route for the above-mentioned routing configuration of adjusting that needs, above-mentioned business is switched in above-mentioned protection route.
In the present invention; in the time need to adjusting the current route that carries business; for fear of the generation of service disconnection; it can be routing configuration protection route; continue to carry out thereby make first to switch the business to before adjustment in protection route; and then route is adjusted, thereby the business that guaranteed can not be interrupted.Solve by the way the technical problem that easily occurs service disconnection when route adjustment in prior art, reached the technique effect of avoiding service disconnection and improving the treatment effeciency of business.
Accompanying drawing explanation
Accompanying drawing described herein is used to provide a further understanding of the present invention, forms the application's a part, and schematic description and description of the present invention is used for explaining the present invention, does not form inappropriate limitation of the present invention.In the accompanying drawings:
Fig. 1 is according to a kind of preferred flow charts of the method for the adjustment route of the embodiment of the present invention;
Fig. 2 is according to the another kind of preferred flow charts of the method for the adjustment route of the embodiment of the present invention;
Fig. 3 is a kind of preferred structure block diagram according to the device of the adjustment route of the embodiment of the present invention;
Fig. 4 is a kind of preferred structure block diagram according to the switch unit in the device of the adjustment route of the embodiment of the present invention;
Fig. 5 is according to a kind of optimization model schematic diagram before and after the adjustment route of the embodiment of the present invention;
Fig. 6 is a kind of optimization model schematic diagram distributing according to the functional module of the embodiment of the present invention;
Fig. 7 is according to a kind of basic flow sheet of the method for the adjustment route of the embodiment of the present invention;
Fig. 8 is according to the detail flowchart of the method for the adjustment route of the embodiment of the present invention.
Embodiment
Hereinafter also describe the present invention in detail with reference to accompanying drawing in conjunction with the embodiments.It should be noted that, in the situation that not conflicting, the feature in embodiment and embodiment in the application can combine mutually.
The embodiment of the present invention provides a kind of method of preferred adjustment route, as shown in Figure 1, comprises the following steps:
Step S102: the route of determining bearer service needs to adjust;
Step S104: switch the business in protection route.
In above-mentioned preferred implementation; in the time need to adjusting the current route that carries business; for fear of the generation of service disconnection; it can be routing configuration protection route; continue to carry out thereby make first to switch the business to before adjustment in protection route; and then route is adjusted, thereby the business that guaranteed can not be interrupted.Solve by the way the technical problem that easily occurs service disconnection when route adjustment in prior art, reached the technique effect of avoiding service disconnection and improving the treatment effeciency of business.
Considering that each route can exist has been configured protection route and two kinds of situations of configuration protection route not also; but for the obstructed situation of protection route that is configured the situation of switching route and also may occurs current configuration; therefore, configuration protection route not all can be defined as to the protection route that there is no normal work with the different both of these cases of route of switching that configure.If determine that the current route of adjusting that needs does not have the protection route that can normally work, be its configuration protection route automatically, to realize effectively switching of business.In a preferred implementation, switch the business in protection route and comprise: determine whether the route that needs are adjusted has the protection route that can normally work; If no, the routing configuration protection route for needing to adjust, switches the business in protection route.
But, for above-mentioned the second situation, that is, configure the situation of switching route, can, according to mode configuration protection route as shown in Figure 2, as shown in Figure 2, comprise the following steps:
Step S202: judge and need the route of adjusting whether to have protection route;
Step S204: need the route of adjusting to have protection route in the case of judging, judge that whether protection route is logical;
Step S206: if do not protect route or protect route obstructed, determine that the route of adjusting does not have the protection route that can normally work.
Preferably, for the above-mentioned obstructed situation of protection route having configured, again can first delete this obstructed protection route for before its configuration protection route, and then the corresponding protection of configuration route.That is, need the route of adjusting to have protection route judging, and in the obstructed situation of protection route, before the routing configuration protection route for needing to adjust, delete and need the current protection route of route adjusted.
