CN102547494B - Method and device for peer-to-peer optical cross connection configuration - Google Patents
Method and device for peer-to-peer optical cross connection configuration Download PDFInfo
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- CN102547494B CN102547494B CN201210037158.7A CN201210037158A CN102547494B CN 102547494 B CN102547494 B CN 102547494B CN 201210037158 A CN201210037158 A CN 201210037158A CN 102547494 B CN102547494 B CN 102547494B
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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
- H04J14/0254—Optical medium access
- H04J14/0256—Optical medium access at the optical channel layer
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J14/00—Optical multiplex systems
- H04J14/02—Wavelength-division multiplex systems
- H04J14/0201—Add-and-drop multiplexing
- H04J14/0202—Arrangements therefor
- H04J14/021—Reconfigurable arrangements, e.g. reconfigurable optical add/drop multiplexers [ROADM] or tunable optical add/drop multiplexers [TOADM]
Abstract
The invention discloses a method and a device for peer-to-peer optical cross connection configuration, and relates to the field of wavelength division multiplexing (WDM) and optical transport network (OTN) equipment management. The method comprises the following steps of: 1, collecting and creating a unit disk management object dataset and an optical port management object dataset in an OTN; 2, collecting and creating an internodal optical fiber connection management object dataset; 3, collecting and creating an intra-node optical fiber connection management object dataset; 4, collecting and creating an optical channel management object dataset; 5, checking whether the same wavelength of different light source positions forms a wavelength conflict or not by analyzing an optical fiber connection object sequence and optical port information, and directly finishing the method if the same wavelength of the different light source positions forms the wavelength conflict; and 6, automatically searching for an optical port and wavelength information required by the configuration of a reconfigurable optical add-drop multiplexing optical cross processing unit disk by analyzing an optical fiber connection management object sequence, and creating optical cross connection configuration data. By the method and the device, errors caused by artificial memory, manual parameter collection and manual operation are avoided, and the running cost of a network is decreased.
Description
Technical field
The present invention relates to WDM (Wavelength Division Multiplexing, wavelength division multiplexing), OTN (Optical Transport Network, light SCN Space Cable Network) specifically equipment control field is a kind of method and device of end-to-end optical cross connect configuration.
Background technology
In optical transport network, WDM technology is widely used, and, along with the continuous growth of data service, the requirement of network dynamic assignment resource is improved constantly meanwhile.In this case, needing can be at the intelligent optical transmission equipment of the resources such as photosphere dynamic assignment wavelength, optical fiber.OADM (Optical Add-Drop Multiplexer, optical add/drop multiplexer) be the important node equipment of realizing intelligent photosphere, it can be divided into FOADM (Fixed Optical Add-Drop Multiplexer, fixing add drop multiplex) and ROADM (Reconfigurable Optical Add-Drop Multiplexer, restructural add drop multiplex) two classes.The former upper and lower road wavelength is predefined, need to change the physical connection structure of equipment when reprovision, must stop business transmission; The latter's upper and lower road wavelength, direction of transfer can carry out dynamic reprovision according to network demand, and do not affect the business of moving on other wavelength, and obviously, ROADM more meets the needs of network Development.
Current photosphere intersection equipment adopts WSS (Wavelength Selective Switching more, wavelength-selective switches) control photosphere intersect mode construct ROADM node, in node, use multiple WSS devices, and connected to form the photosphere cross matrix of multidimensional by the optical fiber between optical port.During to Wavelength dispatching between multiple directions, need to gather the optical port information of multi-direction connection and the wavelength information of scheduling, and by manually multiple ROADM nodes being completed one by one to configuration in cell tray, when link through many, the direction of node connection complicated situation under, human configuration is quite loaded down with trivial details and easily make mistakes.
Summary of the invention
For the defect existing in prior art, the object of the present invention is to provide a kind of method and device of end-to-end optical cross connect configuration, whole optical channel path sequence is carried out to automation mechanized operation, and the mistake of avoiding artificial memory, collection parameter and operation to produce reduces network operation cost simultaneously.
For reaching above object, the present invention takes a kind of method of end-to-end optical cross connect configuration, comprise the steps: that S1. collects photosphere signal processing unit dish, the optical port information of each node in OTN network, to each cell tray and the optical port that has thereof, set up respectively cell tray management object data acquisition system, optical port management object data acquisition system; S2. between collector node, from source output optical port to the optical fiber link information egress input optical port, set up optical fiber connection management object data set between node; S3. collector node inside, between photosphere signal processing unit, output optical port, to the optical fiber link information between input optical port, is set up the set of node inner fiber connection management object data; S4. collect from source optical convering unit dish output optical port to the optical fiber connecting object sequence egress optical convering unit dish input optical port, set up the set of optical channel management object; S5. by the optical fiber connecting object sequence between different optical channel management objects and optical port information analysis, check whether the identical wavelength of Different Light position forms Wavelength conflict through same optical port, if there is conflict, directly finish; S6. by the precedence relationship of optical fiber connection management object sequence that single optical channel management object is comprised, the analysis of optical port information, automatically search restructural add drop multiplex light cross processing cell tray and configure required optical port, wavelength information, set up light cross-over configuration data.
