CN110995348A - A transmission network physical co-routing hidden danger investigation and avoidance system and method - Google Patents

Abstract

Translated fromChinese

本发明适用于传输网络技术领域，提供了一种传输网络物理同路由隐患排查及规避系统和方法，包括三个子系统，分别为管线系统、厂商网管系统以及综合资源系统，所述管线系统用于跨网管同路由的风险排查；通过管线系统对传输光缆链路信息调取并将该数据进行整合制成传输光缆段表，同时对传输光缆段表中的光缆进行同路由的风险遍历、同路由风险占比计算形成同路由光缆对，并将之制成传输光缆段表，实现传输网络物理同路由隐患排查，随后厂商网管系统根据新的传输光缆段表对光缆的端口数据进行修改，同时增加风险链路组的管理以及通过业务配置时对风险链路组进行校验并提醒，等确认后下发配置，实现了对传输网络物理同路由隐患排查的规避。

The present invention is applicable to the technical field of transmission networks, and provides a system and method for checking and avoiding hidden dangers of physical co-routing in a transmission network, including three subsystems, namely a pipeline system, a manufacturer's network management system and a comprehensive resource system, wherein the pipeline system is used for The risk investigation of the same route across the network management; the transmission optical cable link information is retrieved through the pipeline system and the data is integrated into the transmission optical cable segment table, and the risk traversal and the same route are performed on the optical cables in the transmission optical cable segment table at the same time. The risk ratio is calculated to form a co-routed optical cable pair, and it is made into a transmission optical cable segment table to realize the physical co-routing hidden danger investigation of the transmission network. Subsequently, the manufacturer's network management system modifies the port data of the optical cable according to the new transmission optical cable segment table, and adds at the same time. The management of risk link groups and the verification and reminder of risk link groups during service configuration, and the configuration is issued after confirmation, which realizes the avoidance of hidden dangers of physical co-routing in the transmission network.

Description

System and method for troubleshooting and avoiding hidden physical routing danger of transmission network

Technical Field

The invention belongs to the technical field of transmission networks, and particularly relates to a transmission network physical same-route hidden danger troubleshooting and evading system and a method thereof.

Background

Physical co-routing of transport networks: if more than two links exist between network devices, the network devices are often interconnected through dynamic routing, so that even if one link is interrupted between the devices, the dynamic routing can select another link without causing interruption of data transmission between the devices, but in an actual environment, the more than two links can also run through the same physical medium, such as a multi-core optical cable, a multi-core cable and the like, so that once one link is interrupted, the other link is also interrupted, and the state is called physical same routing.

When hidden danger occurs to one optical cable or optical fiber in the same physical route of the existing transmission network, the hidden danger also threatens the rest optical cables and optical fibers in the same route, and the whole line or link of the same route is easily interrupted, so that the network is interrupted.

Disclosure of Invention

The invention provides a system and a method for troubleshooting and evading hidden dangers of physical same routes of a transmission network, and aims to solve the problem that when hidden dangers occur to one optical cable or optical fiber in the physical same routes of the existing transmission network, the other optical cables and optical fibers in the same routes can be threatened, the whole line or link of the same route is easily interrupted, and the network is interrupted.

The invention is realized in such a way that a transmission network physical same-route hidden danger troubleshooting and evasion system comprises three subsystems, namely a pipeline system, a manufacturer network management system and a comprehensive resource system, wherein the pipeline system is used for risk troubleshooting of a cross-network management same route, the manufacturer network management system is used for risk troubleshooting and evasion of a single-network management same route, and the comprehensive resource system is used for risk evasion of the cross-network management same route.

Preferably, the pipeline system comprises two parts of transmission optical fiber section integration and co-routing risk optical fiber pair calculation.

Preferably, the manufacturer network management system includes modifying port information, risk link group management, and performing risk link group verification on service configuration.

Preferably, the comprehensive resource system comprises single-domain topology reduction, cross-domain topology docking and identification and entry of service protection relationships.

