CN113452469B - 100G incoherent DWDM optical transmission system - Google Patents

100G incoherent DWDM optical transmission system Download PDF

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CN113452469B
CN113452469B CN202110676034.2A CN202110676034A CN113452469B CN 113452469 B CN113452469 B CN 113452469B CN 202110676034 A CN202110676034 A CN 202110676034A CN 113452469 B CN113452469 B CN 113452469B
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parameter
transmission system
optical transmission
dwdm optical
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CN113452469A (en
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关旺振
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Shenzhen Htfuture Co ltd
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J14/00—Optical multiplex systems
    • H04J14/02—Wavelength-division multiplex systems
    • H04J14/0227—Operation, administration, maintenance or provisioning [OAMP] of WDM networks, e.g. media access, routing or wavelength allocation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J14/00—Optical multiplex systems
    • H04J14/02—Wavelength-division multiplex systems
    • H04J14/0201—Add-and-drop multiplexing
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L41/00—Arrangements for maintenance, administration or management of data switching networks, e.g. of packet switching networks
    • H04L41/06—Management of faults, events, alarms or notifications
    • H04L41/0631—Management of faults, events, alarms or notifications using root cause analysis; using analysis of correlation between notifications, alarms or events based on decision criteria, e.g. hierarchy, tree or time analysis
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L41/00—Arrangements for maintenance, administration or management of data switching networks, e.g. of packet switching networks
    • H04L41/06—Management of faults, events, alarms or notifications
    • H04L41/0681—Configuration of triggering conditions
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L41/00—Arrangements for maintenance, administration or management of data switching networks, e.g. of packet switching networks
    • H04L41/06—Management of faults, events, alarms or notifications
    • H04L41/069—Management of faults, events, alarms or notifications using logs of notifications; Post-processing of notifications

Abstract

The invention provides a 100G incoherent DWDM optical transmission system, which is characterized by comprising: the wavelength routing module is used for completing wavelength extraction, insertion, multiplexing and demultiplexing of the DWDM line; the performance monitoring module is used for recording wavelength parameters of the DWDM line; the wavelength parameters comprise a wavelength value, a power value and an OSNR parameter; the adaptation module is used for processing time slot adjustment and coding and decoding, adapting to DWDM subnet network management information and analyzing the instruction of the subnet network management module; and the network management module is used for receiving parameters of each component in the DWDM optical transmission system and managing and maintaining the DWDM optical transmission system.

Description

100G incoherent DWDM optical transmission system
Technical Field
The invention provides a 100G incoherent DWDM optical transmission system, belonging to the technical field of communication transmission.
Background
Dense Wavelength Division Multiplexing (DWDM) is a technique that combines a set of optical wavelengths and transmits them through a single optical fiber. This is a laser technique used to increase bandwidth over existing fiber backbones. More specifically, the technique multiplexes the tight spectral spacing of individual fiber carriers in a given fiber to take advantage of the achievable transmission performance (e.g., minimal dispersion or attenuation). In this way, the total number of optical fibers required can be reduced for a given information transmission capacity.
At present, with the continuous development of communication technology, the communication capability of a DWDM optical transmission system is gradually improved, but in terms of management and monitoring of the operating state of data and the like of the DWDM optical transmission system, there are also problems that human detection and monitoring are neglected, and the monitoring efficiency and monitoring degree are low.
Disclosure of Invention
The invention provides a 100G incoherent DWDM optical transmission system, which is used for solving the problems of omission, low monitoring efficiency and low monitoring strength in manual detection and monitoring in the prior art:
a 100G incoherent DWDM optical transmission system, the system comprising:
the wavelength routing module is used for completing wavelength extraction, insertion, multiplexing and demultiplexing of the DWDM line;
the performance monitoring module is used for recording wavelength parameters of the DWDM line; the wavelength parameters comprise a wavelength value, a power value and an OSNR parameter;
the adaptation module is used for processing time slot adjustment and coding and decoding, adapting to DWDM subnet network management information and analyzing the instruction of the subnet network management module;
and the network management module is used for receiving parameters of each component in the DWDM optical transmission system and managing and maintaining the DWDM optical transmission system.
Further, the network management module comprises:
the interface control module is used for controlling interface triggering, content display and page switching of the network management platform;
the data management module is used for managing and storing the operation monitoring data of the daily DWDM optical transmission system;
the function configuration module is used for setting state parameters aiming at the actual operation condition of the DWDM optical transmission system;
and the alarm management module is used for managing and storing fault and alarm information in the operation process of the DWDM optical transmission system in real time.