On the basis of technique scheme, the detailed step in S1 is as follows: S101. searches the cell tray of photosphere signal processing, and collector unit dish information is classified according to the level of its Ricoh of living in layer signal to cell tray, sets up cell tray object and set thereof; For each different cell tray object, retrieve its optical port configuration information; S102. check that whether described cell tray object is light signal processing unit, if not, directly enters next cell tray; S103. by reading the definition of XML formatted data file, construct the basic configuration data of optical port, its annexation state of initialization, sets up optical port management object; S104. the signal type connecting according to the classification of optical port place cell tray, optical port, sets up the distinctive configuration information data of optical port place hierarchical information data and optical port; S105. by current optical port information object, be saved in the optical port management object data acquisition system of cell tray object, whether search complete to check all optical ports of active cell dish, if not, proceeds to S102, continues to set up next optical port management object; S106. active cell dish object is saved in cell tray object set, in inspection current network, whether search complete for the cell tray of all photosphere signals processing, if not, proceeds to S101, continues to process next cell tray.
On the basis of technique scheme, the basic configuration data of described structure optical port comprises the interface number of optical port, closure, capacity, title.
On the basis of technique scheme, in described S103, increase wavelength configuration for the optical port that comprises transmission, reception wavelength, for light intersection device interface, its mark and configuration mode are set.
On the basis of technique scheme, the detailed step in S2 is as follows: the optical fiber link information in S201. collection network between node, set up optical fiber connection management object the node of receiving optical port from the luminous port of source to egress; S202. collect the basic configuration data of optical fiber connection management object; S203. optical fiber connection management object between present node is saved in the data acquisition system of optical fiber connection management object.
On the basis of technique scheme, the basic configuration data of described optical fiber connection management object comprises optical fibre frame, length, cost, mark.
On the basis of technique scheme, described internodal optical fiber connection management object building process, configure to realize by the topological structure of network node, it represents the optical cable from source node group road optical interface to destination node group road optical interface, be used for recording the relevant parameter information of optical cable, required cost parameter when route search between node is provided.
On the basis of technique scheme, detailed step in S3 is as follows: S301. collects the optical fiber link information of single network intra-node, sets up the node inner fiber connection management object from source light signal processing unit dish output optical port to the input optical port of next level light signal processing unit dish; S302. collect optical fiber connection management object basic configuration information, if be connected to the optical fiber of optical cross connect configuration device, generate corresponding configuration data and configuration interface according to connected optical cross-connection unit dish configuration item; S303. current intra-node optical fiber connection management object is saved in the set of optical fiber connection management object data.
On the basis of technique scheme, described optical fiber connection management object basic configuration information comprises cost, the dispersion compensation parameter of optical fiber connection management object.
On the basis of technique scheme, the detailed step in S4 is as follows: S401. sets up optical channel management object, collects the essential information of optical channel management object; S402. search optical fiber between the node from source node to destination node and connect, generate optical fiber connecting object sequence between node, be saved in the optical fiber connecting object arrangement set of optical channel management object; S403. retrieve the optical fiber connecting object arrangement set of optical channel management object, check the output optical port of optical fiber connecting object between previous node and the input optical port of a rear optical fiber connecting object, at above-mentioned two optical port place intra-node retrieval node inner fiber connecting objects, searching two optical fiber between optical port connects, generate node inner fiber connecting object sequence, insert the optical fiber catenation sequence set that is saved in optical channel object; S404. check and whether successfully find the optical fiber connecting object path sequence of intra-node, if successfully find, in optical channel management object between next section of node optical fiber connect and process, find if unsuccessful, abandon this optical channel management object and finish; Complete after all optical fiber connection management object handles, these optical channel management object data are effectively, enter S405; S405. preserve this optical channel management object to optical channel sets of configuration data.
On the basis of technique scheme, the essential information of described optical channel management object at least comprises sourcesink node, title, speed rank, the protection configuration of optical channel management object.
On the basis of technique scheme, in described S402, first by connecting between route search algorithm process node fast, then generate intra-node optical fiber connecting object sequence and be combined in the process in existing sequence it is verified.
