CN116155438A - Optical multiplexing section creation method and device, network management system and box-type wavelength division equipment - Google Patents

Abstract

The present disclosure relates to an optical multiplexing segment creation method and apparatus, a network management system, and a box-type wavelength division device. The optical multiplexing segment creation method comprises the following steps: selecting a path board card and port resources of a current network manager to automatically create an optical multiplexing section, wherein the current network element comprises a terminal station and optical station equipment; and allowing the board card resources to be scheduled across the network elements under the condition that the board card on the current network element cannot meet the resource requirements. The method and the device can automatically select the along-way board card and port resources including the terminal station and the optical station equipment to automatically create the optical multiplexing section; the method and the device can realize the scheduling of the cross-network element board card resources.

Description

Optical multiplexing section creation method and device, network management system and box-type wavelength division equipment

technical field

The present disclosure relates to the field of communication networks, in particular to a method and device for creating an optical multiplex section, a network management system, and a box-type wavelength division device.

Background technique

Related technologies The traditional WDM is independently controlled by each manufacturer, and is generally created by each manufacturer's EMS (electronic Manufacturing Services, electronic manufacturing service) board-by-board configuration, or when the single-site network element can meet the resource requirements of the board card, it is created by the routing method.

For large-bandwidth, point-to-point DCI (Data Center Interconnect, Data Center Interconnect) scenarios, traditional WDM is difficult to apply due to many problems such as size, energy consumption, heat dissipation, cost, and closure. Open and decoupled box-type WDM equipment can better meet DCI scenarios.

Contents of the invention

The inventor found through research that: DCI scenarios generally have the characteristics of urgent business needs and fast expansion and growth. For the configuration management of box-type WDM systems in related technologies, if the single-site method is used to configure OMS, the manual activation time is long, and the routing method also exists. Some manufacturers may need to schedule board resources across network elements due to differences in size and board integration. It is difficult to implement automatic OMS (Optical Multiplex Section, Optical Multiplex Section) creation for multi-vendor box-type WDM equipment.

In view of at least one of the above technical problems, the present disclosure provides a method and device for creating an optical multiplex section, a network management system and a box-type wavelength division device, which can automatically select boards along the way including terminal stations and optical amplifier station equipment Card and port resources are used to automatically create optical multiplex sections.

According to an aspect of the present disclosure, a method for creating an optical multiplex section is provided, including:

Select the board card and port resources along the current network management to automatically create the optical multiplexing section, where the current network elements include terminal stations and optical amplifier station equipment;

In the case that the boards on the current network element cannot meet the resource requirements, cross-network element scheduling of board resources is allowed.

In some embodiments of the present disclosure, the method for creating an optical multiplex section further includes:

According to different board integration levels of the box-type WDM equipment, at least one of the following four types of optical amplifier boards is supported: boards with integrated power amplifiers and preamplifiers, boards with power amplifiers only, boards with preamplifiers only Amplifier boards, optical line amplifier boards containing bidirectional Erbium-doped fiber amplifiers.

In some embodiments of the present disclosure, the selection of the board card and port resources along the current network management, and the automatic creation of the optical multiplex section include:

For scenarios with different spans and different protection requirements, select the board and port resources along the current network management to automatically create optical multiplexing segments. Different spans include single-span and multi-span, and different protection requirements include optical multiplexing. segment protection requirements and no protection requirements.

In some embodiments of the present disclosure, for a single-span scenario, the selection of the board card and port resources along the current network management, and the automatic creation of the optical multiplex section include:

Selecting the multiplex ports of the first terminal station and the second terminal station;

Determine whether to create optical multiplex section protection;

In the case of creating optical multiplex section protection, search whether the optical amplifier board resource satisfies the first constraint condition in the current network elements of the first terminal station and the second terminal station, and whether the resource of the optical amplifier card in the first terminal station and the second terminal station Search whether the board resource of the optical line protection equipment in the current network element satisfies the second constraint condition;

Search for the optical amplifier board card resources in the current network elements of the first terminal station and the second terminal station to meet the first constraint condition, and search for the optical line protection device board card in the current network elements of the first terminal station and the second terminal station When the resource satisfies the second constraint condition, it is determined that the optical multiplex section is created successfully.

