CN110995460B - Method for presenting OTN channel organization chart based on basic configuration data of OMC northbound interface - Google Patents

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

Method for presenting OTN channel organization chart based on basic configuration data of OMC northbound interface

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 transmission network OTN ledger network, the states of manual inspection, manual review and manual arrangement of related materials are always in place. 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 northbound interface, an OTN network channel configuration model is combined to realize full-automatic analysis of channel routing, and a channel path of a 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 OTN channel organization diagram of the wavelength division system named ring network 1. In fig. 2, the channel numbers are shown as 6 channels of 31 th, 34 th, 36 th, 37 th, 38 th and 39 th channels, and the network elements in the wavelength division system are 6 network elements of a-D-E-F-Q-B. FIG. 2 includes a part A-D-E-F in a G-F circuit (channel No. 31, frequency 193.000THz, wavelength 1553.33nm, real occupied channel landing circuit, the rest part G-C-A in the ring network 2 of FIG. 3, the G-F circuit adopts a hopping wave cross system channel, the hopping wave 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, and a dot located at the network element E indicates a point of direct connection of an optical fiber); comprises a reserved wave channel No. 36 of A-D-E-F-Q-B with the frequency of 192.500; comprises F-B circuit (No. 38 channel, frequency 192.300, real occupied channel landing circuit); includes reserved channel No. 39A-D-E with frequency of 192.200.

Fig. 3 is a schematic diagram of the OTN channel organization diagram of the wavelength division system named ring network 2. In fig. 2, the channel numbers are shown as 6 channels of 31 th, 34 th, 36 th, 37 th, 38 th and 39 th channels, and the network elements in the wavelength division system are 6 network elements of N-M-J-G-C-a. Fig. 3 includes (i) a G-C-a portion in a G-F circuit (channel No. 36, frequency 192.500, real occupied channel landing circuit, hopping list showing channel No. 31 of the rotating ring network 1, and dot located at network element C indicating that the dot is a direct optical fiber connection point); includes the fifth reserved channel of N-M-J No. 31 with frequency of 193.000; comprises reserved wave channel No. 34 of N-M-J-G-C-A with frequency of 192.700; contains the N-J circuit (real channel, channel No. 39 of N-M-J, frequency is 192.500, and the round point at the network element M represents the 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 dashed 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 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. Fig. 2 is a schematic diagram of the OTN channel organization diagram of the wavelength division system named ring network 1. Fig. 3 is a schematic diagram of the OTN channel organization diagram of the wavelength division system named ring network 2. FIG. 4 is a line segment meaning description diagram of a channel organization chart. Referring to fig. 1 to 4, the method for presenting an OTN channel organization chart based on the basic configuration data of the OMC northbound interface includes establishing a wavelength division system form by using the basic configuration data of the OMC northbound interface in combination with an OTN network channel configuration model, and the network element link circuit (for example, G-F circuit, F-B circuit, etc.) bearing service and the channel to which said circuit belongs (for example, G-F circuit on 31 th channel) are presented in the form of OTN channel organization chart in the wavelength division system form, the wavelength division system list includes a channel sequence number column (for example, the channel sequence numbers are shown as 6 channels of 31 th, 34 th, 36 th, 37 th, 38 th and 39 th channels) and a network element sequence column (for example, the network elements in the ring network 1 wavelength division system are 6 network elements of a-D-E-F-Q-B, and the network elements in the ring network 2 wavelength division system are 6 network elements of N-M-J-G-C-a). 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 wavelength division systems (e.g., ring network 1, ring network 2, etc.) by importing information, where the importing information includes a name of the wavelength division system (e.g., ring network 1, ring network 2, etc.), a network element and a sequence of network elements in the wavelength division system (e.g., a-D-E-F-Q-B, N-M-J-G-C-a, etc.), a number of fully-allocated channels (e.g., 80), and 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 through which the route of one service circuit passes is not in the same wavelength division system, the system is judged to be across (for example, the G-F circuit, the 31 st channel in the ring network 1 comprises an A-D-E-F part, and the ring network 2 comprises a G-C-A part), and the transfer information is displayed on a wave hopping list in each wavelength division system list of the service circuit (for example, the G-F circuit wave hopping list in the ring network 1 displays the 36 th channel in the ring network 2, and the G-F circuit wave hopping list in the ring network 2 displays the 31 st channel in the ring network 1). And displaying the circuit name of the bearer service (for example, G-F circuit and F-B circuit in the ring network 1 and the ring network 2) on the OTN wave channel organization chart.

