CN110995460A - Method for presenting OTN channel organization chart based on basic configuration data of OMC northbound interface - Google Patents
Method for presenting OTN channel organization chart based on basic configuration data of OMC northbound interface Download PDFInfo
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- 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
- H04L41/08—Configuration management of networks or network elements
- H04L41/0876—Aspects of the degree of configuration automation
- H04L41/0886—Fully automatic configuration
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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
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- 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
- H04L41/14—Network analysis or design
- H04L41/145—Network analysis or design involving simulating, designing, planning or modelling of a network
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
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- H04Q11/00—Selecting arrangements for multiplex systems
- H04Q11/0001—Selecting arrangements for multiplex systems using optical switching
- H04Q11/0062—Network aspects
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q11/00—Selecting arrangements for multiplex systems
- H04Q11/0001—Selecting arrangements for multiplex systems using optical switching
- H04Q11/0062—Network aspects
- H04Q2011/0079—Operation or maintenance aspects
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Abstract
A method for presenting an OTN channel organization chart based on basic configuration data of an OMC northbound interface is characterized in that a wavelength division system form is established by combining the basic configuration data of the OMC northbound interface with an OTN network channel configuration model, a network element link circuit bearing services and a channel to which the circuit belongs are presented in the wavelength division system form in an OTN channel organization chart mode, and the wavelength division system form comprises a channel sequence number column and a network element sequence column to help operation and maintenance personnel to know the networking situation and facilitate the operation and maintenance personnel to adjust a network structure, so that the operation and maintenance efficiency is greatly improved, and the operation and maintenance cost is saved.
Description
Technical Field
The invention relates to a network transmission and communication resource management technology, in particular to a method for presenting an OTN (optical transport network) channel organization chart based on basic configuration data of an OMC (object management computer) northbound interface. OMC refers to Operation and Maintenance Center (Operation and Maintenance Center), OTN refers to Optical Transport Network (Optical Transport Network), OMC northbound interface refers to the interface between OMC system and NMS, and OMC periodically transmits basic configuration data to NMS through OMC northbound interface.
Background
At present, in the scheme planning stage of the OTN network based on the broadband access bearer, the channel configuration completely depends on manual configuration. Meanwhile, the broadband access service has large demand, but the specific circuit path is not clear, the points are frequently changed, the adjustment workload is large, and the working efficiency and the customer response speed are slow. In particular, in recent years, for the security support of the OTN ledger network of the transmission network, the states of manual inspection, manual review and manual arrangement of related materials are always in existence. In addition, the OTN channel planning work for many years cannot accumulate basic data, and no better means is used for supervision on the OTN channel planning compliance processing. Along with the continuous expansion of upper-layer services, the health degree of a basic transmission network for supporting the upper-layer services is very important, and because the execution and supervision of OTN channel management planning are also imperative, the invention researches and develops an automatic channel configuration system based on OMC new northbound interface data by analyzing the current situation of the network, the embodiment form of the current resources and the current channel configuration method, thereby not only solving the problem that the OTN planning of the current network needs manual checking and has low efficiency, but also becoming a good tool for regularly checking the accuracy of the current network data, effectively managing the compliance of engineering construction and modification through regular data analysis and checking, ensuring the normalization of data setting links, and saving a large amount of manual management cost. The inventor thinks that if a wavelength division system form is established by combining basic configuration data of an OMC (operation and maintenance center) northbound interface with an OTN (optical transport network) channel configuration model, and a network element link circuit bearing services and a channel to which the circuit belongs are presented in the wavelength division system form in an OTN channel organizational chart manner, operation and maintenance personnel can be helped to know the networking situation of the existing network, the operation and maintenance personnel can conveniently adjust the network structure, and therefore the operation and maintenance efficiency is greatly improved, and the operation and maintenance cost is saved. In view of the above, the present inventors have completed the present invention.