In some embodiments of the present disclosure, for a single-span scenario, the selection of the along-way board and port resources of the current network management, and the automatic creation of the optical multiplex section further include:

Searching for optical amplifier board resources in the current network elements of the first terminal station and the second terminal station does not meet the first constraint condition, or searching for optical line protection equipment boards in the current network elements of the first terminal station and the second terminal station When the card resource does not satisfy the second constraint condition, search whether other network element board resources satisfy the first constraint condition and the second constraint condition in the available network element set;

In the case that other network element board resources in the available network element set meet the first constraint condition and the second constraint condition, it is determined that the optical multiplex section is created successfully;

In the case that other network element board resources in the available network element set do not satisfy the first constraint condition and the second constraint condition, it is determined that the creation of the optical multiplex section fails.

In some embodiments of the present disclosure, for a single-span scenario, the selection of the along-way board and port resources of the current network management, and the automatic creation of the optical multiplex section further include:

In the case of not creating optical multiplex section protection, searching whether the optical amplifier board resource satisfies the third constraint condition in the current network elements of the first terminal station and the second terminal station;

In the case that the optical amplifier board resource searched in the current network elements of the first terminal station and the second terminal station satisfies the third constraint condition, it is determined that the optical multiplex section is created successfully.

In some embodiments of the present disclosure, for a single-span scenario, the selection of the along-way board and port resources of the current network management, and the automatic creation of the optical multiplex section further include:

In the case that the optical amplifier board resources in the current network elements of the first terminal station and the second terminal station do not meet the third constraint condition, search whether other network element board resources meet the third constraint condition in the available network element set;

In the case that other network element board resources in the available network element set meet the third constraint condition, it is determined that the optical multiplexing section is created successfully;

In the case that other network element board resources in the available network element set do not satisfy the third constraint condition, it is determined that the creation of the optical multiplex section fails.

In some embodiments of the present disclosure, for a multi-span scenario, the selection of the along-way board and port resources of the current network management, and the automatic creation of the optical multiplex section include:

Selecting the multiplex ports of the first terminal station and the second terminal station;

Determine whether to create optical multiplex section protection;

In the case of creating optical multiplex section protection, select all optical amplifier stations along the main path and backup path;

Search whether the optical amplifier board resource satisfies the first constraint condition in the current network elements of the first terminal station and the second terminal station, and search for the optical line protection device board in the current network elements of the first terminal station and the second terminal station Whether the card resource satisfies the second constraint condition;

Search for the optical amplifier board card resources in the current network elements of the first terminal station and the second terminal station to meet the first constraint condition, and search for the optical line protection device board card in the current network elements of the first terminal station and the second terminal station When the resource satisfies the second constraint condition, in the available network element set of each optical amplifier station along the way, search whether the bidirectional optical fiber on the same path can be amplified in the same optical amplifier board;

In the case that the bidirectional optical fiber on the same path satisfies amplifying in the same optical amplifier board, it is determined that the optical multiplex section is created successfully;

In the case that the bidirectional optical fibers on the same path do not meet the requirements for amplification in the same optical amplifier board, it is determined that the creation of the optical multiplex section fails.

In some embodiments of the present disclosure, for a multi-span scenario, the selection of the board card and port resources along the current network management, and the automatic creation of the optical multiplex section further include:

Searching for optical amplifier board resources in the current network elements of the first terminal station and the second terminal station does not meet the first constraint condition, or searching for optical line protection equipment boards in the current network elements of the first terminal station and the second terminal station When the card resource does not satisfy the second constraint condition, search whether other network element board resources satisfy the first constraint condition and the second constraint condition in the available network element set;

In the case that other network element board resources in the available network element set satisfy the first constraint condition and the second constraint condition, search for bidirectional optical fiber on the same path in the available network element set of each optical amplifier station along the way Whether it satisfies the steps of amplifying in the same optical amplifier board;

In the case that other network element board resources in the available network element set do not satisfy the first constraint condition and the second constraint condition, it is determined that the creation of the optical multiplex section fails.

In some embodiments of the present disclosure, for a multi-span scenario, the selection of the board card and port resources along the current network management, and the automatic creation of the optical multiplex section further include:

In the case of not creating optical multiplex section protection, select the optical playback station along the way;

Searching whether the optical amplifier board resource satisfies the third constraint condition in the current network elements of the first terminal station and the second terminal station;

When searching for the optical amplifier board resources in the current network elements of the first terminal station and the second terminal station meets the third constraint condition, search for the same path in the available network element sets of each optical amplifier station along the way Whether the two-way optical fiber on the board meets the steps of amplification in the same optical amplifier board.