Further, the data management module includes:
the parameter receiving module is used for receiving the operation parameter data of each part collected in the operation process of the DWDM optical transmission system in real time;
the parameter monitoring module is used for comparing the real-time received operation parameter data of each component with a preset threshold corresponding to each parameter data; and if the actual operation parameters of the DWDM optical transmission system do not accord with the corresponding threshold value requirements, alarming and sending alarm data to an alarm management module.
Further, the functional configuration module comprises:
a specification input module, which is used for inputting the index parameters of each hardware device in the DWDM optical transmission system to a network management module;
the parameter generating module is used for generating equipment parameters matched with the operation requirements of the DWDM optical transmission system according to the index parameters of each hardware equipment in the DWDM optical transmission system, and automatically configuring the equipment parameters to the operation of the corresponding hardware equipment in the DWDM optical transmission system;
the parameter changing module is used for providing a self-setting equipment parameter input port for a user and detecting whether the user performs equipment parameter self-setting or not in real time;
the parameter extraction module is used for extracting the specific value of the equipment parameter set by the user when the user is detected to set the equipment parameter by himself, and extracting the corresponding equipment parameter generated by the parameter generation module by himself;
the parameter comparison module is used for comparing the specific value of the equipment parameter set by the user and the corresponding equipment parameter generated by the parameter generation module, judging whether the difference value between the parameter set by the user and the corresponding equipment parameter generated by the parameter generation module exceeds the upper limit value of the parameter difference, and if the difference value exceeds the upper limit value of the parameter difference, carrying out danger warning on the modification of the user;
the parameter setting and recording module is used for allowing the parameter setting to be changed when the equipment parameter set by the user does not exceed the upper limit value of the parameter difference, and recording the current parameter change date, the original parameter value before the parameter change and the operation parameter value after the parameter change; and sends the current parameter change date to the alarm management module.
Further, the parameter difference upper limit value is obtained by the following formula:
Figure BDA0003120620710000021
wherein H c Representing the upper limit value of the parameter difference; h represents a parameter setting value corresponding to each equipment parameter generated by the number generation module; h i Representing a corresponding parameter value when the maximum parameter fluctuation occurs in the actual operation of the equipment in the ith operation monitoring period; n represents the number of monitoring cycles in which the DWDM optical transmission system operates; h max Indicating the maximum value of the parameter setting allowable adjustment range corresponding to the index parameter of each hardware device in the DWDM optical transmission system.
Further, the alarm management module includes:
the alarm counting module is used for counting the times of abnormal operation alarm and fault alarm of the DWDM optical transmission system in an operation monitoring period; when the operation abnormal alarm frequency exceeds a preset abnormal operation alarm frequency threshold value or the fault alarm frequency exceeds a preset fault alarm frequency threshold value, performing operation maintenance warning;
the time receiving module is used for receiving the current parameter change date sent by the parameter setting and recording module, and respectively adjusting the operation monitoring period, the abnormal operation alarm time threshold and the fault alarm time threshold after receiving the current parameter change date, wherein the operation monitoring period, the abnormal operation alarm time threshold and the fault alarm time threshold are adjusted through the following formulas:
Figure BDA0003120620710000031
Figure BDA0003120620710000032
Figure BDA0003120620710000033
wherein, T s Indicating the adjusted operation monitoring period, T 0 Representing the operation monitoring period before adjustment; h r Representing the corresponding parameter value after the user sets the equipment parameter by himself; w 1 Indicating the adjusted abnormal operation alarm frequency threshold value; w 0 Representing a preset threshold value, W, of the number of original abnormal operation alarms 0 The value range of (A) is 8-12 times; n is a radical of 1 Indicating an adjusted fault alarm number threshold; n is a radical of 0 Representing a preset threshold value, W, of the number of original fault alarms 0 The value range of (A) is 5-8 times; INT () represents an ceiling function.
Further, the network management method of the network management module includes:
s1, controlling the triggering of the network management platform interface, the content display and the page switching;
s2, managing and storing the operation monitoring data of the daily DWDM optical transmission system;
s3, setting state parameters aiming at the actual operation condition of the DWDM optical transmission system;
and S4, managing and storing fault and alarm information in the operation process of the DWDM optical transmission system in real time.
Further, the managing and storing operation monitoring data of the daily DWDM optical transmission system includes:
s201, receiving operation parameter data of each part collected in the operation process of the DWDM optical transmission system in real time;
s202, comparing the real-time received operation parameter data of each component with a preset threshold corresponding to each parameter data; and if the actual operation parameters of the DWDM optical transmission system do not accord with the corresponding threshold value requirements, alarming and sending alarm data to an alarm management module.
