CN102780604A - Method and device for calculating preset recovery route - Google Patents
Method and device for calculating preset recovery route Download PDFInfo
- Publication number
- CN102780604A CN102780604A CN2011101242729A CN201110124272A CN102780604A CN 102780604 A CN102780604 A CN 102780604A CN 2011101242729 A CN2011101242729 A CN 2011101242729A CN 201110124272 A CN201110124272 A CN 201110124272A CN 102780604 A CN102780604 A CN 102780604A
- Authority
- CN
- China
- Prior art keywords
- rate
- business
- link
- presets
- initialization route
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Images
Abstract
The invention discloses a method for calculating a preset recovery route, comprising the following steps of: acquiring a preset rate of links of the whole network, wherein the preset rate is a ratio of bandwidth of each link used for a preset recover route to the bandwidth of the link; and calculating the preset recovery route of a service according to the preset rate when a default preset recovery route of the service is invalid. The invention also provides a corresponding device. By adopting the method and device for calculating the preset recovery route, disclosed by the invention, the preset rate is introduced, thus a control plane calculates the preset recovery route for the service according to the preset rate, recovery success rate can be greatly improved when multiple services have a fault at the same time, the problem that multiple services with the same attribute can not be successfully recovered at the same time in the existing preset recovery route technique is solved, and service quality of the service is improved.
Description
Technical field
The present invention relates to the communications field, specially refer to a kind of method and device that calculates the initialization route.
Background technology
Management plane can be provided with professional restoration route in advance in order to guarantee quality of service in the ASON, promptly gives tacit consent to the initialization route, in case professional connection is broken down in the time of need recovering, the then preferential acquiescence initialization route of using is recovered.If acquiescence initialization route lost efficacy, then control plane can professionally for this reason be set up an available initialization route, i.e. the initialization route of control plane calculating separately.
The initialization route that control plane calculates is that business recovery has improved efficient and guaranteed quality of service; But there is defective in this kind technology under the scene of a plurality of professional simultaneous faultss; For example: for a plurality of same source addresses in the network, same destination address, with the business (professional attribute comprises attributes such as professional protection, recovery, answer, cascade, single-direction and dual-direction) of attribute, control plane possibly be that a plurality of business calculate identical initialization route according to the identical travel permit spare of looking into.But when the insufficient bandwidth of this initialization route to carry above-mentioned many when professional simultaneously; When in case above-mentioned many professional simultaneous faultss need recover; Only can realize that wherein some business can once be recovered success, and other other route of service needed retry could be recovered successfully, in this process, possibly repeatedly still can not find suitable route recovery by some professional retry; Cause the business recovery failure, influence quality of service.
Summary of the invention
Main purpose of the present invention is that a kind of method and device that calculates the initialization route is provided, and solves in the existing initialization route technology many and recovers successfully low problem simultaneously with the attribute business.
The present invention proposes a kind of method of calculating the initialization route, comprising:
Obtain the rate that presets of total network links; Saidly preset the ratio that bandwidth that rate can be used for the initialization route for each link accounts for this link bandwidth;
When the acquiescence initialization route of business lost efficacy, preset the initialization route that rate is calculated said business according to said.
Preferably, before carrying out the said rate that presets of obtaining total network links, also comprise:
The rate that presets of local terminal place link is set, and other network element of notice the whole network.
Preferably, saidly obtain the presetting after the rate of total network links, also comprise:
Upgrade the rate that presets of total network links;
According to the rate that presets after upgrading, recomputate the initialization route of said business.
Preferably, preset after rate calculates the initialization route of said business carrying out said basis, also comprise:
With said initialization route and said business association.
Preferably, said basis presets rate and calculates the initialization route of said business and comprise:
According to the attribute of said business, the rate that presets of link, the attribute of link, the bandwidth calculation initialization route of link.
The present invention also proposes a kind of device that calculates the initialization route, comprising:
Acquisition module is used to obtain the rate that presets of total network links; Saidly preset the ratio that bandwidth that rate can be used for the initialization route for each link accounts for this link bandwidth;
Computing module was used for when professional acquiescence initialization route lost efficacy, and preset the initialization route that rate is calculated said business according to said.