On the basis of technique scheme, detailed step in S5 is as follows: S501. selects an optical channel object to be detected, obtain the wavelength configuration that optical port was sent out, received in source, destination node, by optical-fiber connection data between the node of optical channel object obtain optical channel the nodal information of process, be saved in node data set, by between node, node inner fiber connection data obtain optical channel all input optical port information of process, be saved in optical port data acquisition system; S502. retrieve whole optical channel data acquisition systems, select an optical channel object comparing; What S503. check the optical channel source node that compares sends out, receives optical port wavelength configuration, whether with optical channel source node to be detected send out, receive optical port consistent wavelength; The optical channel destination node comparing send out, receive the wavelength configuration of optical port, whether with the consistent wavelength of sending out, receive optical port of optical channel destination node to be detected; If inconsistent, proceed to S506; If all consistent, proceed to S504 and continue.S504. the optical-fiber connection data connecting between the node by the optical channel that compares obtain optical channel the nodal information of process, check nodal information whether with optical channel to be detected the node of process have identical entry, if so, proceed to S505, if not, proceed to S506; S505. check between the node of the optical channel object that compares, node inner fiber connection data, check that the input optical port of each optical-fiber connection data object is whether in all input optical port information datas set of optical channel to be detected, if, judge that optical channel to be detected exists Wavelength conflict at this input optical port and the optical channel comparing, and finishes; If not, enter S506.S506. check whether all optical channel objects all compare? if all compare, enter S507, if all inspection is not complete, enter step S502, check next optical channel.S507. in judging optical channel data to be detected and gathering there is not Wavelength conflict in other optical channel data.
On the basis of technique scheme, detailed step in S6 is as follows: S601. selects an optical channel management object, set up cross-over configuration data, obtain source, the destination node of this optical channel object and send out, receive the wavelength information of optical port as the wavelength configuration parameter of light intersection; S602. travel through the intra-node optical fiber catenation sequence of optical channel, check whether the two ends optical port of optical fiber connecting object is wavelength selector part, if so, enter step S603, if not, enter S604; S603. the corresponding optical channel wavelength of the wavelength option and installment item that optical fiber connecting object is connected to the optical port on wavelength-selective switches device is set to out, and makes optical channel wavelength can pass through wavelength selector part; S604. whether all setting completed to check the intra-node optical fiber connecting object of optical channel, if so, enters step S605, if not, enters step S602, continues to check that next optical fiber connects; S605. all optical wavelength selector configurations are set to cell tray, complete the end-to-end optical cross connect configuration of optical channel.
The present invention also provides a kind of device of end-to-end optical cross connect configuration, comprising: cell tray, optical port configuration submodule, be used for the collection management of light signal processing unit information in optical transmission equipment; Optical fiber link information is processed submodule, has been used for the collection management of logical relation between optical port; End-to-end optical channel is processed submodule, has been used for that light path search, path information are collected, Wavelength conflict detects; Light cross-over configuration is processed submodule, has been used for light cross-over configuration information, and configuration parameter generates and issues.
On the basis of technique scheme, described cell tray, optical port configuration submodule, be responsible for loading and preserving cell tray classification, essential information, configuration structure and the interface of light signal processing unit, the particular arrangement such as the optical port master data information of every kind of cell tray, connection status, wavelength, provide the retrieval of various data and detect and analyze.
On the basis of technique scheme, described optical fiber link information is processed submodule and is responsible for loading and preserving the optical fiber link information configuring, receive optical port configuration by the luminous port in source and the place that connect, optical fiber between classification structure node connects with node inner fiber and is connected, has the interconnection and the generic connectivity that connect light cross-over configuration device, also retrieve each optical-fiber connection data sequence, and realize analysis and the detection of optical fiber catenation sequence.
On the basis of technique scheme, described end-to-end optical channel is processed submodule, is responsible for structure and management optical channel set of data objects, retrieves optical channel set of data objects and detects Wavelength conflict.
On the basis of technique scheme, light cross-over configuration is processed submodule, the management object of processing node inside, the optical wavelength configuration information of sending out, receive of the optical fiber catenation sequence that optical channel is comprised and source, egress node is comprehensively analyzed, completing intra-node wavelength path analyzes and processes, produce light cross-over configuration, complete communicating by letter and configuration management operation between equipment.
Beneficial effect of the present invention is: the method configuring by end-to-end optical cross connect and device, by the artificial needs loaded down with trivial details configuration operation that cell tray is carried out one by one, be simplified to the automation mechanized operation to whole optical channel path sequence, avoid manually completing configuration, reduce network operation cost, even if link connects under complicated situation through many, the direction of node again, also can uterus memory, collection parameter and operation generation mistake, configure simple and convenient.
Brief description of the drawings
Fig. 1 is the method overview flow chart of the end-to-end optical cross connect configuration of the embodiment of the present invention;
Fig. 2 collects light signal processing unit dish and optical port thereof and classifies the flow chart of processing in Fig. 1;
Fig. 3 is the static relation figure of cell tray object and optical port object in Fig. 1.
Fig. 4 is the flow chart of optical fiber link information construction data set between Fig. 1 collector node;
Fig. 5 is that in Fig. 1, the optical fiber between the interior light signal processing unit dish of collector node connects flow chart;
Fig. 6 constructs optical channel object and passes through the flow chart in optical fiber connecting object sequence structure light path path in Fig. 1;
Fig. 7 detects optical channel and the interior no flow chart that has Wavelength conflict of other optical channels of set in Fig. 1;
Fig. 8 is the flow chart that the optical fiber connecting object sequence that comprises by optical channel in Fig. 1 generates light cross-over configuration;
Fig. 9 is the apparatus structure block diagram of the end-to-end optical cross connect configuration of the embodiment of the present invention.