Further, the setting of the state parameters for the actual operation condition of the DWDM optical transmission system includes:
s301, inputting index parameters of each hardware device in the DWDM optical transmission system to a network management module;
s302, generating equipment parameters matched with the operation requirements of the DWDM optical transmission system according to the index parameters of each hardware equipment in the DWDM optical transmission system, and configuring the equipment parameters to the operation of the corresponding hardware equipment in the DWDM optical transmission system;
s303, providing a self-setting equipment parameter input port for a user, and detecting whether the user performs equipment parameter self-setting in real time;
s304, when detecting that the user sets the equipment parameters by himself, extracting the specific values of the equipment parameters set by the user by himself, and extracting the corresponding equipment parameters generated by the parameter generation module by himself;
s305, comparing the specific value of the equipment parameter set by the user and the corresponding equipment parameter generated by the parameter generation module, judging whether the difference value between the parameter set by the user and the corresponding equipment parameter generated by the parameter generation module exceeds the upper limit value of the parameter difference, and if the difference value exceeds the upper limit value of the parameter difference, carrying out danger warning on the modification of the user;
s306, when the equipment parameters set by the user do not exceed the upper limit value of the parameter difference, the parameter setting is allowed to be changed, and the current parameter changing date, the original parameter values before the parameter changing and the running parameter values after the parameter changing are recorded.
Further, the real-time managing and storing fault and alarm information during the operation of the DWDM optical transmission system includes:
s401, counting the operation abnormity alarm and fault alarm times of the DWDM optical transmission system in an operation monitoring period; when the operation abnormal alarm frequency exceeds a preset abnormal operation alarm frequency threshold value or the fault alarm frequency exceeds a preset fault alarm frequency threshold value, performing operation maintenance warning;
s402, receiving the current parameter change date sent by the parameter setting recording module, and respectively adjusting the operation monitoring period, the abnormal operation alarm time threshold and the fault alarm time threshold after receiving the current parameter change date.
The invention has the beneficial effects that:
the 100G incoherent DWDM optical transmission system can effectively and automatically monitor the operation state of the DWDM optical transmission system, can automatically generate the operation state parameters according to the equipment index quantity of the DWDM optical transmission system, does not need manual setting, saves time and labor, and improves the operation preparation and installation efficiency of the DWDM optical transmission system. On the other hand, when the user operation and maintenance personnel adjusts the operation state parameters of each device in the DWDM optical transmission system, the parameter adjustment of the personnel can be strictly monitored, and the problem that the DWDM optical transmission system cannot normally operate due to the error parameter setting of the operation and maintenance personnel is solved. Meanwhile, the threshold value adjustment of alarm monitoring is carried out according to the actual adjustment condition of the operation state parameters of the DWDM optical transmission system, so that the monitoring intensity and the monitoring efficiency of the adjusted DWDM optical transmission system can be improved.
Drawings
FIG. 1 is a system block diagram of the system of the present invention.
Detailed Description
The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are described herein for the purpose of illustration and explanation and not limitation.
An embodiment of the present invention provides a 100G incoherent DWDM optical transmission system, as shown in fig. 1, the system includes:
the wavelength routing module is used for completing wavelength extraction, insertion, multiplexing and demultiplexing of the DWDM line;
the performance monitoring module is used for recording wavelength parameters of the DWDM line; the wavelength parameters comprise a wavelength value, a power value and an OSNR parameter;
the adaptation module is used for processing time slot adjustment and coding and decoding, adapting to DWDM subnet network management information and analyzing the instruction of the subnet network management module;
and the network management module is used for receiving parameters of each component in the DWDM optical transmission system and managing and maintaining the DWDM optical transmission system.
The working principle of the technical scheme is as follows: firstly, wavelength extraction, insertion, multiplexing and demultiplexing of DWDM lines are completed through a wavelength routing module; recording wavelength parameters of the DWDM line by using a performance monitoring module; the wavelength parameters comprise a wavelength value, a power value and an OSNR parameter; adopting an adaptation module to adjust the time slot, process the coding and decoding, adapt the time slot to DWDM subnet network management information, and analyze the instruction of the subnet network management module; subsequently, parameters of each component in the DWDM optical transmission system are received through a network management module, and the DWDM optical transmission system is managed and maintained.