In some embodiments of the present disclosure, for a multi-span scenario, the selection of the board card and port resources along the current network management, and the automatic creation of the optical multiplex section further include:

In the case that the optical amplifier board resources in the current network elements of the first terminal station and the second terminal station do not meet the third constraint condition, search whether other network element board resources meet the third constraint condition in the available network element set;

In the case that other network element board resources in the available network element set meet the third constraint condition, perform a search in the available network element sets of each optical amplifier station along the way to check whether the bidirectional optical fibers on the same path meet the requirements of the same optical fiber. The step of zooming in on the board;

In the case that other network element board resources in the available network element set do not satisfy the third constraint condition, it is determined that the creation of the optical multiplex section fails.

In some embodiments of the present disclosure, the first constraint condition includes: the optical amplifier board includes 2 power amplifiers and 2 preamplifiers; the priority principle when resources are duplicated is: the board card integrating the power amplifier and the preamplifier is The first priority, the single erbium-doped fiber amplifier is the second priority; the power amplifier and preamplifier of the main path, and the power amplifier and preamplifier of the backup path are located in different network elements.

In some embodiments of the present disclosure, the second constraint condition includes: one optical line protection device board is included, and each optical line protection device board has only one optical protection switch; the optical line protection device board is not connected to the main path The power amplifier is the same as the network element.

In some embodiments of the present disclosure, the third constraint condition includes: the optical amplifier board includes 1 power amplifier and 1 preamplifier; the priority principle when resources are duplicated is: the board card integrating the power amplifier and the preamplifier is The first priority, single erbium-doped fiber amplifier is the second priority.

In some embodiments of the present disclosure, the method for creating an optical multiplex section further includes:

Obtain the available network element resources of the relevant site;

Obtaining network element information of each network element, wherein the network element information includes board information and port availability;

According to business requirements, according to the optical multiplexing section creation method as described in any of the above-mentioned embodiments, the scheduling of required plate resources is carried out;

Obtain connection information between network elements;

Carry out port-level concatenation on the dispatched plate resources to form an optical multiplexing section.

According to another aspect of the present disclosure, a device for creating an optical multiplex section is provided, including:

The multiplex section creation module is used to select the board card and port resources along the current network management to automatically create the optical multiplex section, wherein the current network elements include terminal stations and optical amplifier station equipment;

The block scheduling module is used to allow cross-network element scheduling of board resources when the board cards on the current network element cannot meet the resource requirements;

In some embodiments of the present disclosure, the apparatus for creating an optical multiplex section is configured to perform operations for implementing the method for creating an optical multiplex section as described in any of the above-mentioned embodiments.

According to another aspect of the present disclosure, a device for creating an optical multiplex section is provided, including:

memory for storing instructions;

A processor, configured to execute the instructions, so that the apparatus for creating an optical multiplex section executes operations for implementing the method for creating an optical multiplex section as described in any of the foregoing embodiments.

According to another aspect of the present disclosure, a network management system is provided, including the device for creating an optical multiplex section as described in any one of the above embodiments.

According to another aspect of the present disclosure, a box-type wavelength division device is provided, including the apparatus for creating an optical multiplex section according to any of the above embodiments, or including the network management system according to any of the above embodiments.

According to another aspect of the present disclosure, a non-transitory computer-readable storage medium is provided, wherein the non-transitory computer-readable storage medium stores computer instructions, and when the instructions are executed by a processor, any of the above-mentioned The method for creating an optical multiplex section described in the embodiment.

The present disclosure can automatically select board cards and port resources along the way including terminal stations and optical radio station equipment, and automatically create optical multiplexing sections; the present disclosure can realize cross-network element board resource scheduling.

Description of drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present disclosure or the prior art, the following will briefly introduce the drawings that need to be used in the description of the embodiments or the prior art. Obviously, the drawings in the following description are only These are some embodiments of the present disclosure. Those skilled in the art can also obtain other drawings based on these drawings without creative work.

Fig. 1 is a schematic diagram of some embodiments of the method for creating an optical multiplex section of the present disclosure.

Fig. 2 is a schematic diagram of an optical amplifier board integrated with PA+BA in some embodiments of the present disclosure.

FIG. 3 is a schematic diagram of an optical amplifier board including only a PA in some embodiments of the present disclosure.