Concrete; automatically configuration protection route can be by being used as the route of protection route in certain calculative determination current network; certainly may calculate many routes; one can be therefrom selected in this case preferably or the optimum final protection route of conduct, thereby the efficiency of business data transmission can be improved.In a preferred implementation, can comprise for the routing configuration protection route that needs to adjust for above-mentioned: calculate the route that whether has the protection route of the route that can be used as needs adjustment in current network; If had, from the one or more routes that can be used as protecting route that calculate, select a configuration to needing the route of adjustment as protection route.
Above-mentioned can be exactly to realize the route of the connection between the corresponding network element of business in the current route that needs to adjust or port as the route of protection route, thereby it is unaffected to guarantee to switch the processing of rear business.In a preferred implementation, in calculating current network, whether there is the route that can be used as the protection route that needs the route of adjusting to comprise: to calculate the route that whether has the connection between the corresponding network element of business in the route that can realize needs adjustment in the route the route of adjusting except needs in current network; Can realize the route of the connection between network element as the protection route that can be used as needing the route of adjusting.
Be more than the description to business being switched to protection route, after the switching of finishing service, just can have carried out the adjustment of route, preferably, after adjustment completes, can again business be switched.For the adjustment of route namely when certain port of certain network element or certain section of link fails, by the route handoff at this port or this link place in another port or link.But, after the route of determining after adjusting, can first determine whether the route after adjustment can exist the problem of resource mutual exclusion or source synchronous,, whether there will be resource contention, if meeting shows that this route can not be adjusted, in this case, in order to guarantee the stable of system, route can be carried out to rollback,, state while getting back to initial adjustment, again business is switched back accordingly.In a preferred implementation, in the process that the route of needs adjustment is adjusted, also comprise: whether the route after the route adjustment that definite needs are adjusted exists resource mutual exclusion and/or source synchronous; If existed, the route of needs adjustment is rolled back to the state of adjusting before route, and business is switched back to the route that needs adjustment.
A kind of device of adjusting route is also provided in the present embodiment, and this device is used for realizing above-described embodiment and preferred implementation, has carried out repeating no more of explanation.As used below, term " unit " or " module " can realize the combination of software and/or the hardware of predetermined function.Although the described device of following examples is preferably realized with software, hardware, or the realization of the combination of software and hardware also may and be conceived.Fig. 3 is a kind of preferred structure block diagram according to the device of the adjustment route of the embodiment of the present invention, as shown in Figure 3, comprising: determining unit 302 and switch unit 304, describe this structure below.
Determining unit 302, for determining that the route of bearer service needs to adjust;
Switch unit 304, is coupled with determining unit 302, for switching the business to protection route.
In a preferred implementation, as shown in Figure 4, above-mentioned switch unit comprises: determination module 402, needs the route of adjusting whether to have the protection route that can normally work for determining; Switch module 404, be coupled with determination module 402, in the case of determining the protection route that does not have normally to work, for the routing configuration protection route that needs are adjusted, switch the business in protection route.
The invention provides a kind of preferred embodiment and come further the present invention to be made an explanation, but it should be noted that the preferred embodiment, just in order better to describe the present invention, does not form the present invention is limited improperly.
The embodiment of the present invention also provide a kind of preferred embodiment to the present invention to non-interrupting service with realize route adjust method.
Fig. 5 is the model schematic diagram of adjusting before and after route, adjusts route and can be the route adjustment to the business between Z end points of A end points based on business, preferably, can comprise adjustment between adjustment, the network element of network element interior span veneer etc.Do not limit for the route before and after adjusting, can carry out flexible operating according to the demand of adjusting, as shown in Figure 5, route 1 is the route before adjusting, route after adjusting can be route 2 or route 3, route 4 etc., and the webmaster automatically route contrast according to the route before adjusting and after adjusting decides which node to be carried out to the operations such as establishment, deletion, modification.If the node newly increasing is carried out creation operation; If the node reducing is carried out deletion action, if the node that port changes is carried out retouching operation.