Preferably, said device also comprises:
Module is set, is used to be provided with the rate that presets of local terminal place link, and other network element of notice the whole network.
Preferably, said device also comprises update module, is used to upgrade the rate that presets of total network links; Said computing module also is used for recomputating the initialization route of said business according to the rate that presets after upgrading.
Preferably, said device also comprises:
Relating module is used for said initialization route and said business association.
Preferably, said computing module specifically is used for:
According to the attribute of said business, the rate that presets of link, the attribute of link, the bandwidth calculation initialization route of link.
The method and apparatus of the calculating initialization route that the present invention proposes; Rate is preset in introducing; Make control plane be the professional initialization route of calculating with reference to presetting rate; Can improve greatly when many business are broken down simultaneously and revert to power, solve in the existing initialization route technology many and recovered simultaneously to fail to recover successful problem, improve professional service quality with the attribute business.
Description of drawings
Fig. 1 calculates the schematic flow sheet of method one embodiment of initialization route for the present invention;
Fig. 2 calculates the schematic flow sheet of the another embodiment of method of initialization route for the present invention;
Fig. 3 is the sketch map of initialization route chained list;
Fig. 4 calculates the structural representation of device one embodiment of initialization route for the present invention;
Fig. 5 calculates the structural representation of the another embodiment of device of initialization route for the present invention.
The realization of the object of the invention, functional characteristics and advantage will combine embodiment, further specify with reference to accompanying drawing.
Embodiment
Should be appreciated that specific embodiment described herein only in order to explanation the present invention, and be not used in qualification the present invention.
With reference to Fig. 1, method one embodiment that the present invention calculates the initialization route is proposed, comprising:
Step S10, obtain the rate that presets of total network links; Saidly preset the ratio that bandwidth that rate can be used for the initialization route for each link accounts for this link total bandwidth;
At first obtain the rate that presets of every link of each network element in the networking; Because on behalf of the bandwidth that can be used for the initialization route of respective links, the rate that presets account for the ratio of this link total bandwidth, therefore can show from presetting rate whether this link can become the initialization route and can become the professional initialization route of how much quantity simultaneously.
Step S11, when the acquiescence initialization route of business lost efficacy, preset the initialization route that rate is calculated said business according to said.
When the acquiescence initialization route of a certain business (being the initialization route that management platform is provided with) when losing efficacy; First node (network element) the request control plane of this business calculates the initialization route for this business; Control plane according to before the suitable initialization route of the calculation of parameter such as the rate that presets of each link on this business of obtaining, control plane is above-mentioned business recovery route according to this initialization route.
In the present embodiment; Rate is preset in introducing; Make control plane be the professional initialization route of calculating with reference to presetting rate; Can improve greatly when many business are broken down simultaneously and revert to power, solve in the existing initialization route technology many and recovered simultaneously to fail to recover successful problem, improve professional service quality with the attribute business.
In one embodiment, step S11 can comprise:
According to the attribute of said business, the rate that presets of link, the attribute of link, the bandwidth calculation initialization route of link.
Control plane can calculate the initialization route of above-mentioned business through an external or built-in computing module, and calculating can be with reference to the bandwidth calculation initialization route of the attribute of the rate that presets of the attribute of business, professional respective links, professional respective links, professional respective links.In practical application, can according to circumstances be provided with, revise and high speed above-mentioned parameter.
In the present embodiment, propose to calculate the method for initialization route, for follow-up restoration route is prepared.
With reference to Fig. 2, the another embodiment of method that the present invention calculates the initialization route is proposed, in the above-described embodiments, before execution in step S10, also comprise:
Step S9, the rate that presets of local terminal place link and other network element of notice the whole network are set.
When the network element initialization; Can carry out the initialization setting as being set to 1 to the rate that presets of network element relevant link; After for the process traffic assignments label of this network element; The change that the link at network element place presets rate because of bandwidth occupied by service, network element detects and revises the rate that presets of relevant link in real time, and the message informing that the rate that will preset changes is to interior other network element of the whole network.