FIG. 4 is a schematic diagram of an optical amplifier board containing only BAs in some embodiments of the present disclosure.

FIG. 5 is a schematic diagram of an optical amplifier board integrated with a bidirectional ILA in some embodiments of the present disclosure.

Fig. 6 is a schematic diagram of some embodiments of a method for creating a single-span optical multiplex section of the present disclosure.

Fig. 7 is a schematic diagram of some embodiments of the method for creating a multi-span optical multiplex section of the present disclosure.

Fig. 8 is a schematic diagram of other embodiments of the method for creating an optical multiplex section of the present disclosure.

Fig. 9 is a schematic diagram of some embodiments of an apparatus for creating an optical multiplex section according to the present disclosure.

Fig. 10 is a schematic diagram of other embodiments of an apparatus for creating an optical multiplex section according to the present disclosure.

Fig. 11 is a schematic structural diagram of some other embodiments of an apparatus for creating an optical multiplex section according to the present disclosure.

Detailed ways

The following will clearly and completely describe the technical solutions in the embodiments of the present disclosure with reference to the accompanying drawings in the embodiments of the present disclosure. Obviously, the described embodiments are only some of the embodiments of the present disclosure, not all of them. The following description of at least one exemplary embodiment is merely illustrative in nature and in no way intended as any limitation of the disclosure, its application or uses. Based on the embodiments in the present disclosure, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the protection scope of the present disclosure.

Relative arrangements of components and steps, numerical expressions and numerical values set forth in these embodiments do not limit the scope of the present disclosure unless specifically stated otherwise.

At the same time, it should be understood that, for the convenience of description, the sizes of the various parts shown in the drawings are not drawn according to the actual proportional relationship.

Techniques, methods and devices known to those of ordinary skill in the relevant art may not be discussed in detail, but where appropriate, such techniques, methods and devices should be considered part of the Authorized Specification.

In all examples shown and discussed herein, any specific values should be construed as illustrative only, and not as limiting. Therefore, other examples of the exemplary embodiment may have different values.

It should be noted that like numerals and letters denote like items in the following figures, therefore, once an item is defined in one figure, it does not require further discussion in subsequent figures.

Fig. 1 is a schematic diagram of some embodiments of the method for creating an optical multiplex section of the present disclosure. Preferably, this embodiment can be executed by the device for creating an optical multiplex section of the present disclosure, the network management system of the present disclosure, or the box-type wavelength division device of the present disclosure. The method may include at least one of step 11 and step 12, wherein:

Step 11, select the board card and port resources along the route of the current network management, and perform automatic creation of the optical multiplexing section, wherein, the current network element includes the terminal station and the optical amplifier station equipment.

Step 12, in the case that the boards on the current network element cannot meet the resource requirements, allow cross-network element scheduling of board resources.

In some embodiments of the present disclosure, step 12 may include: for scenarios with different spans and different protection requirements, selecting board cards and port resources along the current network management to automatically create an optical multiplex section, wherein different spans include Single-span and multi-span, different protection requirements include optical multiplex section protection requirements and no protection requirements.

The above embodiments of the present disclosure can perform cross-network element board resource scheduling. The above embodiments of the present disclosure use the routing method to create optical multiplexing sections, and can automatically select boards and port resources along the way including terminal stations and optical amplifier station equipment. Allows scheduling across network elements.

In some embodiments of the present disclosure, the method for creating an optical multiplex section may further include: supporting four types of OA (Optical Amplifier, optical amplifier) boards as shown in Fig. 2-Fig. At least one of the card types, where:

1) A board integrated with BA (Booster-Amplifier, power amplifier) and PA (Pre-Amplifier, pre-amplifier). FIG. 2 is a schematic diagram of an optical amplifier board integrated with PA+BA in some embodiments of the present disclosure.

2) A board that only includes a PA. FIG. 3 is a schematic diagram of an optical amplifier board that only includes a PA in some embodiments of the present disclosure.

3) A board containing only BAs. FIG. 4 is a schematic diagram of an optical amplifier board containing only BAs in some embodiments of the present disclosure.

4) ILA (in-Line-Amplifier, optical line amplifier card) board, wherein the ILA board includes a bidirectional EDFA (Erbium Doped Fiber Amplifier, erbium-doped fiber amplifier). FIG. 5 is a schematic diagram of an optical amplifier board integrated with a bidirectional ILA in some embodiments of the present disclosure.

