CN109996131A - A kind of route restriction pre-computation methods and system based on control plane resource - Google Patents
A kind of route restriction pre-computation methods and system based on control plane resource Download PDFInfo
- Publication number
- CN109996131A CN109996131A CN201910181505.5A CN201910181505A CN109996131A CN 109996131 A CN109996131 A CN 109996131A CN 201910181505 A CN201910181505 A CN 201910181505A CN 109996131 A CN109996131 A CN 109996131A
- Authority
- CN
- China
- Prior art keywords
- circuit
- rate
- resource
- level
- data object
- 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
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q11/00—Selecting arrangements for multiplex systems
- H04Q11/0001—Selecting arrangements for multiplex systems using optical switching
- H04Q11/0005—Switch and router aspects
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Data Exchanges In Wide-Area Networks (AREA)
Abstract
The invention discloses a kind of route restriction pre-computation methods and system based on control plane resource, are related to communication equipment administrative skill field, and the present invention establishes resource status data object by the resource state information of all ASON nodes in acquisition networking；The whole network TE Link information is obtained, TE Link data object is established；Circuit level, rate, the sourcesink port information for needing to create are set；Route restriction precomputation is carried out according to resource status data object, TE Link data object and the circuit level for needing to create, rate, sourcesink port information；Meet the SPC business of route restriction precomputation result according to the creation of route restriction precomputation result.
Description
Technical field
The present invention relates to communication equipment administrative skill fields, and in particular to a kind of route restriction based on control plane resource
Pre-computation methods and system.
Background technique
With the raising of development and the user demand of telecommunications network, traditional OTN (Optical Transmission Network OTN, Optical Transport
Network) network gradually exposes some problems: business configuration is complicated, bandwidth availability ratio is low, protected mode is single etc..In order to
Efficiently solve the above problem, ASON (Automatically Switched Optical Network, automatic exchange light net
Network) it comes into being.It introduces signaling in transmission network, and by increasing control plane, enhances network connection management and event
Hinder recovery capability.It supports teleservice configuration and multiple business protection form；Can also according to the difference of business severity level,
Different protection types is provided respectively, meets the needs of different clients.Guarantor is provided at the same time it can also the network to multipoint fault
Shield.
At present in intelligence SPC (Soft Permanent Connection, the soft permanent connection) business of creation, Yong Hutong
Network management interactive interface selection SPC business sourcesink information and route restriction information are crossed, it will knot after carrying out router-level topology by control plane
Fruit returns to network management.In this process, control plane can be according to states such as the information and current link circuit resource that user selects
Optimal path is calculated after comprehensive descision, but the states such as link circuit resource are transparent to user in this process, it may appear that user
The case where route restriction of selection is not available results in the need for the case where user issues trial and error repeatedly, influences user experience.
In view of this, aiming at the problem that aforesaid operations process, it is desirable to provide a kind of relatively reliable route restriction selection side
Method reduces the probability that the route restriction of user's selection is not available to reduce user's repetitive operation and promotes operating efficiency.
Summary of the invention
In view of the deficiencies in the prior art, the purpose of the present invention is to provide a kind of roads based on control plane resource
By constraint pre-computation methods and system, user's repetitive operation is reduced, promotes ease for use.
To achieve the above objectives, the technical solution adopted by the present invention is that:
The present invention provides a kind of route restriction pre-computation methods based on control plane resource, comprising:
The resource state information for obtaining all ASON nodes in networking, establishes resource status data object；Obtain the whole network TE
Link information establishes TE Link data object；
Circuit level, rate, the sourcesink port information for needing to create are set；
According to resource status data object, TE Link data object and the circuit level for needing to create, rate, sourcesink end
Message breath carries out route restriction precomputation.
Based on the above technical solution, the method also includes following steps:
According to resource status data object, TE Link data object and the circuit level for needing to create, rate, sourcesink end
After message breath carries out route restriction precomputation, route restriction precomputation result is met according to the creation of route restriction precomputation result
SPC business.