The effect of the above technical scheme is as follows: can effectively carry out automatic monitoring to DWDM optical transport system running state, improve the stability of DWDM optical transport system operation, simultaneously, can carry out the automatic generation of running state parameter according to DWDM optical transport system's equipment index volume, need not artifical setting, labour saving and time saving improves DWDM optical transport system operation and prepares and installation effectiveness. On the other hand, when the user operation and maintenance personnel adjusts the operation state parameters of each device in the DWDM optical transmission system, the parameter adjustment of the personnel can be strictly monitored, and the problem that the DWDM optical transmission system cannot normally operate due to the error parameter setting of the operation and maintenance personnel is solved. Meanwhile, the threshold value adjustment of alarm monitoring is carried out according to the actual adjustment condition of the operation state parameters of the DWDM optical transmission system, so that the monitoring intensity and the monitoring efficiency of the adjusted DWDM optical transmission system can be improved.
In one embodiment of the present invention, the network management module includes:
the interface control module is used for controlling interface triggering, content display and page switching of the network management platform;
the data management module is used for managing and storing the operation monitoring data of the daily DWDM optical transmission system;
the function configuration module is used for setting state parameters aiming at the actual operation condition of the DWDM optical transmission system;
and the alarm management module is used for managing and storing fault and alarm information in the operation process of the DWDM optical transmission system in real time.
Wherein the data management module comprises:
the parameter receiving module is used for receiving the operation parameter data of each part collected in the operation process of the DWDM optical transmission system in real time;
the parameter monitoring module is used for comparing the real-time received operation parameter data of each component with a preset threshold corresponding to each parameter data; and if the actual operation parameters of the DWDM optical transmission system do not accord with the corresponding threshold value requirements, alarming and sending alarm data to an alarm management module.
The working principle of the technical scheme is as follows: the operation process of the network management module is as follows: firstly, an interface control module is used for controlling interface triggering, content display and page switching of a network management platform; then, managing and storing the operation monitoring data of the daily DWDM optical transmission system by adopting a data management module; then, setting state parameters aiming at the actual operation condition of the DWDM optical transmission system through a function configuration module; and finally, managing and storing fault and alarm information in the operation process of the DWDM optical transmission system in real time through an alarm management module.
The operation process of the data management module comprises the following steps:
firstly, a parameter receiving module is used for receiving operation parameter data of each part collected in the operation process of a DWDM optical transmission system in real time; then, comparing the real-time received operation parameter data of each component with a preset threshold corresponding to each parameter data through a parameter monitoring module; and if the actual operation parameters of the DWDM optical transmission system do not accord with the corresponding threshold value requirements, alarming and sending alarm data to an alarm management module.
The effect of the above technical scheme is as follows: effectively improve DWDM optical transport system monitoring efficiency and control dynamics, for the fortune dimension work of fortune dimension personnel provides the data reference, simultaneously, also improve the efficiency of later stage fortune dimension work, labour saving and time saving, and then improve DWDM optical transport system operation preparation and installation effectiveness.
In one embodiment of the present invention, the function configuration module includes:
a specification input module, which is used for inputting the index parameters of each hardware device in the DWDM optical transmission system to a network management module;
a parameter generating module, configured to generate a device parameter matching with the operation requirement of the DWDM optical transmission system according to the index parameter of each hardware device in the DWDM optical transmission system, and configure the device parameter to the corresponding hardware device in the DWDM optical transmission system;
the parameter changing module is used for providing a self-setting equipment parameter input port for a user and detecting whether the user performs equipment parameter self-setting or not in real time;
the parameter extraction module is used for extracting the specific value of the equipment parameter set by the user when the user is detected to set the equipment parameter by himself, and extracting the corresponding equipment parameter generated by the parameter generation module by himself;
the parameter comparison module is used for comparing the specific value of the equipment parameter set by the user and the corresponding equipment parameter generated by the parameter generation module, judging whether the difference value between the parameter set by the user and the corresponding equipment parameter generated by the parameter generation module exceeds the upper limit value of the parameter difference, and if the difference value exceeds the upper limit value of the parameter difference, carrying out danger warning on the modification of the user;
the parameter setting and recording module is used for allowing the parameter setting to be changed when the equipment parameter set by the user does not exceed the upper limit value of the parameter difference, and recording the current parameter change date, the original parameter value before the parameter change and the operation parameter value after the parameter change; and sends the current parameter change date to the alarm management module.