The above-mentioned embodiments of the present disclosure can provide a method for automatically creating an optical multiplex section for automatically scheduling board resources across network elements. In an open and decoupled multi-vendor optical network, it can provide support for optical amplifier boards with different integration levels, and can realize Card flexible scheduling.

Traditional WDM equipment often adopts chimney management. A single manufacturer only needs to deal with specific board forms. However, due to its open and decoupled characteristics, WDM cassettes will require management of different optical amplifier boards from different manufacturers. Differences often include boards with different integration levels. The scheduling method in the above embodiments of the present disclosure can support different integration levels of optical amplifier boards, and can support all optical amplifier boards.

Fig. 6 is a schematic diagram of some embodiments of a method for creating a single-span optical multiplex section of the present disclosure. Preferably, this embodiment can be executed by the device for creating an optical multiplex section of the present disclosure, the network management system of the present disclosure, or the box-type wavelength division device of the present disclosure. For a single-span segment scenario, the method for creating an optical multiplex segment in the present disclosure may include at least one of step 601 and step 613, wherein:

In step 601, multiplex ports of the first terminal station A and the second terminal station Z are selected.

Step 602, judging whether to create optical multiplex section protection. In the case of creating the optical multiplex section protection, execute step 603; otherwise, in the case of not creating the optical multiplex section protection, execute step 609.

Step 603: Search in the current network elements of the first terminal station and the second terminal station whether the resource of the optical amplifier card satisfies the first constraint condition (constraint condition 1).

Step 604: Search whether OLP (Optical Line Protection, optical line protection equipment) board resources satisfy the second constraint condition (constraint condition 2) in the current network elements of the first terminal station and the second terminal station.

Step 605, judging whether the resource is satisfied. That is, it is judged whether searching for optical amplifier board resources in the current network elements of the first terminal station and the second terminal station satisfies the first constraint condition, and searching for optical lines in the current network elements of the first terminal station and the second terminal station Whether the board resource of the protection device satisfies the second constraint condition. Search for the optical amplifier board card resources in the current network elements of the first terminal station and the second terminal station to meet the first constraint condition, and search for the optical line protection device board card in the current network elements of the first terminal station and the second terminal station If the resource satisfies the second constraint condition, then execute step 608; otherwise, search for the optical amplifier board resource in the current network element of the first terminal station and the second terminal station and do not satisfy the first constraint condition, or in the first terminal station In the case where the board resource of the optical line protection equipment searched in the current network element of the station and the second terminal station does not meet the second constraint condition, step 606 is executed;

Step 606: Search for other network element board resources in the available network element set.

Step 607, judging whether the resource is satisfied, that is, judging whether other network element board resources satisfy the first constraint condition and the second constraint condition. In the case that other network element board resources in the available network element set satisfy the first constraint condition and the second constraint condition, execute step 608; otherwise, other network element board resources in the available network element set do not satisfy the first constraint condition and the second constraint condition, execute step 613.

In step 608, it is determined that the optical multiplex section is created successfully.

Step 609 , without creating optical multiplex section protection, search the current network elements of the first terminal station and the second terminal station to see whether the optical amplifier board resources satisfy the third constraint condition (constraint condition 3).

Step 610, judging whether the resources are satisfied, that is, judging whether the optical amplifier board resources of the current network elements of the first terminal station and the second terminal station satisfy the third constraint condition. In the case that the optical amplifier board resource is searched in the current network elements of the first terminal station and the second terminal station to meet the third constraint condition, step 608 is performed; in the current network elements of the first terminal station and the second terminal station, the optical If the amplifier board resource does not satisfy the third constraint condition, step 611 is executed.

Step 611: Search for other network element board resources in the available network element set.

Step 612, judging whether the resource is satisfied, that is, whether other network element board resources satisfy the third constraint condition. In the case that other network element board resources in the available network element set satisfy the third constraint condition, execute step 608; otherwise, in the case that other network element board resources in the available network element set do not satisfy the third constraint condition, execute Step 613.

In step 613, it is determined that the creation of the optical multiplex section fails.