Disclosure of Invention
The invention provides a method for presenting an OTN (optical transport network) channel organization chart based on basic configuration data of an OMC (object management computer) northbound interface, aiming at the defects or shortcomings in the prior art, a wavelength division system form is established by combining the basic configuration data of the OMC northbound interface with an OTN network channel configuration model, a network element link circuit for bearing services and a channel to which the circuit belongs are presented in the wavelength division system form in an OTN channel organization chart mode, and the wavelength division system form comprises a channel sequence number column and a network element sequence column to help operation and maintenance personnel to know the existing network organization situation and conveniently adjust a network structure, so that the operation and maintenance efficiency is greatly improved, and the operation and maintenance cost is saved.
The technical scheme of the invention is as follows:
the method for presenting the OTN channel organization chart based on the basic configuration data of the OMC northbound interface is characterized by comprising the steps of establishing a wavelength division system form by combining the basic configuration data of the OMC northbound interface with an OTN network channel configuration model, presenting a network element link circuit bearing services and a channel to which the circuit belongs in the wavelength division system form in an OTN channel organization chart mode, wherein the wavelength division system form comprises a channel sequence number column and a network element sequence column.
The basic configuration data includes network elements, devices, boards, ports, time slots, channels, routes and bearing relationships.
The OTN network channel configuration model creates one or more than one wavelength division system through the import information, wherein the import information comprises the name of the wavelength division system, the sequence of network elements and network elements in the wavelength division system, the number of fully-allocated channels and the frequency and wavelength information of each channel.
In the wavelength division system form, a ground circuit is represented by an arrow on a line, an occupied channel is represented by a solid line, a reserved channel is represented by a dotted line, the channel is represented by a dot on the line and is directly connected with an optical fiber, and the channel is represented by a diamond point on the line and is relayed at the position.
If the network element that the route of a service circuit passes through is not in the same wavelength division system, the system is judged to be across, and the transfer information is displayed on the hopping list in each wavelength division system form of the service circuit.
And displaying the circuit name of the bearer service on the OTN channel organization chart.
The invention has the following technical effects: the method for presenting the OTN channel organization chart based on the basic configuration data of the OMC northbound interface can automatically generate the OTN channel organization chart, help operation and maintenance personnel to know the networking situation of the existing network and facilitate the operation and maintenance personnel to adjust the network structure. Based on basic configuration data of an OMC (optical management center) northbound interface, the full-automatic analysis of the channel route is realized by combining an OTN (optical transport network) channel configuration model, and the channel path of the wavelength division system is presented by using a channel organization chart. In addition, the invention realizes the automatic configuration function of accessing the wavelength division system network through the basic configuration data collected by the network manager based on the OMC manufacturer, thoroughly changes the mode of completely depending on manual configuration at present, greatly improves the production efficiency and saves the production cost.
Drawings
Fig. 1 is a schematic diagram of an initialized OTN channel organization chart formed by implementing the method for presenting an OTN channel organization chart based on the basic configuration data of the OMC northbound interface according to the present invention. In fig. 1, the channel numbers are shown as 6 channels of 31 th, 34 th, 36 th, 37 th, 38 th and 39 th channels (the number of fully-distributed channels is 80, i.e. 1 to 80, which can be displayed in the channel number column, one number corresponds to one frequency or wavelength), and a-D-E-F-Q-B (one letter indicates one network element) is displayed in the network element display column.
Fig. 2 is a schematic diagram of an OTN channel organization diagram of a wavelength division system named ring network 1, in fig. 2, channel numbers are shown as 6 channels of 31 th, 34 th, 36 th, 37 th, 38 th, and 39 th, and network elements in the wavelength division system are 6 network elements of a-D-E-F-Q-B, fig. 2 includes an a-D-E-F portion (the 31 st channel, frequency 193.000THz, wavelength 1553.33nm, a real occupied channel ground circuit, and the rest G-C-a portion in the ring network 2 of fig. 3, a G-F circuit adopts a hopping cross system channel, a hopping list shows the 36 th channel of the ring network 2, a is a common network element of the ring network 1 and the ring network 2, a dot located at the network element E represents an optical fiber direct connection point), a reserved channel of ② a-D-E-F-Q-B, frequency 192.500, a reserved channel circuit of ③ F-B (the ring network element 1, a real occupied channel circuit of the ring network element E, a real occupied channel of the ring network element E-F-Q-B, frequency of the third channel of the third, and the third channel of the third, the third channel of the third channel, the third channel.