Wherein, the parameter difference upper limit value is obtained by the following formula:
Figure BDA0003120620710000071
wherein H c Representing the upper limit value of the parameter difference; h represents a parameter setting value corresponding to each equipment parameter generated by the number generation module; h i Representing a corresponding parameter value when the maximum parameter fluctuation occurs in the actual operation of the equipment in the ith operation monitoring period; n represents the number of monitoring cycles in which the DWDM optical transmission system operates; h max Indicating the maximum value of the parameter setting allowable adjustment range corresponding to the index parameter of each hardware device in the DWDM optical transmission system.
The working principle of the technical scheme is as follows: the function configuration module operation process comprises the following steps:
firstly, inputting index parameters of each hardware device in the DWDM optical transmission system to a network management module through a specification input module; then, generating equipment parameters matched with the operation requirements of the DWDM optical transmission system according to the index parameters of each hardware equipment in the DWDM optical transmission system through a parameter generating module, and configuring the equipment parameters to the operation of the corresponding hardware equipment in the DWDM optical transmission system; then, a parameter changing module provides a self-setting equipment parameter input port for a user, and detects whether the user performs equipment parameter self-setting in real time; when detecting that the user sets the equipment parameters by himself, the parameter extraction module is used for extracting the specific values of the equipment parameters set by the user and extracting the corresponding equipment parameters generated by the parameter generation module; then, comparing the specific value of the equipment parameter set by the user with the corresponding equipment parameter generated by the parameter generation module by the parameter comparison module, judging whether the difference value between the parameter set by the user and the corresponding equipment parameter generated by the parameter generation module by the user exceeds the upper limit value of the parameter difference, and if the difference value exceeds the upper limit value of the parameter difference, carrying out danger warning on the modification of the user; finally, when the equipment parameters set by the user do not exceed the upper limit value of the parameter difference, the parameter setting recording module allows the parameter setting to be changed and records the current parameter changing date, the original parameter values before the parameter changing and the running parameter values after the parameter changing; and sends the current parameter change date to the alarm management module.
The effect of the above technical scheme is as follows: through the mode, when the DWDM optical transmission system is in the initial state, the equipment setting is not required to be manually carried out, the DWDM optical transmission system automatically carries out the initial operation state parameter setting through the network management module, and the operation state parameter setting extracts the system index parameter of the DWDM optical transmission system, so that the automatic setting of the operation parameter can be effectively and accurately matched with the DWDM optical transmission system. Meanwhile, for better matching with the use of users, an artificial parameter setting channel is provided for the users, and the artificial system operation parameter setting is strictly monitored by strictly setting the parameter adjustment difference value, so that the system operation parameter setting change monitoring efficiency is effectively improved, and the problem that the DWDM optical transmission system cannot normally operate due to error in parameter setting of operation and maintenance personnel is prevented.
On the other hand, the difference value upper limit value provided by the formula can provide the operation parameter adjustment setting authority for the user to the maximum extent, and the adjustment flexibility of the user for the operation state of the DWDM optical transmission system in the actual use process is improved. Meanwhile, parameter adjustment limitation is considered, the influence of parameter setting on the stability of the DWDM optical transmission system can be effectively reduced through the difference value upper limit value obtained through the formula, and the stability of the operation of the DWDM optical transmission system is guaranteed while the operation adjustment flexibility of the DWDM optical transmission system is improved.
In one embodiment of the invention, the alarm management module comprises:
the alarm counting module is used for counting the operation abnormity alarm and fault alarm times of the DWDM optical transmission system in an operation monitoring period; when the operation abnormal alarm frequency exceeds a preset abnormal operation alarm frequency threshold value or the fault alarm frequency exceeds a preset fault alarm frequency threshold value, performing operation maintenance warning;
the time receiving module is used for receiving the current parameter change date sent by the parameter setting and recording module, and respectively adjusting the operation monitoring period, the abnormal operation alarm time threshold and the fault alarm time threshold after receiving the current parameter change date, wherein the operation monitoring period, the abnormal operation alarm time threshold and the fault alarm time threshold are adjusted through the following formulas:
Figure BDA0003120620710000081
Figure BDA0003120620710000082
Figure BDA0003120620710000083
wherein, T s Indicating the adjusted operation monitoring period, T 0 Representing the operation monitoring period before adjustment; h r Representing the corresponding parameter value after the user sets the equipment parameter by himself; w 1 Indicating the adjusted abnormal operation alarm frequency threshold value; w 0 Representing a preset threshold value, W, of the number of original abnormal operation alarms 0 The value range of (A) is 8-12 times; n is a radical of 1 Indicating an adjusted fault alarm number threshold; n is a radical of 0 Representing a preset threshold value, W, of the number of original fault alarms 0 The value range of (A) is 5-8 times; INT () represents an ceiling function.