Based on the above technical solution, the resource state information includes photosphere resource, electricity in each ASON node
The state of a control of layer resource.
Based on the above technical solution, the whole network TE Link information includes all photosphere TE Links of the whole network, electric layer
The attribute information of TE Link.
It is based on the above technical solution, described that level, rate, the sourcesink port information for needing to create circuit are set,
Specifically includes the following steps:
The level for needing to create circuit, rate, sourcesink port information are set, and the level of decision circuitry is to establish photosphere circuit
Or electric layer circuit；If establishing electric layer circuit, the rate of specified circuit, according to circuit level and the sourcesink of rate selection circuit
Port；If establishing photosphere circuit, according to the sourcesink port of circuit level selection circuit.
Based on the above technical solution, the method also includes following steps, obtain the circuit level for needing to create,
After rate, sourcesink port information, according to circuit level, rate, available constraint resource is determined, from available constraint resource
Select constraint resource as comprising/excluding restriction condition；
When carrying out route restriction precomputation, according to resource status data object, TE Link data object and need to create
Circuit level, rate, sourcesink port information and include/excluding restriction condition, carry out route restriction precomputation.
The present invention also provides a kind of route restriction precomputation systems based on control plane resource, comprising:
Data obtaining module is used for: being obtained the resource state information of all ASON nodes in networking, is established resource status
Data object；The whole network TE Link information is obtained, TE Link data object is established；
Setup module is used for: setting needs circuit level, rate, the sourcesink port information created；
Computing module is used for: according to resource status data object, TE Link data object and the circuit for needing to create
Level, rate, sourcesink port information carry out route restriction precomputation.
Based on the above technical solution, it the system also includes service creation module, is used for: according to route restriction
Precomputation result creates the SPC business for meeting route restriction precomputation result.
Based on the above technical solution, the setup module setting needs to create level, the rate, sourcesink end of circuit
Message breath, specifically includes the following steps:
The level for needing to create circuit, rate, sourcesink port information are set, and the level of decision circuitry is to establish photosphere circuit
Or electric layer circuit；If establishing electric layer circuit, the rate of specified circuit, according to circuit level and the sourcesink of rate selection circuit
Port；If establishing photosphere circuit, according to the sourcesink port of circuit level selection circuit.
Based on the above technical solution, the setup module is also used to: the circuit level for needing to create, speed is arranged
After rate, sourcesink port information, according to circuit level, rate, determines available constraint resource, selected from available constraint resource
Constraint resource is selected to be used as comprising/excluding restriction condition；
The computing module is also used to: when carrying out route restriction precomputation, according to resource status data object, TE Link number
According to object and the circuit level for needing to create, rate, sourcesink port information and comprising/excluding restriction condition, routed about
Beam precomputation.
Compared with the prior art, the advantages of the present invention are as follows:
Route restriction is abstracted as simple path, adopted by the present invention by analyzing control plane resource, link state
Qualified route restriction is calculated with pathfinding algorithm, to reach the mesh for reducing user and repeating selection route restriction trial & error operations
, optimize service creation process.
Detailed description of the invention
Fig. 1 is the flow diagram of the route restriction pre-computation methods based on control plane resource in the embodiment of the present invention；
Fig. 2 is the ASON network organizing of the route restriction pre-computation methods based on control plane resource in the embodiment of the present invention
Schematic diagram；
Fig. 3 be the embodiment of the present invention in based on control plane resource route restriction pre-computation methods port resource class with
TE Link class relational graph；
Fig. 4 is that the precomputation process of the route restriction pre-computation methods based on control plane resource in the embodiment of the present invention is shown
It is intended to.