A method for troubleshooting and avoiding hidden physical routing troubles of a transmission network further comprises the following steps:

the method comprises the following steps: the comprehensive resource system is used for preparing a ' transmission subsystem ' by calling interface information at two ends of an optical cable link in a manufacturernetwork management system 2 and sending the transmission subsystem ' to a pipeline system;

step two: the pipeline system numbers and integrates the transmission sections and the corresponding optical cables to manufacture a transmission optical cable section table, and the transmission optical cable section table is returned to the comprehensive resource system storage and exported for manual input into a manufacturer network management system;

step three: the pipeline system sorts the data in the transmission optical cable segment table according to the optical cable number, performs same-route traversal, then counts the calculated same-route occupation ratio to form a same-route optical cable pair and form a new transmission optical cable segment table;

step four: the comprehensive resource system modifies the description of the port in the manufacturer network management system according to the new transmission optical cable segment table in the third step;

step five: the comprehensive resource system extracts transmission segment information corresponding to the same routing risk pair in a new transmission optical cable segment table by using an excel vlookup formula, and writes the transmission segment information into a manufacturer network management system one by one or leads the transmission segment information into the manufacturer network management system;

step six: when a manufacturer network management system configures a service, the related network elements and interfaces on a working path and the related network elements and interfaces on a protection path are different in the same risk link group, if the same routing risk exists, a window pop-up prompt is carried out on the side, and the configuration can be issued after confirmation;

step seven: the manufacturer network management system performs single topology restoration, cross-domain topology docking, service protection relationship identification, recording and the like;

step eight: after the pipeline system restores the service paths of the outgoing end and the incoming end, the same-route risk check is carried out on the transmission sections related to the working path and the protection path, and if the risk exists, prompting is required and configuration is allowed to be issued.

Preferably, in the "transmission subsystem" in step one, the network element interface information at both ends of the optical cable link is spliced according to the sequence of the network element, the slot position, the single board model, the port number, and the port description.

Preferably, the transmission cable table in the second step includes three items of transmission section, transmission subsystem and cable number.

Preferably, a risk traversal algorithm of the same route in the third step; and traversing the nth optical fiber in the first optical cable and all the (n + 1) th and later optical fibers in the second optical cable.

Preferably, the same-route risk calculation method in step three is as follows: the number of the risk sections of the same route is divided by the total risk sections, and meanwhile, four items of risk pair serial numbers, optical cables I, optical cables II and the occupation ratio of the same route are added to a new transmission optical cable section table.

Preferably, the port modification requirement in step four is for a single board with a circuit number or a single board with an optical cable connection.

Compared with the prior art, the invention has the beneficial effects that: the invention relates to a system and a method for troubleshooting and evading hidden dangers of physical same routes of a transmission network, wherein interface information at two ends of a transmission optical cable link is called through a pipeline system and integrated to form a transmission optical cable section table, optical cables in the transmission optical cable section table are subjected to risk traversal of the same route and calculation of the risk ratio of the same route to form an optical cable pair of the same route, the optical cable pair of the same route is manufactured into a transmission optical cable section table to realize troubleshooting of the physical same routes of the transmission network, a network management system of a manufacturer modifies port data of the optical cables according to a new transmission optical cable section table, management of a risk link group is increased, the risk link group is verified and reminds a user when business configuration is carried out, configuration is issued after confirmation, and troubleshooting and evasion of the hidden dangers of the physical same routes of the transmission network is realized.

Drawings

FIG. 1 is a schematic diagram of the system connection of the present invention;

FIG. 2 is a schematic diagram of the method steps of the present invention;

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Referring to fig. 1, the present invention provides a technical solution: a transmission network physical same-route hidden danger troubleshooting and evasion system comprises three subsystems which are respectively apipeline system 1, a manufacturernetwork management system 2 and acomprehensive resource system 3, wherein thepipeline system 1 is used for risk troubleshooting of cross-network management and same route, the manufacturernetwork management system 2 is used for risk troubleshooting and evasion of single-network management and same route, and thecomprehensive resource system 3 is used for risk evasion of cross-network management and same route; thepipeline system 1 comprises two parts, namely transmission optical fiber section integration and same-route risk optical fiber pair calculation; the manufacturernetwork management system 2 carries out risk link group verification by modifying port information, risk link group management and service configuration; thecomprehensive resource system 3 comprises single-domain topology reduction, cross-domain topology docking and identification and entry of service protection relations.