The working principle of the technical scheme is as follows: firstly, an alarm counting module is adopted to count the times of abnormal operation alarm and fault alarm of a DWDM optical transmission system in an operation monitoring period; when the operation abnormal alarm frequency exceeds a preset abnormal operation alarm frequency threshold value or the fault alarm frequency exceeds a preset fault alarm frequency threshold value, performing operation maintenance warning; then, the time receiving module is used for receiving the current parameter change date sent by the parameter setting recording module, and respectively adjusting the operation monitoring period, the abnormal operation alarm time threshold value and the failure alarm time threshold value after receiving the current parameter change date,
the effect of the above technical scheme is as follows: the threshold value adjustment of alarm monitoring is carried out according to the actual adjustment condition of the operation state parameters of the DWDM optical transmission system, so that the monitoring intensity and the monitoring efficiency of the adjusted DWDM optical transmission system can be improved. Meanwhile, the operation monitoring period, the abnormal operation alarm frequency threshold value and the fault alarm frequency threshold value obtained by the formula can enable the monitoring period and the threshold value to be set in parameter setting adjustment for reasonable matching, so that the operation state of the DWDM optical transmission system after parameter adjustment and the monitoring index are uniformly changed, the requirement conformity of the operation state of the DWDM optical transmission system and the monitoring index is effectively improved, and the accuracy of monitoring the operation state of the DWDM optical transmission system is further improved. Because the operation state of the DWDM optical transmission system is changed after the system operation parameters are adjusted and set, the operation monitoring period and the threshold value are adjusted by the formula, so that the problems that the operation state of the DWDM optical transmission system is unreasonable to monitor and the monitoring degree is insufficient due to the fact that the unified monitoring period and the unified monitoring threshold value are not accordant with the monitoring degree and the monitoring index of the operation state of the DWDM optical transmission system after the parameters are adjusted can be prevented.
In an embodiment of the present invention, a network management method of the network management module includes:
s1, controlling the triggering of the network management platform interface, the content display and the page switching;
s2, managing and storing the operation monitoring data of the daily DWDM optical transmission system;
s3, setting state parameters aiming at the actual operation condition of the DWDM optical transmission system;
and S4, managing and storing fault and alarm information in the operation process of the DWDM optical transmission system in real time.
Wherein the managing and storing operational monitoring data for a daily DWDM optical transmission system comprises:
s201, receiving operation parameter data of each part collected in the operation process of the DWDM optical transmission system in real time;
s202, comparing the real-time received operation parameter data of each component with a preset threshold corresponding to each parameter data; and if the actual operation parameters of the DWDM optical transmission system do not accord with the corresponding threshold value requirements, alarming and sending alarm data to an alarm management module.
The setting of the state parameters aiming at the practical operation condition of the DWDM optical transmission system comprises the following steps:
s301, inputting the index parameters of each hardware device in the DWDM optical transmission system to a network management module;
s302, generating equipment parameters matched with the operation requirements of the DWDM optical transmission system according to the index parameters of each hardware equipment in the DWDM optical transmission system, and configuring the equipment parameters to the operation of the corresponding hardware equipment in the DWDM optical transmission system;
s303, providing a self-setting equipment parameter input port for a user, and detecting whether the user performs equipment parameter self-setting in real time;
s304, when detecting that the user sets the equipment parameters by himself, extracting the specific values of the equipment parameters set by the user by himself, and extracting the corresponding equipment parameters generated by the parameter generation module by himself;
s305, comparing the specific value of the equipment parameter set by the user and the corresponding equipment parameter generated by the parameter generation module, judging whether the difference value between the parameter set by the user and the corresponding equipment parameter generated by the parameter generation module exceeds the upper limit value of the parameter difference, and if the difference value exceeds the upper limit value of the parameter difference, carrying out danger warning on the modification of the user;
s306, when the equipment parameters set by the user do not exceed the upper limit value of the parameter difference, the parameter setting is allowed to be changed, and the current parameter changing date, the original parameter values before the parameter changing and the running parameter values after the parameter changing are recorded.
The real-time management and storage of fault and alarm information in the operation process of the DWDM optical transmission system comprises the following steps:
s401, counting the operation abnormity alarm and fault alarm times of the DWDM optical transmission system in an operation monitoring period; when the operation abnormal alarm frequency exceeds a preset abnormal operation alarm frequency threshold value or the fault alarm frequency exceeds a preset fault alarm frequency threshold value, performing operation maintenance warning;
s402, receiving the current parameter change date sent by the parameter setting recording module, and respectively adjusting the operation monitoring period, the abnormal operation alarm time threshold and the fault alarm time threshold after receiving the current parameter change date.