Specific embodiment
It reference will now be made in detail to specific embodiments of the present invention now, instantiate example of the invention in the accompanying drawings.Although will knot
The specific embodiment description present invention is closed, it will be understood that, it is not intended to limit the invention to the embodiment described.On the contrary, it is desirable to cover
Cover the change for including within the spirit and scope of the present invention, modification and the equivalent being defined by the following claims.It should be noted that this
In the method and step that describes can realize that and any functional block or function arrangement can quilts by any functional block or function arrangement
It is embodied as the combination of physical entity or logic entity or the two.
In order to make those skilled in the art more fully understand the present invention, with reference to the accompanying drawings and detailed description to this hair
It is bright to be described in further detail.
Note: the example next to be introduced is only a specific example, and the embodiment being not intended to limit the present invention is necessary
For following specific step, numerical value, condition, data, sequence etc..Those skilled in the art can by read this specification come
The more embodiments that do not mention in this specification are constructed with design of the invention.
Shown in Figure 1, the embodiment of the present invention provides a kind of route restriction pre-computation methods based on control plane resource,
The following steps are included:
S1, the resource state information for obtaining all ASON nodes in networking, establish resource status data object；Obtain the whole network
TE Link information establishes TE Link data object；Simple network model schematic diagram is as shown in Figure 2；
Circuit level, rate, the sourcesink port information that S2, setting need to create；Port resource object and TE Link object
The relational graph of class is as shown in Figure 3；
S3, according to resource status data object, TE Link data object and need create circuit level, rate, source
Place port information carries out route restriction precomputation；
S4, the SPC business for meeting route restriction precomputation result according to the creation of route restriction precomputation result.
Route restriction is abstracted as simply by the embodiment of the present invention by analyzing control plane resource, link state
Path calculates qualified route restriction using pathfinding algorithm, reduces user repetition selection route restriction trial and error behaviour to reach
The purpose of work optimizes service creation process.
As preferred embodiment, the resource state information includes photosphere resource in each ASON node, electric layer money
The state of a control in source.
As preferred embodiment, the whole network TE Link information includes all photosphere TE Links of the whole network, electric layer TE chain
The attribute information on road.
As preferred embodiment, setting needs to create level, rate, the sourcesink port information of circuit, specifically includes
Following steps:
The level for needing to create circuit, rate, sourcesink port information are set, and the level of decision circuitry is to establish photosphere circuit
Or electric layer circuit；If establishing electric layer circuit, the rate of specified circuit, according to circuit level and the sourcesink of rate selection circuit
Port；If establishing photosphere circuit, according to the sourcesink port of circuit level selection circuit.
As preferred embodiment, the method also includes following steps, obtain the circuit level for needing to create, speed
After rate, sourcesink port information, according to circuit level, rate, determines available constraint resource, selected from available constraint resource
Constraint resource is selected to be used as comprising/excluding restriction condition；
When carrying out route restriction precomputation, according to resource status data object, TE Link data object and need to create
Circuit level, rate, sourcesink port information and include/excluding restriction condition, carry out route restriction precomputation.
As preferred embodiment, created according to resource status data object, TE Link data object and needs
Circuit level, rate, sourcesink port information and comprising/excluding restriction condition, carry out route restriction precomputation, shown in Figure 4,
Specifically includes the following steps:
S301, setting source network element SourceNode are current execution network element CurNode, and setting route restriction precomputation obtains
Result TeLinkList be sky, setting is it is determined that cross and invalid TE Link list InValidTeLinkList is sky；
S302, it obtains using CurNode as the TE Link list TeLinkListTemp of source node；
S303, judge whether TeLinkListTemp is sky, then follow the steps S304 if it is sky, it is no to then follow the steps
S306；
S304, judge whether TeLinkList is sky, then return to failure if it is sky, it is no to then follow the steps S305；
S305, it sets the place network element of TeLinkList the last item TE Link to currently to execute network element CurNode, it will
TeLinkList the last item TE Link be added InValidTeLinkList, by TeLinkList the last item TE Link from
It is removed in TeLinkList；Step S302 is executed later；
S306, traversal TeLinkListTemp list, obtain current TE Link object CurTeLink；
S307, judge whether CurTeLink is sky, then follow the steps S304 if it is sky, it is no to then follow the steps S308；
S308, judge that CurTeLink whether in InValidTeLinkList, avoids computing repeatedly, if executing if
Step S306, it is no to then follow the steps S309；
S309, check whether CurTeLink state is normal condition, check in corresponding sourcesink network element resources status information
Whether label resources state is control plane reservation state；If being to be, CurTeLink is available；Otherwise, CurTeLink is not
It can use；
S310, judge whether CurTeLink can be used, it is no to then follow the steps S306 if available then follow the steps S311；
The destination node that S311, setting CurNode are CurTeLink, is added to TeLinkList for CurTeLink；
S312, judge whether CurNode is consistent with place network element SinkNode, if unanimously thening follow the steps S313, otherwise
Execute step S302；
S313, TeLinkList is returned to, takes the sourcesink port of all TE Links as route restriction condition.