Fig. 3 is a schematic diagram of an OTN channel organization diagram of a wavelength division system named ring network 2, where channel numbers in fig. 2 are 6 channels of 31, 34, 36, 37, 38, and 39, and network elements in the wavelength division system are 6 network elements of N-M-J-G-C-a, fig. 3 includes a G-C-a portion in a ① G-F circuit (channel number 36, frequency 192.500, real occupied channel ground circuit, hopping list shows channel number 31 of rotating ring network 1, and a dot located at network element C indicates an optical fiber direct connection point), includes a reserved channel number ⑤ N-M-J31, frequency 193.000, includes a reserved channel number ⑥ N-M-J-G-C-a number 34, frequency 192.700, and a dot includes a ⑦ N-J circuit (real occupied channel, N-M-J39, frequency 192.500, and network element located at M indicates an optical fiber direct connection point).
FIG. 4 is a line segment meaning description diagram of a channel organization chart. The ground circuit is indicated by the arrow on the line in fig. 4; the solid line represents the real occupied channel; the dotted line represents the reserved channel; dots on the line indicate channels where the optical fibers are directly connected; the diamond shaped points on the line indicate where the channel is relayed (repeater).
Detailed Description
The invention is described below with reference to the accompanying drawings (fig. 1-4).
Fig. 1 is a schematic diagram of an OTN channel organization chart formed by implementing a method of presenting an OTN channel organization chart based on basic configuration data of an OMC northbound interface of the present invention, fig. 2 is a schematic diagram of an OTN channel organization chart named as a ring network 1, fig. 3 is a schematic diagram of an OTN channel organization chart named as a ring network 2, fig. 4 is a description diagram of a line segment meaning of a channel organization chart, referring to fig. 1 to 4, a method of presenting an OTN channel organization chart based on basic configuration data of an OMC northbound interface includes creating a wavelength division system chart by using basic configuration data of an OMC northbound interface in combination with an OTN network channel configuration model, and presenting a network element link circuit (e.g. ① G-F circuit, ③ F-B circuit, etc.) carrying a service and a channel belonging circuit (e.g. ① G-F circuit in a 31 th channel) in a wavelength division system wavelength division chart by way of an OTN channel organization chart, the wavelength division system chart includes a number list of a number of a-G-F circuit, a number of a-F circuit, a number of a circuit, a.
The invention is characterized in that the basic configuration data of the OMC northbound interface is utilized, and an OTN network channel configuration model is combined to realize the full-automatic analysis of the channel route, and the channel route of the wavelength division system is presented by utilizing a channel organization chart mode. And acquiring resource data of network elements, equipment, board cards, ports, time slots, wave channels, routes, bearing relations and the like of the OTN through the OMC northbound interface. The wavelength division system in the OTN network channel configuration model comprises a network element, a network element sequence, the number of fully-configured channels and frequency and wavelength information of each channel. The channel route of the wavelength division system is presented by using a channel organization chart, and the channel route of the wavelength division system is recorded and presented by using the forms of fig. 2 and fig. 3.