Fig. 7 is a schematic diagram of some embodiments of a method for creating a multi-span optical multiplex section of the present disclosure. Preferably, this embodiment can be executed by the device for creating an optical multiplex section of the present disclosure, the network management system of the present disclosure, or the box-type wavelength division device of the present disclosure. For a multi-span scenario, the method for creating an optical multiplex section in the present disclosure may include at least one of steps 701 to 717, wherein:

In step 701, multiplex ports of the first terminal station A and the second terminal station Z are selected.

Step 702, judging whether to create optical multiplex section protection. In the case of creating the optical multiplex section protection, execute step 703; otherwise, in the case of not creating the optical multiplex section protection, execute step 712.

Step 703, select all optical playback stations along the main path and the backup path.

Step 704: Search in the current network elements of the first terminal station and the second terminal station whether the resource of the optical amplifier card satisfies the first constraint condition (constraint condition 1).

Step 705: Search whether the board resource of the optical line protection device satisfies the second constraint condition (constraint condition 2) in the current network elements of the first terminal station and the second terminal station.

Step 706, judging whether the resource is satisfied. That is, it is judged whether searching for optical amplifier board resources in the current network elements of the first terminal station and the second terminal station satisfies the first constraint condition, and searching for optical lines in the current network elements of the first terminal station and the second terminal station Whether the board resource of the protection device satisfies the second constraint condition. Search for the optical amplifier board card resources in the current network elements of the first terminal station and the second terminal station to meet the first constraint condition, and search for the optical line protection device board card in the current network elements of the first terminal station and the second terminal station If the resource satisfies the second constraint condition, then execute step 709; otherwise, search for the optical amplifier board resource in the current network element of the first terminal station and the second terminal station and do not satisfy the first constraint condition, or in the first terminal station In a case where the board resource of the optical line protection device searched in the current network elements of the station and the second terminal station does not satisfy the second constraint condition, step 707 is executed.

Step 707: Search for other network element board resources in the available network element set.

Step 708, judging whether the resources are satisfied, that is, judging whether other network element board resources satisfy the first constraint condition and the second constraint condition. In the case that other network element board resources in the available network element set meet the first constraint condition and the second constraint condition, execute step 709; otherwise, other network element board card resources in the available network element set do not satisfy the first constraint condition and the second constraint condition, execute step 717.

Step 709, in the available network element sets of each optical radio station along the way, respectively search for board resources: boards are required to meet 2 ILAs.

In some embodiments of the present disclosure, for OMS protection, it is allowed that the paths of the main and backup paths are different from the optical amplifier station (that is, the optical cable path is different), but for the bidirectional optical fiber on the same path, it is required to be in the same optical amplifier board (including Zoom in on ILA*2).

Step 710, judging whether the resources are sufficient, that is, judging whether the bidirectional optical fibers on the same path are amplified in the same optical amplifier board. In the case that the bidirectional optical fibers on the same path meet the requirements for amplification in the same optical amplifier board, perform step 711; otherwise, the bidirectional optical fibers on the same path do not meet the requirements for amplification in the same optical amplifier board , execute step 717.

Step 711, determine that the optical multiplex section is created successfully.

Step 712, select an optical playback station along the route without creating optical multiplex section protection.

Step 713: Search in the current network elements of the first terminal station and the second terminal station whether the resource of the optical amplifier card satisfies the third constraint condition (constraint condition 3).

Step 714, judging whether the resources are satisfied, that is, judging whether the optical amplifier board resources of the current network elements of the first terminal station and the second terminal station satisfy the third constraint condition. In the case that the optical amplifier board resource is searched in the current network elements of the first terminal station and the second terminal station to meet the third constraint condition, step 709 is performed; in the current network elements of the first terminal station and the second terminal station, the optical If the amplifier board resource does not satisfy the third constraint condition, step 715 is executed.

Step 715: Search for other network element board resources in the available network element set.

Step 716, judging whether the resource satisfies, that is, whether other network element board resources satisfy the third constraint condition. In the case that other network element board resources in the available network element set satisfy the third constraint condition, execute step 709; otherwise, in the case that other network element board resources in the available network element set do not satisfy the third constraint condition, execute Step 717.

In step 717, it is determined that the creation of the optical multiplex section fails.

In some embodiments of the present disclosure, step 703 , step 709 , step 710 and step 712 of the embodiment of FIG. 7 are different parts from the process of creating a single span in the embodiment of FIG. 6 .

In some embodiments of the present disclosure, the first constraint condition, the second constraint condition and the third constraint condition are applicable to the single-span scenario and the multi-span scenario, that is, applicable to the embodiments of FIG. 6 and FIG. 7 .