The embodiment of the present invention also provides a kind of route restriction precomputation system based on control plane resource, comprising:
Data obtaining module is used for: being obtained the resource state information of all ASON nodes in networking, is established resource status
Data object；The whole network TE Link information is obtained, TE Link data object is established；
Setup module is used for: setting needs circuit level, rate, the sourcesink port information created；
Computing module is used for: according to resource status data object, TE Link data object and the circuit for needing to create
Level, rate, sourcesink port information carry out route restriction precomputation；
Service creation module, is used for: meeting route restriction precomputation result according to the creation of route restriction precomputation result
SPC business.
As preferred embodiment, the resource state information includes photosphere resource in each ASON node, electric layer money
The state of a control in source.
As preferred embodiment, the setup module setting needs to create level, rate, the sourcesink port letter of circuit
Breath, specifically includes the following steps:
The level for needing to create circuit, rate, sourcesink port information are set, and the level of decision circuitry is to establish photosphere circuit
Or electric layer circuit；If establishing electric layer circuit, the rate of specified circuit, according to circuit level and the sourcesink of rate selection circuit
Port；If establishing photosphere circuit, according to the sourcesink port of circuit level selection circuit.
As preferred embodiment, the setup module is also used to: the circuit level for needing to create, rate, source is arranged
After the port information of place, according to circuit level, rate, determines available constraint resource, selected about from available constraint resource
Shu Ziyuan, which is used as, includes/excluding restriction condition；
The computing module is also used to: when carrying out route restriction precomputation, according to resource status data object, TE Link number
According to object and the circuit level for needing to create, rate, sourcesink port information and comprising/excluding restriction condition, routed about
Beam precomputation.
The present invention is not limited to the above-described embodiments, for those skilled in the art, is not departing from
Under the premise of the principle of the invention, several improvements and modifications can also be made, these improvements and modifications are also considered as protection of the invention
Within the scope of.The content being not described in detail in this specification belongs to the prior art well known to professional and technical personnel in the field.
Claims (10)
1. a kind of route restriction pre-computation methods based on control plane resource characterized by comprising
The resource state information for obtaining all ASON nodes in networking, establishes resource status data object；Obtain the whole network TE Link
Information establishes TE Link data object；
Circuit level, rate, the sourcesink port information for needing to create are set；
According to resource status data object, TE Link data object and the circuit level for needing to create, rate, sourcesink port letter
Breath carries out route restriction precomputation.
2. the method as described in claim 1, it is characterised in that: the method also includes following steps:
According to resource status data object, TE Link data object and the circuit level for needing to create, rate, sourcesink port letter
After breath carries out route restriction precomputation, route restriction precomputation result is met according to the creation of route restriction precomputation result
SPC business.
3. the method as described in claim 1, it is characterised in that: the resource state information includes photosphere in each ASON node
The state of a control of resource, electric layer resource.
4. the method as described in claim 1, it is characterised in that: the whole network TE Link information includes all photosphere TE chains of the whole network
Road, electric layer TE Link attribute information.