Be functional module distribution map as shown in Figure 6, in the functional module providing in the embodiment of the present invention, mainly comprise following 4: judge module 602, computing module 604, switches module 606, and adjusts routing module 608.Below the function of these modules is specifically described.
1) judge module, is mainly used in judging whether selected route has protection route, or judges whether protection route can be used.Preferably, the foundation of judgement protection route: form protection group on webmaster.Can be, but not limited to that one of at least judgement protection route is unavailable according to following condition: OAM is obstructed or have corresponding alarm to produce.
2) computing module, is mainly used in other routes available in computing network, and this route can be served as the protection route of selected route.Preferably, the protection type of acquiescence is the type that closed 1:1 single-shot list is received trail protection, supports open 1:1 single-shot list to receive trail protection simultaneously.If have, automatically give unprotect or protect in obstructed routing configuration and protect route; If no, make corresponding prompting.Calculating route can be the connectedness judging between A network element and Z network element, if can from A one by one network element search forward until Z, and the route finding not exclusively overlaps with route to be adjusted, can set it as protection route.
3) switch module, be mainly used in switching the business in protection route before route adjustment.After route adjustment finishes, then business is switched in the whole route completing of readjustment.Webmaster can issue the order of Forced Switch automatically to equipment, after device switching success, current real work route is reported to webmaster.After route adjustment completes, by OAM(Operations, Administration and Maintenance) detect and judge whether the route adjusted leads to, if led to, automatic pouring gains this route; If obstructed, point out reason that user is obstructed and the processing method of suggestion.User after having investigated, the route after auto switching readjustment is whole.
4) adjust routing module, be mainly used in revising route, then amended route is carried out contrast, verification and is issued to the operations such as equipment.If protection route is newly added in this operation, whether prompting needs to delete the protection route of newly adding, and if desired deletes this protection route, otherwise retains this protection route.
Fig. 7 is the concrete operating process schematic diagram of the embodiment of the present invention, as shown in Figure 7, comprises the following steps:
Step S702: user selects the route that will adjust as required;
Step S704: judge module judges selected route, determines that whether whether it logical with protection or protection route.If be not with protection or protection route obstructed, perform step S706, otherwise, then execution step S708.
Step S706: computing module calculates other routes available in network, then automatically for it mixes optimum protection route.
Step S708: switch module and switch the business in protection route.
Step S710: adjust route.
Step S712: after adjustment finishes, removing is switched, and business is switched back in adjusted route.
The adjustment business of carrying out by the way route can not be interrupted.
Fig. 8 is the detailed schematic flow sheet of the embodiment of the present invention, as shown in Figure 8, comprises the following steps:
Step S802: user selects route to be adjusted.
Step S804: judge that selected route, whether with protection route, if had, performs step S806, otherwise, then execution step S808.
Step S806: judge that whether protection route is logical, if logical, perform step S812; If obstructed, perform step S808.
Step S808: whether have other available routes in computing network, and these route needs can be for selected route provides protection, the protected mode of acquiescence is that closed 1:1 single-shot list is received trail protection, also can support open 1:1 single-shot list to receive trail protection simultaneously.If exist, perform step S810, otherwise prompting can not realize non-interrupting service and adjust route, finishes this flow process.
Step S810: be the automatic configuration protection route of selected route.Preferably, the protection type of acquiescence is that 1:1 single-shot list is received trail protection.
Step S812: switch the business in protection route, in the process of assurance adjustment route, business can not be affected.
Step S814: adjust as required route, can be in network element adjust between different port, different route or in network element external-adjuster route.
Step S816: according to the result of adjusting, calculate the route after adjustment.
Step S818: calculated new route and original route are contrasted, and to determine that each node need to carry out the operation of what type, aforesaid operations mainly comprises: create, delete or change etc.
Step S820: may have the mutual exclusion of resource or the problem of source synchronous for changing or increasing route partly newly, whether verification exists resource contention, if there is resource contention, performs step S822, otherwise then execution step S824.
Step S822: the in the situation that of resource contention, cannot carry out the adjustment of route, automatically route be rolled back to initial condition, and business is switched back in original route, delete the protection route of newly adding simultaneously, return to step S802 by routing state.