The effect of the above technical scheme is as follows: can effectively carry out automatic monitoring to DWDM optical transport system running state, improve the stability of DWDM optical transport system operation, simultaneously, can carry out the automatic generation of running state parameter according to DWDM optical transport system's equipment index volume, need not artifical setting, labour saving and time saving improves DWDM optical transport system operation and prepares and installation effectiveness. On the other hand, when the user operation personnel adjusts the operation state parameters of each device in the DWDM optical transmission system, the parameter adjustment of the personnel can be strictly monitored, and the problem that the DWDM optical transmission system cannot normally operate due to the wrong parameter setting of the operation personnel is prevented. Meanwhile, the threshold value adjustment of alarm monitoring is carried out according to the actual adjustment condition of the operation state parameters of the DWDM optical transmission system, so that the monitoring intensity and the monitoring efficiency of the adjusted DWDM optical transmission system can be improved.
It will be apparent to those skilled in the art that various changes and modifications may be made in the present invention without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include such modifications and variations.

Claims (8)

1. A 100G incoherent DWDM optical transmission system, comprising:
the wavelength routing module is used for completing wavelength extraction, insertion, multiplexing and demultiplexing of the DWDM line;
the performance monitoring module is used for recording wavelength parameters of the DWDM line; the wavelength parameters comprise a wavelength value, a power value and an OSNR parameter;
the adaptation module is used for processing time slot adjustment and coding and decoding, adapting to DWDM subnet network management information and analyzing the instruction of the subnet network management module;
the network management module is used for receiving parameters of each component in the DWDM optical transmission system and managing and maintaining the DWDM optical transmission system;
wherein the network management module comprises:
the interface control module is used for controlling interface triggering, content display and page switching of the network management platform;
the data management module is used for managing and storing the operation monitoring data of the daily DWDM optical transmission system;
the function configuration module is used for setting state parameters aiming at the actual operation condition of the DWDM optical transmission system;
the alarm management module is used for managing and storing fault and alarm information in the operation process of the DWDM optical transmission system in real time;
the alarm management module includes:
the alarm counting module is used for counting the operation abnormity alarm and fault alarm times of the DWDM optical transmission system in an operation monitoring period; when the operation abnormal alarm frequency exceeds a preset abnormal operation alarm frequency threshold value or the fault alarm frequency exceeds a preset fault alarm frequency threshold value, performing operation maintenance warning;
the time receiving module is used for receiving the current parameter change date sent by the parameter setting and recording module, and respectively adjusting the operation monitoring period, the abnormal operation alarm time threshold and the fault alarm time threshold after receiving the current parameter change date, wherein the operation monitoring period, the abnormal operation alarm time threshold and the fault alarm time threshold are adjusted through the following formulas:
Figure FDA0003676255250000011
Figure FDA0003676255250000012
Figure FDA0003676255250000013
wherein, T s Indicating the adjusted operation monitoring period, T 0 Representing the operation monitoring period before adjustment; h r Representing the corresponding parameter value after the user sets the equipment parameter by himself; w is a group of 1 Indicating the adjusted abnormal operation alarm frequency threshold value; w is a group of 0 Representing a preset threshold value, W, of the number of original abnormal operation alarms 0 The value range of (A) is 8-12 times; n is a radical of 1 Indicating an adjusted fault alarm number threshold; n is a radical of 0 Representing a preset threshold value, W, of the number of original fault alarms 0 The value range of (a) is 5 to 8 times; INT () represents an ceiling function.
2. The DWDM optical transmission system of claim 1, wherein the data management module comprises:
the parameter receiving module is used for receiving the operation parameter data of each part collected in the operation process of the DWDM optical transmission system in real time;
the parameter monitoring module is used for comparing the real-time received operation parameter data of each component with a preset threshold corresponding to each parameter data; and if the actual operation parameters of the DWDM optical transmission system do not accord with the corresponding threshold value requirements, alarming and sending alarm data to an alarm management module.