After execution in step S10, also comprise:
The rate that presets of step S12, renewal total network links; According to the rate that presets after upgrading, recomputate the initialization route of said business.
The rate that presets of total network links changes under following several kinds of situation:
Link self bandwidth changes, as increasing to STM-64 by STM-16, and perhaps link occurs fault;
The protection attribute of the business on the link has taken place to change or variation has taken place the protection attribute of link self, and the initialization route that causes current control plane to calculate is not suitable for this business.When being the unprotect business like certain business; Control plane is unshielded link for the initialization route of its calculating; When business modification is a multiplexing protection service; And have in the current network when satisfying the multiplex section link that current business recover to use, when the attribute that this moment, in a single day control plane detected the control plane initialization route of service attribute and this business association does not match, need recomputate control plane initialization route requests.
Professional deletion or professional route changing have discharged the professional former resource that takies, and can be used for the resource changing of initialization route, and the rate that presets is also corresponding to change.
Under above-mentioned situation, when the rate of presetting changed, the rate that presets of each network element real-time update total network links was promptly obtained the current up-to-date rate that presets in real time, and is carried out the renewal of self information.
The rate that presets according to after upgrading need recomputate professional initialization route, and is normal with the route recovery that keeps business.
Step S13, with said initialization route and said business association.
The initialization route that calculates is carried out related mode with business can be following: the initialization route is kept in the initialization route chained list shown in Figure 3, and node is the essential information of a hop in the initialization route chained list: this end node, distant-end node, this section port, remote port.ID number of business first address with initialization route chained list associated realized professional and the corresponding relation of control plane for the initialization route of this business calculating.Present embodiment also can otherwise carry out business and initialization route related, is not limited only to aforesaid way.
With reference to Fig. 4, device one embodiment that the present invention calculates the initialization route is proposed, comprising:
In the present embodiment, the device that calculates the initialization route can be the control plane of network element in the networking, also can be a device that is connected with control plane.Acquisition module 10 at first obtains the rate that presets of every link of each network element in the networking; Because on behalf of the bandwidth that can be used for the initialization route of respective links, the rate that presets account for the ratio of this link total bandwidth, therefore can show from presetting rate whether this link can become the initialization route and can become the professional initialization route of how much quantity simultaneously.
When the acquiescence initialization route of a certain business (being the initialization route that management platform is provided with) when losing efficacy; First node (network element) the request computing module 20 of this business calculates the initialization route for this business; Computing module 20 according to before the suitable initialization route of the calculation of parameter such as the rate that presets of each link on this business of obtaining of acquisition module 10, control plane is above-mentioned business recovery route according to this initialization route.
In the present embodiment; Rate is preset in introducing; Make control plane be the professional initialization route of calculating with reference to presetting rate; Can improve greatly when many business are broken down simultaneously and revert to power, solve in the existing initialization route technology many and recovered simultaneously to fail to recover successful problem, improve professional service quality with the attribute business.
In one embodiment, computing module 20 specifically is used for:
According to the attribute of said business, the rate that presets of link, the attribute of link, the bandwidth calculation initialization route of link.
In the present embodiment, propose to calculate the method for initialization route, for follow-up restoration route is prepared.
With reference to Fig. 5, the another embodiment of device that the present invention calculates the initialization route is proposed, in the above-described embodiments, also comprise:
Relating module 50 is used for said initialization route and said business association.
When the network element initialization; Module 30 is set carries out the initialization setting as being set to 1 to the rate that presets of network element relevant link; After for the process traffic assignments label of this network element; The change that the link that network element is relevant presets rate because of bandwidth occupied by service, network element detects and revises the rate that presets of relevant link in real time, and the message informing that the rate that will preset changes is to interior other network element of the whole network.
The rate that presets of total network links changes under following several kinds of situation:
Link self bandwidth changes, as increasing to STM-64 by STM-16, and perhaps link occurs fault;
The protection attribute of the business on the link has taken place to change or variation has taken place the protection attribute of link self, and the initialization route that causes current control plane to calculate is not suitable for this business.When being the unprotect business like certain business; Control plane is unshielded link for the initialization route of its calculating; When business modification is a multiplexing protection service; And have in the current network when satisfying the multiplex section link that current business recover to use, when the attribute that this moment, in a single day control plane detected the control plane initialization route of service attribute and this business association does not match, need recomputate control plane initialization route requests.