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 path of the wave division system is presented by using a mode of a wave channel organization chart, and the wave channel route of the wave 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, combines OTN network wave channel configuration model, realizes the full automatic analysis of wave channel route, presents the wave channel path of wave division system by way of wave channel organization chart, includes 1. according to the existing topological network structure and network resource condition, builds the wave division system of each multiplexing section between the main network element node and the cross node, configures the wave channel organization chart of wave division system, includes network element, wave channel serial number, initializes the wave channel organization chart of wave division system, as shown in FIG 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: collecting OTN resource configuration data such as NEL (network element), EQH (equipment), CRD (board card), PRT (port), CTP (time slot), SNL (wave channel), SNT (route), SNR (bearing relation) 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 to land 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.

Judging whether the vehicle falls to the ground or not according to a rule: the landing can only be at two ends of the wave channel, if the board card at the end of the first route A and the board card at the end of the tail route Z of the wave channel are 'branch discs', 'line discs' or 'light conversion discs', namely, the boards are marked as the landing.

II, direct connection/relay judgment rule: the network element and the routing information after the cyclic combination, firstly, a head network element and a tail network element which are passed by the routing are not possible to be directly connected/relayed, only the middle network element is counted to be directly connected/relayed, the type of a board card passed by a single network element is obtained, and the judgment rule is divided into the following conditions:

the conditions of the wave combining plate, the wave splitting plate and only one wave splitting plate are not direct connection or relay

And the electric relay board is in front of the wave combining board and is not only a relay but also a direct connection.

And thirdly, under the condition that one wave combining plate and one wave dividing plate are arranged, if an electric relay plate is arranged in the middle of the wave combining and dividing plate, the relay is a relay, and if the relay plate is not arranged, the relay is directly connected.

Thirdly, judging whether the wave jumps or not according to a rule: and if the time slots of the routes in the network element after the cyclic combination have different frequencies, the network element takes the frequency which appears first and the frequency which appears last, and if the two frequencies are different, the wave hopping phenomenon appears.

Fourthly, judging whether the rule is crossed: and if the network elements passed by the route of one channel are not in the same wavelength division system, judging that the system is crossed.

Whether a rule is merged or not is judged: if the single wave channel does not have the conditions of wave hopping and system crossing, the wave channels can be combined 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 channel organization diagrams of two analyzed wavelength division systems of the ring network 1 and the ring network 2, which include 7 channels, and the paths are respectively: G-C-A-D-E-F (31 waves jumping 36 waves), A-D-E-F-Q-B (36 waves, frequency 192.500), F-Q-B (38 waves, frequency 192.300), A-D-E (39 waves, frequency 192.200), N-M-J (31 waves, frequency 193.000), G-C-A-D-E-F (31 waves, frequency 192.700), and N-M-J (39 waves, frequency 192.200); wherein: firstly, a wave channel is a hopping cross-system wave channel, which hops from 31 waves (frequency 193.000) of a 'ring network 1' to 36 waves (frequency 192.500) of a 'ring network 2', and a 'G-F circuit' service (circuit) is carried on the wave channel; sixthly, a fourth step, a fifth step and a sixth step, wherein the reserved channels are reserved channels which do not bear services on the channels of the client layer; thirdly, the load-bearing service is a landing circuit; and seventhly, a load service real occupying circuit is arranged.

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 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 (1)

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;

the basic configuration data based on the OMC northbound interface comprises network elements, equipment, board cards, ports, time slots, channels, routes and bearing relations;

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, a real occupied channel is represented by a solid line, a reserved channel is represented by a dotted line, the optical fiber direct connection of the channel is represented by a dot on the line, and the relay of the channel is represented by a diamond point on the line;

if the network element that the route of a business circuit passes through is not in the same wavelength division system, judging that the system is cross, and displaying the transfer information on a hopping list in each wavelength division system form of the business circuit;

and displaying the circuit name of the bearer service on the OTN channel organization chart.

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