The invention is based on the basic configuration data of OMC northbound interface, combine OTN network channel configuration model, realize the full automatic analysis to the route of wave channel, utilize the way of organizing the picture to present the wave channel route of the wave division system, include 1. according to existing topological network structure and network resource situation, go on the wave division system to set up to every multiplex section between main network element node and crossing node, dispose the information of the wave division system, include the network element, the serial number of wave channel, initialize the wave channel organization picture of the wave division system, as shown in figure 1. 2. And collecting the channel information of the client layer and port frequency data of the line disc, the wave splitting disc and the wave combining disc. 3. Acquiring basic configuration information of the OMC, combining the data prepared in the steps 1 and 2, forming channel routing information of each wavelength division system through a software algorithm, and presenting the channel routing information in a channel organization chart, as shown in fig. 2 and 3. Compared with the traditional manual configuration, the technical advantage of the method and the device for analyzing the wave channel occupation configuration has the advantages that the original analysis idea of manually analyzing the wave channel occupation configuration is broken through, a complete solution algorithm is combed through analysis of basic configuration data collected by a manufacturer network manager, and full-automatic analysis of the wave channel route is realized. The algorithm in the application proposal is a service analysis function algorithm which is finally established by combining service data such as circuit data and the like added in the application of an upper network management, extracting and analyzing a traditional analysis method and directly obtaining configuration data of the manufacturer network management after an inherent interface with the manufacturer network management is established. Therefore, compared with the original manual configuration method, the method is simpler, more convenient, more effective and more accurate.
One embodiment of the present invention is as follows:
1. acquiring OTN resource configuration data by utilizing an OMC northbound interface: acquiring OTN resource configuration data such as NEL (network element), EQH (equipment), CRD (board card), PRT (port), CTP (time slot), SNL (channel), SNT (route), SNR (bearing relationship) and the like, and storing the OTN resource configuration data in a database.
2. Wavelength division system information import, creating a wavelength division system: the import information includes: the method comprises the following steps of the name of the wavelength division system, network elements in the wavelength division system, the sequence of the network elements, the number of fully-distributed channels and the frequency and wavelength information of each channel. Such as the networks shown in fig. 2 and 3, two wavelength division systems are created: the looped network 1: network element in the wavelength division system: A-D-E-F-Q-B; network element sequence: 1-2-3-4-5-6; number of fully-matched channels: 80; as shown in fig. 2. And (3) ring network 2: network element in the wavelength division system: N-M-J-G-C-A; network element sequence: 1-2-3-4-5-6; number of fully-matched channels: 80; as shown in fig. 3.
The frequency and wavelength information of each channel is shown in the following table:
3. analyzing channel routing data
3.1. And acquiring all client layer channel data of the OMC and acquiring the route of the channel according to the channel.
3.2. And analyzing the network elements passed by the wave channel route according to the sequence of the route sequence number, and recording all board card ports and CTPs passed by the network elements according to network element groups until the input port of the next network element.
3.3. And acquiring the reported CTP frequency and an AZ end plate card model according to the AZ end CTP in the last step, circulating all network elements, and judging whether the network elements fall to the ground or not according to the head and tail unit disc types. And judging whether the hopping waves exist in the network element or not according to the frequency of the passing wave combination/division discs, and obtaining the frequency of the head end and the tail end of the network element. Each section of network element analyzes the landing, and after the head and tail frequencies are analyzed, the merging operation is carried out, and if the wave hopping does not exist, the two network elements can be combined into one section. If two sections of network elements, the same wavelength division system, have no hopping, then the combination can be carried out.
①, judging whether the landing is on the ground, wherein the landing can only be on both ends of the wave channel, if the board card at the head route A end and the board card at the tail route Z end of the wave channel are 'branch board', 'line board' or 'optical switching board', the mark is landing.
②, a direct connection/relay judgment rule, namely, the circularly combined network element and routing information, wherein the head network element and the tail network element which are passed by the routing are not directly connected/relayed, only the middle network element is directly connected/relayed through network element statistics, the type of the board card passed by the single network element is obtained, and the judgment rule is divided into the following conditions:
⑴, no wave combination plate and wave division plate and only one wave division plate are neither direct connection nor relay
⑵, there is only one wave-combining plate and there is an electric relay plate which is both relay in front of the wave-combining plate and otherwise is directly connected.