Professional deletion or professional route changing have discharged the professional former resource that takies, and can be used for the resource changing of initialization route, and the rate that presets is also corresponding to change.
Under above-mentioned situation, when the rate of presetting changed, the rate that presets of update module 40 real-time update total network links was promptly obtained the current up-to-date rate that presets in real time, and is carried out the renewal of self information.
Relating module 50 carries out related mode with the initialization route that calculates with business can be following: the initialization route is kept in the initialization route chained list as shown in Figure 3, and node is the essential information of a hop in the initialization route chained list: this end node, distant-end node, this section port, remote port.ID number of business first address with initialization route chained list associated realized professional and the corresponding relation of computing module 20 for the initialization route of this business calculating.Present embodiment also can otherwise carry out business and initialization route related, is not limited only to aforesaid way.
The above is merely the preferred embodiments of the present invention; Be not so limit claim of the present invention; Every equivalent structure or equivalent flow process conversion that utilizes specification of the present invention and accompanying drawing content to be done; Or directly or indirectly be used in other relevant technical fields, all in like manner be included in the scope of patent protection of the present invention.
Claims (10)
1. a method of calculating the initialization route is characterized in that, comprising:
Obtain the rate that presets of total network links; Saidly preset the ratio that bandwidth that rate can be used for the initialization route for each link accounts for this link bandwidth;
When the acquiescence initialization route of business lost efficacy, preset the initialization route that rate is calculated said business according to said.
2. the method for claim 1 is characterized in that, before carrying out the said rate that presets of obtaining total network links, also comprises:
The rate that presets of local terminal place link is set, and other network element of notice the whole network.
3. according to claim 1 or claim 2 method is characterized in that, saidly obtains the presetting after the rate of total network links, also comprises:
Upgrade the rate that presets of total network links;
According to the rate that presets after upgrading, recomputate the initialization route of said business.
4. according to claim 1 or claim 2 method is characterized in that, presets after rate calculates the initialization route of said business carrying out said basis, also comprises:
With said initialization route and said business association.
5. according to claim 1 or claim 2 method is characterized in that, said basis presets rate and calculates the initialization route of said business and comprise:
According to the attribute of said business, the rate that presets of link, the attribute of link, the bandwidth calculation initialization route of link.
6. a device that calculates the initialization route is characterized in that, comprising:
Acquisition module is used to obtain the rate that presets of total network links; Saidly preset the ratio that bandwidth that rate can be used for the initialization route for each link accounts for this link bandwidth;
Computing module was used for when professional acquiescence initialization route lost efficacy, and preset the initialization route that rate is calculated said business according to said.
7. device as claimed in claim 6 is characterized in that, also comprises:
Module is set, is used to be provided with the rate that presets of local terminal place link, and other network element of notice the whole network.
8. like claim 6 or 7 described devices, it is characterized in that, also comprise update module, be used to upgrade the rate that presets of total network links; Said computing module also is used for recomputating the initialization route of said business according to the rate that presets after upgrading.
9. like claim 6 or 7 described devices, it is characterized in that, also comprise:
Relating module is used for said initialization route and said business association.