3. The DWDM optical delivery system of claim 1, wherein the functional configuration module comprises:
a specification input module, which is used for inputting the index parameters of each hardware device in the DWDM optical transmission system to a network management module;
the parameter generating module is used for generating equipment parameters matched with the operation requirements of the DWDM optical transmission system according to the index parameters of each hardware equipment in the DWDM optical transmission system, and automatically configuring the equipment parameters to the operation of the corresponding hardware equipment in the DWDM optical transmission system;
the parameter changing module is used for providing a self-setting equipment parameter input port for a user and detecting whether the user performs equipment parameter self-setting or not in real time;
the parameter extraction module is used for extracting the specific value of the equipment parameter set by the user when the user is detected to set the equipment parameter by himself, and extracting the corresponding equipment parameter generated by the parameter generation module by himself;
the parameter comparison module is used for comparing the specific value of the equipment parameter set by the user and the corresponding equipment parameter generated by the parameter generation module, judging whether the difference value between the parameter set by the user and the corresponding equipment parameter generated by the parameter generation module exceeds the upper limit value of the parameter difference, and if the difference value exceeds the upper limit value of the parameter difference, carrying out danger warning on the modification of the user;
the parameter setting and recording module is used for allowing the parameter setting to be changed when the equipment parameter set by the user does not exceed the upper limit value of the parameter difference, and recording the current parameter change date, the original parameter value before the parameter change and the operation parameter value after the parameter change; and sends the current parameter change date to the alarm management module.
4. A DWDM optical transmission system according to claim 3, characterized in that the parameter difference upper limit value is obtained by the following formula:
Figure FDA0003676255250000021
wherein H c Representing the upper limit value of the parameter difference; h represents a parameter setting value corresponding to each equipment parameter generated by the number generation module; h i Representing a corresponding parameter value when the maximum parameter fluctuation occurs in the actual operation of the equipment in the ith operation monitoring period; n represents the number of monitoring cycles in which the DWDM optical transmission system operates; h max Indicating the maximum value of the parameter setting allowable adjustment range corresponding to the index parameter of each hardware device in the DWDM optical transmission system.
5. The DWDM optical transmission system of claim 1, wherein the network management method of the network management module comprises:
s1, controlling the triggering of the network management platform interface, the content display and the page switching;
s2, managing and storing the operation monitoring data of the daily DWDM optical transmission system;
s3, setting state parameters aiming at the actual operation condition of the DWDM optical transmission system;
and S4, managing and storing fault and alarm information in the operation process of the DWDM optical transmission system in real time.
6. The DWDM optical transmission system of claim 5, wherein the managing and storing operational monitoring data for a daily DWDM optical transmission system comprises:
s201, receiving operation parameter data of each part collected in the operation process of the DWDM optical transmission system in real time;
s202, comparing the real-time received operation parameter data of each component with a preset threshold corresponding to each parameter data; and if the actual operation parameters of the DWDM optical transmission system do not accord with the corresponding threshold value requirements, alarming and sending alarm data to an alarm management module.
7. The DWDM optical transmission system of claim 5, wherein the setting of the status parameters for the actual operation of the DWDM optical transmission system comprises:
s301, inputting index parameters of each hardware device in the DWDM optical transmission system to a network management module;
s302, generating equipment parameters matched with the operation requirements of the DWDM optical transmission system according to the index parameters of each hardware equipment in the DWDM optical transmission system, and configuring the equipment parameters to the operation of the corresponding hardware equipment in the DWDM optical transmission system;
s303, providing a self-setting equipment parameter input port for a user, and detecting whether the user performs equipment parameter self-setting in real time;
s304, when detecting that the user sets the equipment parameters by himself, extracting the specific values of the equipment parameters set by the user by himself, and extracting the corresponding equipment parameters generated by the parameter generation module by himself;
s305, comparing the specific value of the equipment parameter set by the user and the corresponding equipment parameter generated by the parameter generation module, judging whether the difference value between the parameter set by the user and the corresponding equipment parameter generated by the parameter generation module exceeds the upper limit value of the parameter difference, and if the difference value exceeds the upper limit value of the parameter difference, carrying out danger warning on the modification of the user;
s306, when the equipment parameters set by the user do not exceed the upper limit value of the parameter difference, the parameter setting is allowed to be changed, and the current parameter changing date, the original parameter values before the parameter changing and the running parameter values after the parameter changing are recorded.
8. A DWDM optical transmission system according to claim 5, wherein the real-time management and storage of fault and alarm information during operation of the DWDM optical transmission system comprises:
s401, counting the operation abnormity alarm and fault alarm times of the DWDM optical transmission system in an operation monitoring period; when the operation abnormal alarm frequency exceeds a preset abnormal operation alarm frequency threshold value or the fault alarm frequency exceeds a preset fault alarm frequency threshold value, performing operation maintenance warning;
s402, receiving the current parameter change date sent by the parameter setting recording module, and respectively adjusting the operation monitoring period, the abnormal operation alarm time threshold and the fault alarm time threshold after receiving the current parameter change date.
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