Embodiment
Below in conjunction with drawings and Examples, the present invention is described in further detail.
As shown in Figure 1, the step of the method for a kind of end-to-end optical cross connect configuration of the present invention is as follows:
S1. collect photosphere signal processing unit dish, the optical port information of each node in OTN network, data file by XML form defines each light signal processing unit dish and the optical port that comprises thereof, distinguishes the configuration information of optical port in the time of definition optical port characteristic by the handled light signal level of cell tray; Successively each cell tray and the optical port that has thereof are set up to management object, and set up cell tray, optical port management object data acquisition system.
S2. collect between OTN nodes, from source output optical port to the optical fiber link information egress input optical port, set up optical fiber connection management object between node according to rule, and set up the set of optical fiber connection management object data.
S3. collector node inside, exports optical port to the optical fiber link information between input optical port between photosphere signal processing unit, set up node inner fiber connection management object, and set up the set of optical fiber connection management object data.
S4. collect from source optical convering unit dish output optical port to the optical fiber connecting object sequence egress optical convering unit dish input optical port, set up optical channel management object, and set up the set of optical channel management object.
S5. by the optical fiber connecting object sequence between different optical channel management objects and optical port information analysis, check whether the identical wavelength of Different Light position forms Wavelength conflict through same optical port, if there is conflict, directly finish, if without conflict, enter S6.
S6. by the precedence relationship of optical fiber connection management object sequence that single optical channel management object is comprised, the analysis of optical port information, automatically search restructural add drop multiplex light cross processing cell tray and configure required optical port, wavelength information, set up light cross-over configuration data.
As shown in Figure 2, for collecting light signal processing unit dish and optical port thereof in S1 and the flow process of processing of classifying, concrete steps are as follows:
S101. search the cell tray of photosphere signal processing, collector unit dish information, classifies according to the level of its Ricoh of living in layer signal to cell tray, sets up cell tray object and set thereof; For each different cell tray object, retrieve its optical port configuration information.
S102. check whether described cell tray object is light signal processing unit, if not, directly enters next cell tray, proceeds to S101.
S103. by reading the definition of XML formatted data file, the basic configuration data such as the interface number of structure optical port, closure, capacity, title, its annexation state of initialization, sets up optical port management object.
S104. the signal type connecting according to the classification of optical port place cell tray, optical port, sets up the distinctive configuration information data of optical port place hierarchical information data and optical port.Increase wavelength configuration for the port that comprises transmission, reception wavelength, for light intersection device interface, its mark and configuration mode are set.
S105. by current optical port information object, be saved in the optical port management object data acquisition system of cell tray object, whether search complete to check all optical ports of active cell dish, if not, proceeds to S102, continues to set up next optical port management object; If search complete, enter S106.
S106. by active cell dish object, be saved in cell tray object set, in inspection current network, whether search complete for the cell tray of all photosphere signals processing, if not, proceeds to S101, continues to process next cell tray; If so, finish.
In above-mentioned steps, related cell tray object comprises the optical port object data set under this cell tray, and Retrieval Interface is efficiently provided, and optical port object also can be retrieved its place cell tray and nodal information simultaneously.As shown in Figure 3, the static relation figure of cell tray object and optical port object, cell tray object comprises title, classification base attribute, and preserves the data acquisition system of all optical ports in this cell tray; The base attribute that optical port object comprises title, type, level, for the optical port comprising containing specific wavelength configuration, the port object (po) that comprises light cross parameter, routing parameter, create by expansion subclass, these extend informations are for automatic search and forming end-to-end optical cross connect parameter sets.
As shown in Figure 4, be the flow process of optical fiber link information construction data set between collector node in step S2, its concrete steps are as follows:
S201. the optical fiber link information between node in collection network, sets up optical fiber connection management object the node of receiving optical port from the luminous port of source to egress.
S202. collect the basic configuration data such as the optical fibre frame, length, cost, mark of optical fiber connecting object.
S203. by optical fiber connection management object between present node, between preservation present node, optical fiber link information object is to optical fiber connecting object data acquisition system.
In above-mentioned steps, internodal optical fiber connects building process and configures to realize by the topological structure of network node, it represents the optical cable from source node group road optical interface to destination node group road optical interface, can be used for recording the relevant parameter information of optical cable, required cost parameter when route search between node can be provided.
As shown in Figure 5, for the optical fiber between light signal processing unit dish in collector node in step S3 connects flow process, detailed step is as follows:
S301. collect the optical fiber link information of single network intra-node, set up the node inner fiber connection management object from source light signal processing unit dish output optical port to the input optical port of next level light signal processing unit dish.Described internal optical fiber link information is different from outside connection, respectively outside, internal data are processed because need while generating optical channel path, can accelerate processing response, simultaneously, the optical fiber connecting object that has optical cross connect is distinguished and can record the relevant data such as configuration parameter, direction of intersecting with light, to use in the time generating relevant configuration data.
S302. collect the basic configuration information such as cost, dispersion compensation parameter of optical fiber connection management object, if be connected to the optical fiber of optical cross connect configuration device, generate corresponding configuration data and configuration interface according to connected optical cross-connection unit dish configuration item.