5. the method as described in claim 1, it is characterised in that: described that level, the rate, sourcesink end for needing to create circuit is arranged
Message breath, specifically includes the following steps:
The level for needing to create circuit, rate, sourcesink port information be set, the level of decision circuitry establish photosphere circuit or
Electric layer circuit；If establishing electric layer circuit, the rate of specified circuit, according to the sourcesink end of circuit level and rate selection circuit
Mouthful；If establishing photosphere circuit, according to the sourcesink port of circuit level selection circuit.
6. the method as described in claim 1, it is characterised in that: the method also includes following steps, obtain what needs created
After circuit level, rate, sourcesink port information, according to circuit level, rate, available constraint resource is determined, from available
Select constraint resource as comprising/excluding restriction condition in constraint resource；
When carrying out route restriction precomputation, according to resource status data object, TE Link data object and the electricity for needing to create
Road level, rate, sourcesink port information and include/excluding restriction condition, carry out route restriction precomputation.
7. a kind of route restriction precomputation system based on control plane resource characterized by comprising
Data obtaining module is used for: being obtained the resource state information of all ASON nodes in networking, is established resource status data
Object；The whole network TE Link information is obtained, TE Link data object is established；
Setup module is used for: setting needs circuit level, rate, the sourcesink port information created；
Computing module is used for: according to resource status data object, TE Link data object and the circuit layer for needing to create
Secondary, rate, sourcesink port information carry out route restriction precomputation.
8. system as claimed in claim 7, it is characterised in that: the system also includes service creation modules, are used for: according to
Route restriction precomputation result creates the SPC business for meeting route restriction precomputation result.
9. system as claimed in claim 7, it is characterised in that: the setup module setting needs to create level, the speed of circuit
Rate, sourcesink port information, specifically includes the following steps:
The level for needing to create circuit, rate, sourcesink port information be set, the level of decision circuitry establish photosphere circuit or
Electric layer circuit；If establishing electric layer circuit, the rate of specified circuit, according to the sourcesink end of circuit level and rate selection circuit
Mouthful；If establishing photosphere circuit, according to the sourcesink port of circuit level selection circuit.
10. system as claimed in claim 7, it is characterised in that: the setup module is also used to: setting needs the circuit created
After level, rate, sourcesink port information, according to circuit level, rate, available constraint resource is determined, from available constraint
Select constraint resource as comprising/excluding restriction condition in resource；
The computing module is also used to: when carrying out route restriction precomputation, according to resource status data object, TE Link data pair
As and need the circuit level created, rate, sourcesink port information and comprising/excluding restriction condition, it is pre- to carry out route restriction
It calculates.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910181505.5A CN109996131B (en) | 2019-03-11 | 2019-03-11 | Routing constraint pre-calculation method and system based on control plane resources |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910181505.5A CN109996131B (en) | 2019-03-11 | 2019-03-11 | Routing constraint pre-calculation method and system based on control plane resources |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109996131A true CN109996131A (en) | 2019-07-09 |
| CN109996131B CN109996131B (en) | 2021-06-29 |
Family
ID=67130284
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910181505.5A Active CN109996131B (en) | 2019-03-11 | 2019-03-11 | Routing constraint pre-calculation method and system based on control plane resources |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109996131B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113067736A (en) * | 2021-03-31 | 2021-07-02 | 烽火通信科技股份有限公司 | Method and device for controlling plane link display |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101227753A (en) * | 2008-01-31 | 2008-07-23 | 中兴通讯股份有限公司 | Method and apparatus for sharing link circuit weight of risk link circuit set |