10. like claim 6 or 7 described devices, it is characterized in that said computing module specifically is used for:
According to the attribute of said business, the rate that presets of link, the attribute of link, the bandwidth calculation initialization route of link.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110124272.9A CN102780604B (en) | 2011-05-13 | 2011-05-13 | Calculate method and the device of initialization route |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110124272.9A CN102780604B (en) | 2011-05-13 | 2011-05-13 | Calculate method and the device of initialization route |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102780604A true CN102780604A (en) | 2012-11-14 |
| CN102780604B CN102780604B (en) | 2016-03-30 |
Family
ID=47125366
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110124272.9A Active CN102780604B (en) | 2011-05-13 | 2011-05-13 | Calculate method and the device of initialization route |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102780604B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106549865A (en) * | 2015-09-21 | 2017-03-29 | 中兴通讯股份有限公司 | Method, device and software defined network SDN controllers that service dynamic is recovered |
| CN107959612A (en) * | 2016-10-18 | 2018-04-24 | 中兴通讯股份有限公司 | A kind of method and device that adaptively adjusts of service tunnel under network transition |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1815975A (en) * | 2005-02-04 | 2006-08-09 | 华为技术有限公司 | End-to-end business automatic configurating and restoring method in ASON network |
| CN101572837A (en) * | 2009-06-18 | 2009-11-04 | 烽火通信科技股份有限公司 | Method for updating route information for ASON batch path computation |
| 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 |
-
2011
- 2011-05-13 CN CN201110124272.9A patent/CN102780604B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1815975A (en) * | 2005-02-04 | 2006-08-09 | 华为技术有限公司 | End-to-end business automatic configurating and restoring method in ASON network |
| CN101572837A (en) * | 2009-06-18 | 2009-11-04 | 烽火通信科技股份有限公司 | Method for updating route information for ASON batch path computation |
| 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 (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106549865A (en) * | 2015-09-21 | 2017-03-29 | 中兴通讯股份有限公司 | Method, device and software defined network SDN controllers that service dynamic is recovered |
| CN107959612A (en) * | 2016-10-18 | 2018-04-24 | 中兴通讯股份有限公司 | A kind of method and device that adaptively adjusts of service tunnel under network transition |
| CN107959612B (en) * | 2016-10-18 | 2022-04-15 | 中兴通讯股份有限公司 | Method and device for self-adaptive adjustment of service tunnel under network transition |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102780604B (en) | 2016-03-30 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US10554542B2 (en) | Label distribution method and device | |
| EP2451186B1 (en) | Method for assigning and processing label in optical network, optical communication device and optical communication system | |
| CN113132229B (en) | Segment identifier determination method and device | |
| CN101645847A (en) | Method and system for improving service resumption speed in transmission network | |
| US9774493B2 (en) | Retention of a sub-network connection home path | |
| US7881299B2 (en) | Method and apparatus for managing and transmitting fine granularity services | |
| CN102136991B (en) | Method and node for configuring tunnel on label switching path | |
| CN111565113A (en) | Flexible Ethernet network topology abstraction method and system for SDN controller | |
| EP2555469B1 (en) | Fault protection method and device | |
| CN101552711A (en) | Method and device for establishing pseudowire mapping | |
| CN104734949B (en) | A kind of method and device for realizing flow table configuration | |
| CN102630384A (en) | Method of realizing service transport over optical transport network, device and system for implementing method thereof | |
| CN102970621B (en) | Transmission resource management device and method in a kind of network element | |
| CN102780604A (en) | Method and device for calculating preset recovery route | |
| CN108199903B (en) | Distributed aggregation system configuration method and device | |
| US8560668B2 (en) | Alarm correlation system | |
| EP2573987A1 (en) | Method for label distribution in multi-topology | |
| CN104205747A (en) | Pseudowire groups in packet switched network | |
| CN104579960B (en) | Interface parameters synchronous method and device | |
| CN102209036A (en) | Generalized multi-protocol label switching (GMPLS) protocol message processing method, device and system | |
| US20120237200A1 (en) | Method and system for increasing transponder sharing for mesh restoration in a communication network | |
| CN103580884B (en) | Method, system, sending ending equipment and the receiving device of relaying configuration | |
| CN102761369A (en) | System, method and device for managing optical transport network | |
| CN106487682A (en) | A kind of Diameter signaling network route method and device | |
| CN101848052A (en) | Service mapping configuration method and system of multi-domain network |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20201112 Address after: No.8, wisdom Avenue, Donghu scenic area, Dayu Town, Rudong County, Nantong City, Jiangsu Province, 226400 Patentee after: Nantong Donghu International Travel Agency Co., Ltd Address before: 518057 Nanshan District Guangdong high tech Industrial Park, South Road, science and technology, ZTE building, Ministry of Justice Patentee before: ZTE Corp. |
|
| TR01 | Transfer of patent right |