⑶, there are a wave combining plate and a wave dividing plate, if there is an electric relay plate in the middle of the wave combining and dividing plate, it is relay, otherwise it is direct connection.
③, judging whether the wave hopping is required, wherein in the network element after the cyclic combination, if the time slots of the routes in the network element have different frequencies, the frequency which appears first and the frequency which appears last are selected, and if the two frequencies are different, the wave hopping phenomenon appears.
④, judging whether to cross the system, if the network element passed by the route of a wave channel is not in the same wavelength division system, judging that the system is cross.
⑤, judging whether to merge, if the single wave channel has no wave jump and cross system, then merging into a route segment.
3.4. Judging the circuit bearing relation, inquiring whether the client layer wave channel bears the circuit service, and if so, displaying the service name on the line segment.
Fig. 2 and fig. 3 are respectively the wave channel organization diagrams of the analyzed two wavelength division systems of the ring network 1 and the ring network 2, which include 7 wave channels, and the paths are ①, G-C-a-D-E-F (31 wave hopping 36 wave), ②, a-D-E-F-Q-B (36 wave, frequency 192.500), ②, F-Q-B (38 wave, frequency 192.300), ④, a-D-E (39 wave, frequency 192.200), ② 0, N-M-J (31 wave, frequency 193.000), ②, N-M-J-G-C-a (34 wave, frequency 192.700), ②, N-M-J (39 wave, frequency 192.200), wherein the wave channel is a wave hopping cross-system wave channel, the 31 wave (frequency 193.000) reserved for the "ring network 1" jumps to the 36 wave (frequency 192.500) of "ring network 2", the service carrying circuit "G-F" (39 wave), the service carrying circuit "465, the service carrying circuit" G-F ", the service carrying circuit" ④, the service carrying circuit "field carrying circuit" is a service carrying circuit ", and the service carrying circuit" field carrying circuit "no service carrying circuit".
It is pointed out here that the above description is helpful for the person skilled in the art to understand the invention, but does not limit the scope of protection of the invention. Any such equivalents, modifications and/or omissions as may be made without departing from the spirit and scope of the invention may be resorted to.
Claims (6)
1. The method for presenting the OTN channel organization chart based on the basic configuration data of the OMC northbound interface is characterized by comprising the steps of establishing a wavelength division system form by combining the basic configuration data of the OMC northbound interface with an OTN network channel configuration model, presenting a network element link circuit bearing services and a channel to which the circuit belongs in the wavelength division system form in an OTN channel organization chart mode, wherein the wavelength division system form comprises a channel sequence number column and a network element sequence column.
2. The method of claim 1, wherein the basic configuration data comprises network elements, devices, boards, ports, timeslots, channels, routes, and bearer relationships.
3. The method of claim 1, wherein the OTN network channel configuration model creates one or more wavelength division systems by importing information, wherein the importing information includes a name of a wavelength division system, network elements and a sequence of the network elements in the wavelength division system, a number of fully-allocated channels, and frequency and wavelength information of each channel.
4. The method of claim 1, wherein the wavelength division system form has an arrow on the line to represent a ground circuit, a solid line to represent a real occupied channel, a dotted line to represent a reserved channel, a dot on the line to represent a direct fiber connection of the channel, and a diamond point on the line to represent a relay of the channel.
5. The method of claim 1, wherein if the network element through which the route of a service circuit passes is not in the same wavelength division system, it is determined as a cross-system, and the transition information is displayed on the hopping list in each wavelength division system table of the service circuit.
6. The method of claim 1, wherein the OTN channel organization chart is displayed with circuit names of bearer services according to basic configuration data of the OMC northbound interface.
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| CN113890669A (en) * | 2020-07-03 | 2022-01-04 | 中国移动通信集团湖南有限公司 | Method and device for acquiring transmission network service signal flow and electronic equipment |
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