In the embodiment, firstly, data integration is carried out on a transmission optical fiber section through apipeline system 1, and a co-route risk traversal, calculation and formation of a co-route optical cable pair are carried out, and a transmission optical cable section table is manufactured, then a manufacturernetwork management system 2 modifies port data of an optical cable according to the transmission optical cable section table, so that people can know which co-route risk pairs exist when using the same-route optical cable, meanwhile, management of the risk link groups is increased, the risk link groups are verified through service configuration, namely, when the risk pairs of the access route cannot be avoided, when the co-route optical cable is adopted, a prompt is provided for people to know and confirm whether to bear risks, and meanwhile, acomprehensive resource system 3 avoids the risks through single-domain topology restoration, cross-domain topology docking and identification and entry of service protection relations, namely, an optical fiber without hidden danger is intelligently identified and selected for entry in the co-route risk pairs, avoiding the adoption of hidden danger optical fibers.

Referring to fig. 2, the present invention provides a technical solution: a method for troubleshooting and avoiding hidden physical routing troubles of a transmission network further comprises the following steps:

the method comprises the following steps: thecomprehensive resource system 3 is used for preparing a ' transmission subsystem ' by calling interface information at two ends of an optical cable link in the manufacturernetwork management system 2 and sending the transmission subsystem ' to thepipeline system 1; in the first step, the network element interface information at two ends of the optical cable link in the transmission subsystem is spliced according to the sequence of the network element, the slot position, the single board model, the port number and the port description.

In this embodiment, the integratedresource system 3 obtains the network element interface information at both ends of the optical cable link from the manufacturernetwork management system 2 through the northbound interface, splices the information according to the sequence of network elements, slot positions, single board models, port numbers and port descriptions, and distinguishes the source and sink information through the "_" concatenation network element and slot position information, the "_" concatenation slot position and single board model, the "_" concatenation single board model, port numbers and port descriptions, and the "/";

examples are as follows: 6300-Guangzhou West De Sheng (Buddha) -5_ FIU.03. IN/OUT-6305-Buddha second building (Guangzhou) -5_ FIU.03.IN/OUT, and obtains the information of the network element home subnet through the northbound interface, which is described as "transmission subsystem", and is integrated and automatically submitted to thepipeline system 1, and the transmission segments are exemplified as follows:

step two: thepipeline system 1 numbers and integrates the transmission sections and the corresponding optical cables to manufacture a transmission optical cable section table, and the transmission optical cable section table is returned to thecomprehensive resource system 3 for storage and exported for manual input into the manufacturernetwork management system 2;

in this embodiment, through manual verification, thepipeline system 1 integrates the transmission segments and the corresponding cable numbers to form a transmission cable segment table in the following format, which can be exported for manual entry into the manufacturernetwork management system 2 and also returned to thecomprehensive resource system 3 for storage.

Step three: thepipeline system 1 sorts the data in the transmission optical cable segment table according to the optical cable number, performs same-route traversal, then counts the calculated same-route occupation ratio to form a same-route optical cable pair and form a new transmission optical cable segment table; wherein: a same-route risk traversal algorithm; traversing the nth optical fiber in the first optical cable and all the (n + 1) th and later optical fibers in the second optical cable; the same-route risk calculation mode comprises the following steps: the number of the risk sections of the same route is divided by the total risk sections, and meanwhile, four items of risk pair serial numbers, optical cables I, optical cables II and the occupation ratio of the same route are added to a new transmission optical cable section table.

In the embodiment, thepipeline system 1 performs the same routing risk traversal one by one from front to back according to the optical cable path information according to the optical cable number without considering the sequence, and counts the same routing occupation ratio to finally form the same routing optical cable pair,

1. optical cable path information: the optical cable path comprises information of the optical cable passing through a physical path, including information of a pipe well, information of a rod station and ODF information, excluding information of a physical network element, and finally a string of characters are connected by a' -symbol.

2. And (3) a same-route risk pair traversal algorithm: for the first traverse, a first fiber infiber number 1 column is traversed, and a second and all subsequent fibers infiber number 2 column are traversed:

optical fiber number 1	Optical fiber number 2
		Optical fiber 001	Optical fiber 001
Optical fiber 002	Optical fiber 002
		Optical fiber 003	Optical fiber 003
Optical fiber 004	Optical fiber 004
		Optical fiber 005	Optical fiber 005
Optical fiber … …	Optical fiber … …

The second traversal is performed, the second fiber in the column with thefiber number 1, the third fiber in the column with thefiber number 2 and all the following fibers are traversed, and the like:

optical fiber number 1	Optical fiber number 2
		Optical fiber 001	Optical fiber 001
Optical fiber 002	Optical fiber 002
		Optical fiber 003	Optical fiber 003
Optical fiber 004	Optical fiber 004
		Optical fiber 005	Optical fiber 005
Optical fiber … …	Optical fiber … …

3. The risk calculation method is that the number of risk segments of the same route is divided by the total risk segment, and the example is as follows:

optical fiber 001: pipe shaft 1-pipe shaft 2-pipe shaft 3

Optical fiber 002: pipe shaft 3-pipe shaft 2-pipe shaft 4

The risk section of the same route is the pipe well 2, 1 section in total, and the total pipe section is 3, so the risk is 1/3%

4. And (3) forming the following same routing optical cable pairs through the calculation of thesteps 2 and 3:

risk pair serial number	Optical cable number 1	Optical cable number 2	Same route ratio (%)

Step four: thecomprehensive resource system 3 modifies the description of the port in the manufacturernetwork management system 2 according to the new transmission optical cable segment table in the third step; in the fourth step, the port modification requirement is that for the single board with the circuit number or the single board connected with the optical cable, the port description field is enclosed by small brackets, if a plurality of contents need to be marked by the small brackets, the circuit number and the optical path number are marked in the first small bracket, the circuit number is in the front, the optical path number is in the back, and a semicolon is used in the middle; "divide, divide (require program to identify small brackets, full angle half angle of the part number).

In this embodiment, the integratedresource system 3 modifies the port description on the manufacturernetwork management system 2 manually according to the transmission cable segment table, and the labeling example is as follows: example circuit number: Guangzhou-Shenzhen 10GE0004KA,

example light path number: shenzhen nan shan region west Li-Guangzhou wine Nansha machine building F0016WDM,

(A) (circuit number; light path number) — special cases, both of them are present, the branch board is far away, etc.,

(B) (circuit number;) - (circuit number only, no circuit number, suitable for a branch circuit board),

(C) (; light path number) — for FIU, OA beacon flame (future OSCAD direct connection), OPA-OBA of Zhongxing, etc.,

(D) (;) - (information insufficiency),

blank- (information incomplete or not filled in),

the docking CNMNET BR-DG-' is marked (in the survey) with supplementary content followed by parentheses and the program identifies the content in the 1 st parentheses.

Step five: thecomprehensive resource system 3 extracts transmission segment information corresponding to the same routing risk pairs in the new transmission optical cable segment table by using an excel vlookup formula, and writes or imports the transmission segment information into the manufacturernetwork management system 2 one by one;

in this embodiment, the transmission cable segment table (table one) includes the corresponding relationship between the transmission segment and the cable number, the co-routed cable pair includes the cable number information, the transmission segment information corresponding to the co-routed risk pair is extracted by using the excel vlookup formula, and is written into the manufacturernetwork management system 2 one by one in a manual manner, or is imported (table two), which means as follows:

risk pair serial number	Optical cable number 1	Optical cable number 2	Same route ratio (%)

Watch 1

Risk link groupnumber	Transmission section	1	Transmission section 2

Watch two

Step six: when the manufacturernetwork management system 2 configures the service, the related network elements and interfaces on the working path and the related network elements and interfaces on the protection path are different in the same risk link group, if the same routing risk exists, a window pop-up prompt is carried out on the side, and the configuration can be issued after confirmation;

step seven: the manufacturernetwork management system 2 performs single topology restoration, cross-domain topology docking, service protection relationship identification, recording and the like;

in this embodiment, single topology reduction; correlation path: a client service side path, a network element internal cross path, a network element internal optical fiber path and an inter-network element optical fiber path; logic process: OTN external: obtaining a client service path from the SNL table, wherein the client service path comprises a path name and a related interface; acquiring a related light path number and a related circuit number based on the client service port information and the port description; inside the OTN: and acquiring the name of the lower layer path from the SNR table by using the SNL path ID acquired by the upper layer, and circulating the related interface information until the bottom OTS layer.