S303. current intra-node optical fiber connection management object is saved in the set of optical fiber connection management object data.
As shown in Figure 6, for step S4 structure optical channel object in Fig. 1 and by the flow process in optical fiber connecting object sequence structure light path path, its concrete steps are as follows:
S401. set up optical channel management object, collect the essential information such as sourcesink node, title, speed rank, protection configuration of optical channel management object.
S402. search optical fiber between the node from source node to destination node and connect, generate optical fiber connecting object sequence between node, be saved in the optical fiber connecting object arrangement set of optical channel management object.Between first processing node, connect, can process with route search algorithm fast, at this moment optical channel path data might not be correct, is also incomplete, need to generate below intra-node catenation sequence and be combined in the process in existing sequence it is verified.
S403. retrieve the optical fiber connecting object arrangement set of optical channel management object, check the output optical port of optical fiber connecting object between previous node and the input optical port of a rear optical fiber connecting object, at above-mentioned two optical port place intra-node retrieval node inner fiber connecting objects, searching two optical fiber between optical port connects, generate node inner fiber connecting object sequence, insert the optical fiber catenation sequence set that is saved in optical channel object.
S404. check and whether successfully find the optical fiber connecting object path sequence of intra-node, if successfully find, in optical channel management object between next section of node optical fiber connect and process, find if unsuccessful, abandon this optical channel management object and finish; Complete after all optical fiber connection management object handles, these optical channel management object data are effectively, enter S405;
S405. preserve this optical channel management object to optical channel sets of configuration data.
As shown in Figure 7, for step S5 in Fig. 1 detects optical channel and the interior no flow chart that has Wavelength conflict of other optical channels of set, concrete steps are as follows:
S501. select an optical channel object to be detected, obtain the wavelength configuration that optical port was sent out, received in source, destination node, by optical-fiber connection data between the node of optical channel object obtain optical channel the nodal information of process, be saved in node data set, by between node, node inner fiber connection data obtain optical channel all input optical port information of process, be saved in optical port data acquisition system.
S502. retrieve whole optical channel data acquisition systems, select an optical channel object comparing.
What S503. check the optical channel source node that compares sends out, receives optical port wavelength configuration, whether with optical channel source node to be detected send out, receive optical port consistent wavelength; The optical channel destination node comparing send out, receive the wavelength configuration of optical port, whether with the consistent wavelength of sending out, receive optical port of optical channel destination node to be detected; Owing to only having all consistent or whole inconsistent situations to occur herein, if inconsistent, proceed to S506, if all consistent, enter S504.
S504. the optical-fiber connection data connecting between the node by the optical channel that compares obtain optical channel the nodal information of process, check nodal information whether with optical channel to be detected the node of process have identical entry, if so, proceed to S505, if not, proceed to S506.
S505. check between the node of the optical channel object that compares, node inner fiber connection data, check that the input optical port of each optical-fiber connection data object is whether in all input optical port information datas set of optical channel to be detected, if, judge that optical channel to be detected exists Wavelength conflict at this input optical port and the optical channel comparing, and finishes; If not, enter S506.
S506. check whether all optical channel objects all compare? if all compare, enter S507, if all inspection is not complete, proceed to step S502, enter next optical channel.
S507. in judging optical channel data to be detected and gathering there is not Wavelength conflict in other optical channel data.
As shown in Figure 8, the optical fiber connecting object sequence comprising by optical channel for step S6 in Fig. 1 generates the flow process of light cross-over configuration, and concrete steps are as follows:
S601. select an optical channel management object, set up cross-over configuration data, obtain source, the destination node of this optical channel object and send out, receive the wavelength information of optical port as the wavelength configuration parameter of light intersection.
S602. travel through the intra-node optical fiber catenation sequence of optical channel, check whether the two ends optical port of optical fiber connecting object is wavelength selector part, if so, enter step S603, if not, enter S604.
S603. the corresponding optical channel wavelength of the wavelength option and installment item that optical fiber connecting object is connected to the optical port on wavelength-selective switches device is set to out, and makes optical channel wavelength can pass through wavelength selector part; Obtain the configuration information of wavelength selector part optical port, required other parameters are configured.
S604. whether all setting completed to check the intra-node optical fiber connecting object of optical channel, if so, enters step S605, if not, enters step S602, continues to check that next optical fiber connects.
S605. all optical wavelength selector configurations are set to cell tray, complete the end-to-end optical cross connect configuration of optical channel.
As shown in Figure 9, the apparatus structure block diagram configuring for the end-to-end optical cross connect of the embodiment of the present invention.The device of described end-to-end optical cross connect configuration comprises: cell tray, optical port configuration submodule 1, and optical fiber link information is processed submodule 2, and end-to-end optical channel is processed submodule 3, and light cross-over configuration is processed submodule 4.Cell tray, optical port configuration submodule 1 connect respectively optical fiber link information and process submodule 2 and end-to-end optical channel processing submodule 3, and optical fiber link information is processed submodule 2, end-to-end optical channel processing submodule 3, light cross-over configuration is processed submodule 4 has data to be connected with interface.