| CN100442753C (en) * | 2006-02-27 | 2008-12-10 | 华为技术有限公司 | Method and system for obtaining cross-domain loose route |
| US8599703B2 (en) * | 2009-10-29 | 2013-12-03 | Fujitsu Limited | System and method to determine resource status of end-to-end path |
| WO2017028650A1 (en) * | 2015-08-17 | 2017-02-23 | Huawei Technologies Co., Ltd. | Method and apparatus for signal routing in a multi-plane photonic switch |
| CN109068197A (en) * | 2018-06-08 | 2018-12-21 | 南瑞集团有限公司 | A kind of electric power ASON system VC12 particle scheduling capacity test method |
-
2019
- 2019-03-11 CN CN201910181505.5A patent/CN109996131B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100442753C (en) * | 2006-02-27 | 2008-12-10 | 华为技术有限公司 | Method and system for obtaining cross-domain loose route |
| CN101227753A (en) * | 2008-01-31 | 2008-07-23 | 中兴通讯股份有限公司 | Method and apparatus for sharing link circuit weight of risk link circuit set |
| US8599703B2 (en) * | 2009-10-29 | 2013-12-03 | Fujitsu Limited | System and method to determine resource status of end-to-end path |
| WO2017028650A1 (en) * | 2015-08-17 | 2017-02-23 | Huawei Technologies Co., Ltd. | Method and apparatus for signal routing in a multi-plane photonic switch |
| CN109068197A (en) * | 2018-06-08 | 2018-12-21 | 南瑞集团有限公司 | A kind of electric power ASON system VC12 particle scheduling capacity test method |
Non-Patent Citations (2)
| Title |
|---|
| LI QIN: "Application Analysis of Electric Power ASON", 《IEEE》 * |
| 郭中华: "ASON节点设备和解决方案的演变", 《邮电设计技术》 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113067736A (en) * | 2021-03-31 | 2021-07-02 | 烽火通信科技股份有限公司 | Method and device for controlling plane link display |
| CN113067736B (en) * | 2021-03-31 | 2022-06-17 | 烽火通信科技股份有限公司 | Method and device for controlling plane link display |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109996131B (en) | 2021-06-29 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| EP0637153B1 (en) | Method and apparatus for an automatic decomposition of a network topology into a backbone and subareas | |
| EP1460801B1 (en) | System and method for fault diagnosis using distributed alarm correlation | |
| US6094417A (en) | Method and system for determining optimized SONET rings | |
| CN108540876A (en) | Service path choosing method, SDN controllers, storage medium and electronic equipment | |
| Grover | Self-organizing broad-band transport networks | |
| CN106302153A (en) | Multiple domain controller, single domain controller, software definition optical network system and method | |
| CN105721192A (en) | Method and apparatus for realizing capacity planning | |
| CN106416158A (en) | Traffic engineering for large scale data center networks | |
| CN114025264A (en) | Routing planning method for power communication SDH optical transmission network | |
| CN109246013A (en) | A kind of method for routing in FC-AE-1553 switching network | |
| CN100563145C (en) | Bundle interface among the RPR and its implementation and device | |
| CN112350948A (en) | SDN-based distributed network tracing system and method | |
| Zhao et al. | Service restoration in multi-modal optical transport networks with reinforcement learning | |
| CN109996131A (en) | A kind of route restriction pre-computation methods and system based on control plane resource | |
| CN107659505A (en) | The route selecting method and SDN controllers of a kind of SDN | |
| CN102523170B (en) | Method for configuring regenerators in wavelength division multiplexing optical network | |
| CN109889447A (en) | Network transmission method and system based on hybrid ring networking and fountain codes | |
| CN106341247A (en) | Reliable communication channel configuration method for bidirectional interactive electricity information acquisition system | |
| de Oliveira et al. | Firefly algorithm based optimization model for planning of optical transport networks | |
| CN110445574A (en) | A kind of optical network transmission method and system based on hypergraph structure | |
| CN109861910B (en) | Power communication network link importance calculation method based on link availability | |
| CN112134743A (en) | Parameter configuration method and device | |
| CN109819354A (en) | A kind of elastic optical network coordination management system | |
| CN109831380A (en) | A kind of path protecting method of energy communication service | |
| CN102142972B (en) | Networking method and networking device of IP (internet protocol) network |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |