CN110995348B - Method for troubleshooting and avoiding hidden physical routing danger of transmission network - Google Patents
Method for troubleshooting and avoiding hidden physical routing danger of transmission network Download PDFInfo
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- CN110995348B CN110995348B CN201911061081.5A CN201911061081A CN110995348B CN 110995348 B CN110995348 B CN 110995348B CN 201911061081 A CN201911061081 A CN 201911061081A CN 110995348 B CN110995348 B CN 110995348B
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
- H04B10/27—Arrangements for networking
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
- H04B10/25—Arrangements specific to fibre transmission
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L43/00—Arrangements for monitoring or testing data switching networks
- H04L43/12—Network monitoring probes
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L43/00—Arrangements for monitoring or testing data switching networks
- H04L43/50—Testing arrangements
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L45/00—Routing or path finding of packets in data switching networks
- H04L45/28—Routing or path finding of packets in data switching networks using route fault recovery
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Abstract
The invention is suitable for the technical field of transmission networks, and provides a system and a method for troubleshooting and avoiding hidden dangers of physical same-route of a transmission network, wherein the 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 troubleshooting risks of cross-network management and same-route; the method comprises the steps that transmission optical cable link information is called through a pipeline system and integrated to form a transmission optical cable section table, meanwhile, optical cables in the transmission optical cable section table are subjected to risk traversal of the same route and calculation of the risk proportion 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 the transmission optical cable section table, the hidden danger of the physical same route of a transmission network is eliminated, then, a network management system of a manufacturer modifies port data of the optical cables according to a new transmission optical cable section table, meanwhile, management of a risk link group is increased, the risk link group is checked and reminded when business configuration is carried out, configuration is issued after confirmation, and the hidden danger of the physical same route of the transmission network is eliminated.
Description
Technical Field
The invention belongs to the technical field of transmission networks, and particularly relates to a method for troubleshooting and avoiding hidden physical routing hazards of a transmission network.
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.
SUMMERY OF THE UTILITY MODEL
The invention provides a method for troubleshooting and avoiding 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 route 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, and provides a method for troubleshooting and avoiding hidden dangers of physical same routes of a transmission network, which is applied to a system for troubleshooting and avoiding the hidden dangers of the physical same routes of the transmission network, wherein the system for troubleshooting and avoiding the hidden dangers of the physical same routes of the transmission network comprises three subsystems, namely a pipeline system, a manufacturer network management system and a comprehensive resource system;
the pipeline system comprises two parts, namely transmission optical fiber section integration and co-routing risk optical fiber pair calculation;
the manufacturer network management system comprises a modification port information unit, a risk link group management unit and a service configuration unit, wherein the risk link group is verified;
the comprehensive resource system comprises single-domain topology reduction, cross-domain topology docking and identification and entry of service protection relations;
specifically, the system for troubleshooting and avoiding the physical common route hidden danger of the transmission network applies 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 manufacturer network management system 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 end-to-end service path, 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.
Further, in the transmission subsystem in the step one, the network element interface information at two 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.
Further, the transmission cable table in the second step includes three items of transmission section, transmission subsystem and cable number.
Further, a same-route risk traversal algorithm 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.
Further, the same route risk calculation method in the third step: 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.
Furthermore, the port modification requirement in the fourth step 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 discloses a method for troubleshooting and evading hidden dangers of physical same-route of a transmission network, which is characterized in that 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 same-route risk ratio to form a same-route optical cable pair, the same-route optical cable pair is manufactured into a transmission optical cable section table, troubleshooting of the physical same-route of the transmission network is realized, then a manufacturer network management system 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 service configuration is carried out, configuration is issued after confirmation, and troubleshooting of the physical same-route hidden dangers 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 a pipeline system 1, a manufacturer network management system 2 and a comprehensive resource system 3, wherein the pipeline system 1 is used for risk troubleshooting of cross-network management and same route, the manufacturer network management system 2 is used for risk troubleshooting and evasion of single-network management and same route, and the comprehensive resource system 3 is used for risk evasion of cross-network management and same route; the pipeline system 1 comprises two parts, namely transmission optical fiber section integration and same-route risk optical fiber pair calculation; the manufacturer network management system 2 carries out risk link group verification by modifying port information, risk link group management and service configuration; the comprehensive 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 a pipeline 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 manufacturer network 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, a comprehensive 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: the comprehensive resource system 3 is used for preparing a ' transmission subsystem ' by calling interface information at two ends of an optical cable link in the manufacturer network management system 2 and sending the transmission subsystem ' to the pipeline 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 integrated resource system 3 obtains the network element interface information at both ends of the optical cable link from the manufacturer network 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 the pipeline system 1, and the transmission segments are exemplified as follows:
step two: the pipeline 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 the comprehensive resource system 3 for storage and exported for manual input into the manufacturer network management system 2;
in this embodiment, through manual verification, the pipeline 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 manufacturer network management system 2 and also returned to the comprehensive resource system 3 for storage.