Described cell tray, optical port configuration submodule 1, has been used for the collection management of light signal processing unit information in optical transmission equipment; Be responsible for loading and preserving cell tray classification, essential information, configuration structure and the interface of light signal processing unit, the particular arrangement such as the optical port master data information of every kind of cell tray, connection status, wavelength, provide the retrieval of various data and detect and analyze.Optical fiber link information is processed submodule 2, has been used for the collection management of logical relation between optical port; Be responsible for loading and preserving the optical fiber link information of configuration, receive optical port configuration by the luminous port in source and the place that connect, optical fiber between classification structure node connects with node inner fiber and is connected, has the interconnection and the generic connectivity that connect light cross-over configuration device, also retrieve each optical-fiber connection data sequence, and realize analysis and the detection of optical fiber catenation sequence.End-to-end optical channel is processed submodule 3, has been used for that light path search, path information are collected, Wavelength conflict detects; Be responsible for structure and management optical channel set of data objects, retrieval optical channel set of data objects and detection Wavelength conflict.Light cross-over configuration is processed submodule 4, has been used for light cross-over configuration information, and configuration parameter generates and issues; The management object of processing node inside, the optical wavelength configuration information of sending out, receive of the optical fiber catenation sequence that optical channel is comprised and source, egress node is comprehensively analyzed, completing intra-node wavelength path analyzes and processes, produce light cross-over configuration, complete communicating by letter and configuration management operation between equipment.
The present invention is not limited to above-mentioned execution mode, for those skilled in the art, under the premise without departing from the principles of the invention, can also make some improvements and modifications, within these improvements and modifications are also considered as protection scope of the present invention.The content not being described in detail in this specification belongs to the known prior art of professional and technical personnel in the field.
Claims (14)
1. a method for end-to-end optical cross connect configuration, is characterized in that, comprises the steps:
S1. collect photosphere signal processing unit dish, the optical port information of each node in OTN network, to each cell tray and the optical port that has thereof, set up respectively cell tray management object data acquisition system, optical port management object data acquisition system;
S2. between collector node, from source output optical port to the optical fiber link information egress input optical port, set up optical fiber connection management object data set between node;
S3. collector node inside, exports optical port to the optical fiber link information between input optical port between photosphere signal processing unit, set up the set of node inner fiber connection management object data;
S4. collect from source optical convering unit dish output optical port to the optical fiber connecting object sequence egress optical convering unit dish input optical port, set up the set of optical channel management object;
S5. by the optical fiber connecting object sequence between different optical channel management objects and optical port information analysis, check whether the identical wavelength of Different Light position forms Wavelength conflict through same optical port, if there is conflict, directly finish;
S6. by the precedence relationship of optical fiber connection management object sequence that single optical channel management object is comprised, the analysis of optical port information, automatically search restructural add drop multiplex light cross processing cell tray and configure required optical port, wavelength information, set up light cross-over configuration data.
2. the method for a kind of end-to-end optical cross connect configuration as claimed in claim 1, is characterized in that, the detailed step in S1 is as follows:
S101. search the cell tray of photosphere signal processing, collector unit dish information, classifies according to the level of its Ricoh of living in layer signal to cell tray, sets up cell tray object and set thereof; For each different cell tray object, retrieve its optical port configuration information;
S102. check that whether described cell tray object is light signal processing unit, if not, directly enters next cell tray;
S103. by reading the definition of XML formatted data file, construct the basic configuration data of optical port, its annexation state of initialization, sets up optical port management object;
S104. the signal type connecting according to the classification of optical port place cell tray, optical port, sets up the distinctive configuration information data of optical port place hierarchical information data and optical port;
S105. by current optical port information object, be saved in the optical port management object data acquisition system of cell tray object, whether search complete to check all optical ports of active cell dish, if not, proceeds to S102, continues to set up next optical port management object;
S106. active cell dish object is saved in cell tray object set, in inspection current network, whether search complete for the cell tray of all photosphere signals processing, if not, proceeds to S101, continues to process next cell tray.
3. the method for a kind of end-to-end optical cross connect configuration as claimed in claim 2, is characterized in that: the basic configuration data of described structure optical port comprises the interface number of optical port, closure, capacity, title.
4. the method for a kind of end-to-end optical cross connect configuration as claimed in claim 2, is characterized in that: in described S103, increase wavelength configuration for the optical port that comprises transmission, reception wavelength, for light intersection device interface, its mark and configuration mode are set.
5. the method for a kind of end-to-end optical cross connect configuration as claimed in claim 1, is characterized in that, the detailed step in S2 is as follows:
S201. the optical fiber link information between node in collection network, sets up optical fiber connection management object the node of receiving optical port from the luminous port of source to egress;
S202. collect the basic configuration data of optical fiber connection management object;
S203. optical fiber connection management object between present node is saved in the data acquisition system of optical fiber connection management object.