Step S824: the route of calculating is issued to each node, preferably, can adopt parallel mode to issue.
Step S826: remove and switch, business is switched back in the route of having adjusted.
Step S828: if protection route is newly added in this adjustment process, determine whether to need to delete the protection route of adding.If need to delete the protection route of newly adding, perform step S828, otherwise finish this flow process.
Step S830: delete protection route.
In above-mentioned each preferred implementation, introduce a kind of general non-interrupting service and adjusted the method for route, more particularly: selects the route that will adjust according to user, judge whether it has protection route or protection route whether to lead to.If do not protect route or protection route obstructed; be its configuration protection route automatically; then the business in the route that will adjust is switched in protection route; adjust again route; thereby guarantee that in whole process, business can not produce interruption, efficiency and the flexibility of operation are also provided simultaneously.In the process of automatic configuration protection route, it is that 1:1 single-shot list is received trail protections that acquiescence adopts protection type, and protects to switch and support kinds of protect type.Can also support by the way batch operation, support the route adjustment in network element and between inter-network element, whole process is all to complete in webmaster service view, simple and quick simultaneously, and can assurance business not be subject to any impact.
In another embodiment, also provide a kind of software, the technical scheme that this software is described for carrying out above-described embodiment and preferred implementation.
In another embodiment, also provide a kind of storage medium, stored above-mentioned software in this storage medium, this storage medium includes but not limited to: CD, floppy disk, hard disk, scratch pad memory etc.
From above description; can find out; the present invention has realized following technique effect: in the time need to adjusting the current route that carries business; for fear of the generation of service disconnection; it can be routing configuration protection route; continue to carry out thereby make first to switch the business to before adjustment in protection route, and then route is adjusted, thereby the business that guaranteed can not be interrupted.Solve by the way the technical problem that easily occurs service disconnection when route adjustment in prior art, reached the technique effect of avoiding service disconnection and improving the treatment effeciency of business.
Obviously, those skilled in the art should be understood that, above-mentioned of the present invention each module or each step can realize with general calculation element, they can concentrate on single calculation element, or be distributed on the network that multiple calculation elements form, alternatively, they can be realized with the executable program code of calculation element, thereby, they can be stored in storage device and be carried out by calculation element, and in some cases, can carry out shown or described step with the order being different from herein, or they are made into respectively to each integrated circuit modules, or the multiple modules in them or step are made into single integrated circuit module to be realized.Like this, the present invention is not restricted to any specific hardware and software combination.
The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, for a person skilled in the art, the present invention can have various modifications and variations.Within the spirit and principles in the present invention all, any modification of doing, be equal to replacement, improvement etc., within all should being included in protection scope of the present invention.
Claims (10)
1. a method of adjusting route, is characterized in that, comprising:
The route of determining bearer service needs to adjust;
Described business is switched in protection route.
2. method according to claim 1, is characterized in that, described business is switched in protection route and is comprised:
Determine and need the route of adjusting whether to have the protection route that can normally work;
If no, be that the described routing configuration of adjusting that needs is protected route, described business is switched in described protection route.
3. method according to claim 2, is characterized in that, determines whether the current route of adjusting that needs has the protection route that can normally work to comprise:
Judge whether the described route of adjusting that needs has protection route;
Have protection route in the case of judging the described route of adjusting that needs, judge that whether described protection route is logical;
If do not protect route or protection route obstructed, determine that the route of described adjustment does not have the protection route that can normally work.
4. method according to claim 3, is characterized in that, has protection route judging the described route of adjusting that needs, and in the obstructed situation of described protection route, be that before the described routing configuration that needs to adjust is protected route, described method also comprises:
Delete the described current protection route of route that needs adjustment.
5. method according to claim 2, is characterized in that, for the described routing configuration protection route of adjusting that needs comprises:
Calculate the route that whether has the protection route that can be used as the described route that needs adjustment in current network;
If had, from the one or more routes that can be used as protecting route that calculate, select a configuration to described need adjust route as protection route.