Step three: the pipeline 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, the pipeline 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 in fiber number 1 column is traversed, and a second and all subsequent fibers in fiber number 2 column are traversed:
| |
|
| 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 the fiber number 1, the third fiber in the column with the fiber number 2 and all the following fibers are traversed, and the like:
| |
|
| 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 the steps 2 and 3:
| risk pair serial number | |
|
Same route ratio (%) |
Step four: the comprehensive resource system 3 modifies the description of the port in the manufacturer network 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 integrated resource system 3 modifies the port description on the manufacturer network 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: the comprehensive 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 manufacturer network 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 manufacturer network management system 2 one by one in a manual manner, or is imported (table two), which means as follows:
| risk pair serial number | |
|
Same route ratio (%) |
| Risk link group | Transmission section | 1 | |
Watch two
Step six: when the manufacturer network 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 manufacturer network 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 manufacturer network 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 the pipeline system 1 restores the end-to-end service path, the same-route risk check is performed on the transmission segments 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 (6)
1. A method for troubleshooting and avoiding hidden physical routing troubles of a transmission network is characterized by comprising the following steps: the system is applied to a transmission network physical same-route hidden danger troubleshooting and evasion system, the transmission network physical same-route hidden danger troubleshooting and evasion system comprises three subsystems which are respectively a pipeline system, a manufacturer network management system and a comprehensive resource system, the pipeline system is used for risk troubleshooting of cross-network management and same route, the manufacturer network management system is used for risk troubleshooting and evasion of single-network management and same route, and the comprehensive resource system is used for risk evasion of cross-network management and same route;
the pipeline system comprises two parts, namely transmission optical fiber section integration and co-routing risk optical fiber pair calculation;
the manufacturer network management system comprises a modification port information unit, a risk link group management unit and a service configuration unit, wherein the risk link group is verified;
the comprehensive resource system comprises single-domain topology reduction, cross-domain topology docking and identification and entry of service protection relations;
specifically, the system for troubleshooting and avoiding the physical common route hidden danger of the transmission network applies 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 manufacturer network management system 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 end-to-end service path, 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.
2. The method for troubleshooting and evading hidden physical routing troubles of a transmission network as claimed in claim 1, wherein the method comprises the following steps: 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 type, the port number and the port description.
3. The method for troubleshooting and evading hidden physical routing troubles of a transmission network as claimed in claim 1, wherein the method comprises the following steps: the transmission optical cable table in the second step comprises three items of transmission sections, transmission subsystems and optical cable numbers.
4. The method for troubleshooting and evading hidden physical routing troubles of a transmission network as claimed in claim 1, wherein the method comprises the following steps: 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.
5. The method for troubleshooting and evading hidden physical routing troubles of a transmission network as claimed in claim 1, wherein the method comprises the following steps: the same route risk calculation mode in the 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.
6. The method for troubleshooting and evading hidden physical routing troubles of a transmission network as claimed in claim 1, wherein the method comprises the following steps: the port modification requirement in the fourth step is for a single board with a circuit number or a single board with an optical cable connection.
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| CN111934914B (en) * | 2020-07-15 | 2022-01-18 | 北京思特奇信息技术股份有限公司 | Method and system for analyzing same route of transmission network |
| CN112291143A (en) * | 2020-10-28 | 2021-01-29 | 湖北工业大学 | Method and system for optimizing main and standby routes of label switched path |
| CN112422343B (en) * | 2020-11-18 | 2023-04-18 | 北京直真科技股份有限公司 | Method for evaluating hidden danger of same route based on transmission network |
| CN114726778B (en) * | 2020-12-18 | 2023-07-18 | 中国联合网络通信集团有限公司 | Method for opening special service line and server |
| CN113949446B (en) * | 2021-09-08 | 2023-04-21 | 中国联合网络通信集团有限公司 | Optical fiber monitoring method, device, equipment and storage medium |
| CN114696900A (en) * | 2022-04-11 | 2022-07-01 | 中国移动通信集团陕西有限公司 | Method, device and equipment for detecting same cable and same route and computer storage medium |
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| CN107508632B (en) * | 2016-06-14 | 2020-02-18 | 中国移动通信集团广东有限公司 | Method and device for positioning faults of optical cables in same route |
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| CN103166774A (en) * | 2011-12-09 | 2013-06-19 | 中国移动通信集团福建有限公司 | Checking method and device of the same route |
| CN107465454A (en) * | 2016-06-03 | 2017-12-12 | 中国移动通信集团浙江有限公司 | It is a kind of to judge method and apparatus of the physics with route |
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