6. the method for a kind of end-to-end optical cross connect configuration as claimed in claim 5, is characterized in that: the basic configuration data of described optical fiber connection management object comprises optical fibre frame, length, cost, mark.
7. the method for a kind of end-to-end optical cross connect configuration as claimed in claim 5, it is characterized in that: described internodal optical fiber connection management object building process, configure to realize by the topological structure of network node, it represents the optical cable from source node group road optical interface to destination node group road optical interface, be used for recording the relevant parameter information of optical cable, required cost parameter when route search between node is provided.
8. the method for a kind of end-to-end optical cross connect configuration as claimed in claim 1, is characterized in that, the detailed step in S3 is as follows:
S301. collect the optical fiber link information of single network intra-node, set up the node inner fiber connection management object from source light signal processing unit dish output optical port to the input optical port of next level light signal processing unit dish;
S302. collect optical fiber connection management object basic configuration information, if be connected to the optical fiber of optical cross connect configuration device, generate corresponding configuration data and configuration interface according to connected optical cross-connection unit dish configuration item;
S303. current intra-node optical fiber connection management object is saved in the set of optical fiber connection management object data.
9. the method for a kind of end-to-end optical cross connect configuration as claimed in claim 8, is characterized in that: described optical fiber connection management object basic configuration information comprises cost, the dispersion compensation parameter of optical fiber connection management object.
10. the method for a kind of end-to-end optical cross connect configuration as claimed in claim 1, is characterized in that, the detailed step in S4 is as follows:
S401. set up optical channel management object, collect the essential information of optical channel management object;
S402. search optical fiber between the node from source node to destination node and connect, generate optical fiber connecting object sequence between node, be saved in the optical fiber connecting object arrangement set of optical channel management object;
S403. retrieve the optical fiber connecting object arrangement set of optical channel management object, check the output optical port of optical fiber connecting object between previous node and the input optical port of a rear optical fiber connecting object, at above-mentioned two optical port place intra-node retrieval node inner fiber connecting objects, searching two optical fiber between optical port connects, generate node inner fiber connecting object sequence, insert the optical fiber catenation sequence set that is saved in optical channel object;
S404. check and whether successfully find the optical fiber connecting object path sequence of intra-node, if successfully find, in optical channel management object between next section of node optical fiber connect and process, find if unsuccessful, abandon this optical channel management object and finish; Complete after all optical fiber connection management object handles, these optical channel management object data are effectively, enter S405;
S405. preserve this optical channel management object to optical channel sets of configuration data.
The method of 11. a kind of end-to-end optical cross connect configurations as claimed in claim 10, is characterized in that: the essential information of described optical channel management object at least comprises sourcesink node, title, speed rank, the protection configuration of optical channel management object.
The method of 12. a kind of end-to-end optical cross connect configurations as claimed in claim 10, it is characterized in that: in described S402, first by connecting between route search algorithm process node fast, then generate intra-node optical fiber connecting object sequence and be combined in the process in existing sequence it is verified.
The method of 13. a kind of end-to-end optical cross connect configurations as claimed in claim 1, is characterized in that, the detailed step in S5 is as follows:
S501. select an optical channel object to be detected, obtain the wavelength configuration that optical port was sent out, received in source, destination node, by optical-fiber connection data between the node of optical channel object obtain optical channel the nodal information of process, be saved in node data set, by between node, node inner fiber connection data obtain optical channel all input optical port information of process, be saved in optical port data acquisition system;
S502. retrieve whole optical channel data acquisition systems, select an optical channel object comparing;
What S503. check the optical channel source node that compares sends out, receives optical port wavelength configuration, whether with optical channel source node to be detected send out, receive optical port consistent wavelength; The optical channel destination node comparing send out, receive the wavelength configuration of optical port, whether with the consistent wavelength of sending out, receive optical port of optical channel destination node to be detected; If inconsistent, proceed to S506; If all consistent, proceed to S504 and continue;
S504. the optical-fiber connection data connecting between the node by the optical channel that compares obtain optical channel the nodal information of process, check nodal information whether with optical channel to be detected the node of process have identical entry, if so, proceed to S505, if not, proceed to S506;
S505. check between the node of the optical channel object that compares, node inner fiber connection data, check that the input optical port of each optical-fiber connection data object is whether in all input optical port information datas set of optical channel to be detected, if, judge that optical channel to be detected exists Wavelength conflict at this input optical port and the optical channel comparing, and finishes; If not, enter S506;
S506. check whether all optical channel objects all compare, if all compare, enter S507, if all inspection is not complete, enter step S502, check next optical channel;
S507. in judging optical channel data to be detected and gathering there is not Wavelength conflict in other optical channel data.