6. whether method according to claim 5, is characterized in that, calculate in current network and have the route that can be used as the described protection route that needs the route of adjusting to comprise:
Calculate the route that whether has the connection between the corresponding network element of business that can realize in the described route that needs to adjust in current network in the route except the described route that needs to adjust;
Can realize the route of the connection between described network element as the described protection route that can be used as the described route that needs adjustment.
7. according to the method described in any one in claim 1 to 6, it is characterized in that, after described business being switched in protection route, described method also comprises:
The described route of adjusting that needs is adjusted:
After adjustment completes, described business is switched to the whole route completing of readjustment.
8. method according to claim 7, is characterized in that, in the process that the described route that need to adjust is adjusted, also comprises:
Determine whether the route after the described route adjustment that needs to adjust exists resource mutual exclusion and/or source synchronous;
If existed, the described route of adjusting that needs is rolled back to the state of adjusting before route, and described business is switched back to the described route that need to adjust.
9. a device of adjusting route, is characterized in that, comprising:
Determining unit, for determining that the route of bearer service needs to adjust;
Switch unit, for being switched to described business protection route.
10. device according to claim 9, is characterized in that, described switch unit comprises:
Determination module, needs the route of adjusting whether to have the protection route that can normally work for determining;
Switch module, in the case of determining the protection route that does not have normally to work, protect route for the described routing configuration of adjusting that needs, described business is switched in described protection route.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210401768.0A CN103780489A (en) | 2012-10-19 | 2012-10-19 | Method and device for route adjustment |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210401768.0A CN103780489A (en) | 2012-10-19 | 2012-10-19 | Method and device for route adjustment |
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| CN103780489A true CN103780489A (en) | 2014-05-07 |
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| CN201210401768.0A Pending CN103780489A (en) | 2012-10-19 | 2012-10-19 | Method and device for route adjustment |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104540047A (en) * | 2015-01-09 | 2015-04-22 | 烽火通信科技股份有限公司 | Method and system for achieving ONU port two-layer service and ONU three-layer service blending in GPON |
| CN105871451A (en) * | 2016-03-21 | 2016-08-17 | 杭州东方通信软件技术有限公司 | Network cutover switching method and apparatus |
| CN111901136A (en) * | 2019-05-06 | 2020-11-06 | 烽火通信科技股份有限公司 | Network management service batch cutover method and system based on port replacement and route adjustment |
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| CN1983960A (en) * | 2006-05-15 | 2007-06-20 | 华为技术有限公司 | Method for returning service route |
| CN101369981A (en) * | 2008-09-27 | 2009-02-18 | 杭州华三通信技术有限公司 | Fast rerouting method and node |
| CN101969381A (en) * | 2010-09-20 | 2011-02-09 | 中兴通讯股份有限公司 | Method and device for restoring service in automatic switched optical network |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN1983960A (en) * | 2006-05-15 | 2007-06-20 | 华为技术有限公司 | Method for returning service route |
| CN101369981A (en) * | 2008-09-27 | 2009-02-18 | 杭州华三通信技术有限公司 | Fast rerouting method and node |
| CN101969381A (en) * | 2010-09-20 | 2011-02-09 | 中兴通讯股份有限公司 | Method and device for restoring service in automatic switched optical network |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104540047A (en) * | 2015-01-09 | 2015-04-22 | 烽火通信科技股份有限公司 | Method and system for achieving ONU port two-layer service and ONU three-layer service blending in GPON |
| CN104540047B (en) * | 2015-01-09 | 2017-12-29 | 烽火通信科技股份有限公司 | The method and system of the layer service mixture of ONU end mouth two or three are realized in GPON |
| CN105871451A (en) * | 2016-03-21 | 2016-08-17 | 杭州东方通信软件技术有限公司 | Network cutover switching method and apparatus |
| CN111901136A (en) * | 2019-05-06 | 2020-11-06 | 烽火通信科技股份有限公司 | Network management service batch cutover method and system based on port replacement and route adjustment |
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Application publication date: 20140507 |