Cross-domain topology docking: after the pipeline provides the intra-domain topology restored from the manufacturernetwork management system 2, the cross-domain topology docking is completed based on the optical cable number recorded by the port description of the branch board interface.

And identifying a service protection relationship: the service protection identifies working or protection based on the master and slave of the Role field in the SNR table; the port/line table judges whether to identify working or protection based on the master and slave of the Role field in the port protection group unit table.

And (4) recording a service protection relationship: for the external protection case, the association can be performed based on the circuit number transferred at the time of opening, and the table format is as follows:

step eight: after thepipeline system 1 restores the end-to-end service path, the same-route risk check is performed on the transmission sections related to the working path and the protection path, and if a risk exists, prompting is required and configuration is allowed to be issued.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.

Claims (10)

Translated fromChinese

1.一种传输网络物理同路由隐患排查规避系统，其特征在于：包括三个子系统，分别为管线系统、厂商网管系统以及综合资源系统，所述管线系统用于跨网管同路由的风险排查，所述厂商网管系统用于单网管同路由风险排查规避，所述综合资源系统用于跨网管同路由风险规避。1. a transmission network physics with routing hidden danger investigation and avoidance system, it is characterized in that: comprise three subsystems, be respectively pipeline system, manufacturer's network management system and comprehensive resource system, described pipeline system is used for the risk investigation of the same route across network management, The manufacturer's network management system is used for single-network management co-routing risk investigation and avoidance, and the comprehensive resource system is used for cross-network management co-routing risk avoidance.2.如权利要求1所述的一种传输网络物理同路由隐患排查规避系统，其特征在于：所述管线系统包括传输光纤段整合以及同路由风险光纤对计算两个部分。2 . The transmission network physical co-routing hidden danger investigation and avoidance system according to claim 1 , wherein the pipeline system includes two parts: transmission optical fiber segment integration and co-routing risk optical fiber pair calculation. 3 .3.如权利要求1所述的一种传输网络物理同路由隐患排查规避系统，其特征在于：所述厂商网管系统包括修改端口信息、风险链路组管理以及业务配置进行风险链路组校验。3. a kind of transmission network physics as claimed in claim 1 with routing hidden danger investigation and avoidance system, it is characterized in that: described manufacturer's network management system comprises to modify port information, risk link group management and business configuration to carry out risk link group verification .4.如权利要求1所述的一种传输网络物理同路由隐患排查规避系统，其特征在于：所述综合资源系统包括单域拓扑还原、跨域拓扑对接和业务保护关系的识别和录入。4. The transmission network physical co-routing hidden danger screening and evasion system according to claim 1, wherein the comprehensive resource system includes single-domain topology restoration, cross-domain topology docking, and identification and entry of service protection relationships.5.一种应用于上述权利要求1-4中任一项所述一种传输网络物理同路由隐患排查规避系统及其方法，其特征在于：还包括如下步骤：5. A system and method for detecting and avoiding hidden dangers in a transmission network physical co-routing described in any one of the above claims 1-4, it is characterized in that: also comprises the following steps:步骤一：综合资源系统通过调取厂商网管系统中的光缆链路两端接口信息，制成“传输子系统”，并发送给管线系统；Step 1: The integrated resource system makes a "transmission subsystem" by invoking the interface information at both ends of the optical cable link in the manufacturer's network management system, and sends it to the pipeline system;步骤二：管线系统将传输段和对应的光缆编号并整合，制成传输光缆段表，回传给综合资源系统存库，以及导出供人工录入到厂商网管系统中；Step 2: The pipeline system integrates the transmission section and the corresponding optical cable number to form a transmission optical cable section table, which is sent back to the integrated resource system inventory, and exported for manual entry into the manufacturer's network management