The method of 14. a kind of end-to-end optical cross connect configurations as claimed in claim 1, is characterized in that, the detailed step in S6 is as follows:
S601. select an optical channel management object, set up cross-over configuration data, obtain source, the destination node of this optical channel object and send out, receive the wavelength information of optical port as the wavelength configuration parameter of light intersection;
S602. travel through the intra-node optical fiber catenation sequence of optical channel, check whether the two ends optical port of optical fiber connecting object is wavelength selector part, if so, enter step S603, if not, enter S604;
S603. the corresponding optical channel wavelength of the wavelength option and installment item that optical fiber connecting object is connected to the optical port on wavelength-selective switches device is set to out, and makes optical channel wavelength can pass through wavelength selector part;
S604. whether all setting completed to check the intra-node optical fiber connecting object of optical channel, if so, enters step S605, if not, enters step S602, continues to check that next optical fiber connects;
S605. all optical wavelength selector configurations are set to cell tray, complete the end-to-end optical cross connect configuration of optical channel.
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210037158.7A CN102547494B (en) | 2012-02-20 | 2012-02-20 | Method and device for peer-to-peer optical cross connection configuration |
| MYPI2013702312A MY175578A (en) | 2012-02-20 | 2012-08-10 | End-to-end optical cross connection configuration method and device |
| PCT/CN2012/079923 WO2013123764A1 (en) | 2012-02-20 | 2012-08-10 | End-to-end optical cross connection configuration method and device |
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| CN201210037158.7A CN102547494B (en) | 2012-02-20 | 2012-02-20 | Method and device for peer-to-peer optical cross connection configuration |
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| CN102547494B (en) * | 2012-02-20 | 2014-06-18 | 烽火通信科技股份有限公司 | Method and device for peer-to-peer optical cross connection configuration |
| CN105721183A (en) * | 2014-12-03 | 2016-06-29 | 中兴通讯股份有限公司 | Information update method, device and terminal |
| CN105790966B (en) * | 2014-12-18 | 2020-02-04 | 中兴通讯股份有限公司 | Node cross search method and device |
| CN106330705A (en) * | 2015-06-30 | 2017-01-11 | 中兴通讯股份有限公司 | Path computation method and device and path computation element (PCE) |
| CN105024857B (en) * | 2015-07-21 | 2019-07-19 | 广州咨元信息科技有限公司 | A method of with bypass mode to IP network optical power automated analysis |
| WO2017024521A1 (en) * | 2015-08-11 | 2017-02-16 | 华为技术有限公司 | Cross-layer service configuration method and controller |
| CN105119818B (en) * | 2015-08-18 | 2018-08-03 | 周雪勤 | A kind of method and system for establishing channel aggregate routing in dense wavelength division network |
| CN105263069B (en) * | 2015-09-01 | 2017-03-15 | 周雪勤 | A kind of method and device for setting up optical channel route in dense wavelength division network |
| CN106452573B (en) * | 2016-08-29 | 2018-09-18 | 烽火通信科技股份有限公司 | The autoplacement method and system of OTN service signal stray arrow spirograms |
| CN108462535B (en) * | 2017-02-20 | 2022-08-30 | 中兴通讯股份有限公司 | Network element level optical layer cross capacity management method and device |
| CN107809687A (en) * | 2017-09-28 | 2018-03-16 | 烽火通信科技股份有限公司 | A kind of abstract method of the OTN optical network device resources based on SDN frameworks |
| CN108900350B (en) * | 2018-07-11 | 2021-03-02 | 烽火通信科技股份有限公司 | Configuration method and system for optical layer service layered model in network management system |
| CN115515031A (en) * | 2021-06-23 | 2022-12-23 | 中兴通讯股份有限公司 | Optical fiber connection discovery method, electronic device, and computer-readable storage medium |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101459862A (en) * | 2008-11-21 | 2009-06-17 | 烽火通信科技股份有限公司 | Method and apparatus for end-to-end automatic configuring G.709 connection monitoring overhead |
| CN101459469A (en) * | 2007-12-14 | 2009-06-17 | 华为技术有限公司 | Optical layer scheduling method for network element and network management control system |
| CN101720050A (en) * | 2010-01-11 | 2010-06-02 | 浙江工业大学 | Optical cross connection device for core nodes of optical burst switching network |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| US6560000B2 (en) * | 2000-11-20 | 2003-05-06 | Jds Uniphase Inc. | Wavelength-dependent optical signal processing using an angle-to-offset module |
| CN102547494B (en) * | 2012-02-20 | 2014-06-18 | 烽火通信科技股份有限公司 | Method and device for peer-to-peer optical cross connection configuration |
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|---|---|---|---|---|
| CN101459469A (en) * | 2007-12-14 | 2009-06-17 | 华为技术有限公司 | Optical layer scheduling method for network element and network management control system |
| CN101459862A (en) * | 2008-11-21 | 2009-06-17 | 烽火通信科技股份有限公司 | Method and apparatus for end-to-end automatic configuring G.709 connection monitoring overhead |
| CN101720050A (en) * | 2010-01-11 | 2010-06-02 | 浙江工业大学 | Optical cross connection device for core nodes of optical burst switching network |
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| WO2013123764A1 (en) | 2013-08-29 |
| MY175578A (en) | 2020-07-01 |
| CN102547494A (en) | 2012-07-04 |
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