system;步骤三：管线系统将传输光缆段表中数据按照光缆编号进行排序，并进行同路由遍历，随后统计计算后的同路由占比，形成同路由光缆对，并形成新的传输光缆段表；Step 3: The pipeline system sorts the data in the transmission optical cable segment table according to the optical cable number, and traverses the same route, then counts the calculated proportion of the same route, forms the same route optical cable pair, and forms a new transmission optical cable segment table;步骤四：综合资源系统根据步骤三中的新传输光缆段表，对厂商网管系统中端口的描述进行修改；Step 4: The integrated resource system modifies the description of the port in the manufacturer's network management system according to the new transmission optical cable segment table in Step 3;步骤五：综合资源系统使用excel vlookup公式提取出新传输光缆段表中同路由风险对对应的传输段信息，并逐一写入或者导入厂商网管系统中；Step 5: The comprehensive resource system uses the excel vlookup formula to extract the transmission segment information corresponding to the same routing risk pair in the new transmission optical cable segment table, and write or import it into the manufacturer's network management system one by one;步骤六：厂商网管系统在配置业务时，工作路径上相关网元和接口，和保护路径上相关网元和接口不同在同一风险链路组，如果存在同路由风险，侧弹出窗口提醒，经过确认后可以下发配置；Step 6: When the manufacturer's network management system configures services, the related NEs and interfaces on the working path and the related NEs and interfaces on the protection path are different in the same risk link group. If there is a risk of the same route, a pop-up window will be displayed. After confirmation The configuration can be released later;步骤七：厂商网管系统进行单拓扑还原，跨域拓扑对接、业务保护关系识别、录入等；Step 7: The manufacturer's network management system performs single topology restoration, cross-domain topology connection, service protection relationship identification and entry, etc.;步骤八：管线系统还原出端、到端业务路径后，将工作路径和保护路径涉及的传输段进行同路由风险校验，如果存在风险，需要进行提示并允许配置下发。Step 8: After the pipeline system restores the outbound and outbound service paths, perform the same routing risk check on the transmission segments involved in the working path and the protection path. If there is a risk, prompt and allow configuration delivery.6.如权利要求5所述的一种传输网络物理同路由隐患排查规避方法，其特征在于：步骤一中“传输子系统”中光缆链路两端网元接口信息按照网元、槽位、单板型号、端口号、端口描述的顺序进行拼合。6. A transmission network physical co-routing hidden danger investigation and evasion method as claimed in claim 5, characterized in that: in step 1, the network element interface information at both ends of the optical cable link in the "transmission subsystem" is based on network element, slot, The order of the board model, port number, and port description is combined.7.如权利要求5所述的一种传输网络物理同路由隐患排查规避方法，其特征在于：步骤二中的传输光缆表包括传输段、传输子系统以及光缆编号三项。7 . The method for checking and avoiding hidden dangers of physical co-routing in a transmission network according to claim 5 , wherein the transmission optical cable table in step 2 includes three items: transmission section, transmission subsystem and optical cable number. 8 .8.如权利要求5所述的一种传输网络物理同路由隐患排查规避方法，其特征在于：步骤三中同路由风险遍历算法；光缆一中的第n条光纤与光缆二中的第n+1条以后所有的光纤进行遍历。8. a kind of transmission network physical co-routing hidden danger investigation and evasion method as claimed in claim 5 is characterized in that: in step 3, co-routing risk traversal algorithm; the nth optical fiber in optical cable one and the n+th in optical cable two After 1, all the fibers are traversed.9.如权利要求5所述的一种传输网络物理同路由隐患排查规避方法，其特征在于：步骤三中同路由风险计算方式：同路由风险段数量除以总的风险段，同时新的传输光缆段表还增加了风险对序号、光缆一、光缆二以及同路由占比四项。9. a kind of transmission network physics as claimed in claim 5 is checked and avoided with route hidden danger, it is characterized in that: in step 3, with route risk calculation method: with route risk section quantity divided by total risk section, new transmission simultaneously The optical cable segment table also adds four items: risk pair serial number, optical cable 1, optical cable 2, and the proportion of the same route.10.如权利要求5所述的一种传输网络物理同路由隐患排查规避方法，其特征在于：步骤四中端口修改要求为对于有电路编号的单板或有光缆连接的单板。10 . The method according to claim 5 , wherein the port modification requirement in step 4 is for a single board with a circuit number or a single board with an optical cable connection. 11 .

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