In some embodiments of the present disclosure, the first constraints may include:

1. The optical amplifier board includes 2 power amplifiers and 2 preamplifiers, that is, the number of EDFAs included in the OA board is: BA*2, PA*2.

2. The principle of priority when resources are duplicated is: the integrated power amplifier and preamplifier board is the first priority, and the single erbium-doped fiber amplifier is the second priority. That is, the board integrated with BA+PA is preferred; the single EDFA is second best.

3. The power amplifier and preamplifier (BA+PA) of the main path, and the power amplifier and preamplifier (BA+PA) of the backup path are located in different network elements. In this way, the device-level separation capability of the active and standby paths can be provided.

In some embodiments of the present disclosure, the second constraints may include:

1. Contains one optical line protection device board (OLP board*1), assuming that each optical line protection device board has only one optical protection switch.

2. The board card of the optical line protection equipment shall not be the same network element as the power amplifier of the main path. This can provide power-down retention capability.

In some embodiments of the present disclosure, the third constraint may include:

1. The optical amplifier board includes 1 power amplifier and 1 preamplifier; namely, BA*1, PA*1.

2. The principle of priority when resources are duplicated is: the integrated power amplifier and preamplifier board is the first priority, and the single erbium-doped fiber amplifier is the second priority. That is, the board integrated with BA+PA is preferred; the single EDFA is second best.

The foregoing embodiments of the present disclosure can realize automatic creation of optical multiplex sections in single-span and multi-span, protected and unprotected scenarios. The foregoing embodiments of the present disclosure can meet requirements for automatic creation of optical multiplex sections with different spans and different protection requirements.

The foregoing embodiments of the present disclosure provide a method for automatically creating an optical multiplex section applied to a cassette-type wavelength division system.

The foregoing embodiments of the present disclosure propose an automatic creation method for an optical multiplex section. The above-mentioned embodiments of the present disclosure can be applied to single-span or multi-span scenarios at the same time, and the box-type WDM management and control system automatically selects board cards and port resources along the way including terminal stations and optical amplifier station equipment to perform optical multiplexing. Automatic creation; the above-mentioned embodiments of the present disclosure allow cross-network element scheduling of board resources when the boards on the network elements cannot meet the resource requirements; the above-mentioned embodiments of the present disclosure can support optical amplifier board forms with different integration levels.

Fig. 8 is a schematic diagram of other embodiments of the method for creating an optical multiplex section of the present disclosure. Preferably, this embodiment can be executed by the device for creating an optical multiplex section of the present disclosure, the network management system of the present disclosure, or the box-type wavelength division device of the present disclosure. The method may include at least one of step 81-step 85, wherein:

Step 81, obtain the available network element resources of the relevant site.

Step 82, acquire network element information of each network element, wherein the network element information includes information such as board information and port availability.

Step 83, according to business requirements, according to any one of the above embodiments (for example, any embodiment of FIG. 1-FIG. 7) described in the optical multiplex section creation method to schedule the required block resources.

Step 84, obtaining connection information between network elements.

Step 85, performing port-level concatenation on the scheduled board resources to form an optical multiplexing section.

The foregoing embodiments of the present disclosure can implement cross-network element board resource scheduling. Since box-type WDM equipment is different from traditional WDM equipment, its easy-to-stack design also brings about equipment volume limitations. In the case of limited board resources of a single network element, the above embodiments of the present disclosure propose cross-network element boards In the resource scheduling method, the network element boards that meet the availability conditions in the same site can be included in the board resource pool for unified scheduling.

Fig. 9 is a schematic diagram of some embodiments of an apparatus for creating an optical multiplex section according to the present disclosure. As shown in FIG. 9, the apparatus for creating an optical multiplex section of the present disclosure may include a multiplex section creation module 91 and a block scheduling module 92, wherein:

The multiplex section creation module 91 is used to select boards and port resources along the route of the current network management to automatically create an optical multiplex section, wherein the current network elements include terminal stations and optical amplifier station equipment.

The block scheduling module 92 is configured to allow cross-network element scheduling of board resources when the board cards on the current network element cannot meet the resource requirements.

In some embodiments of the present disclosure, the apparatus for creating an optical multiplex section can be used to support at least one of the following four types of optical amplifier boards according to different board integration levels of the box-type WDM equipment: integrated power amplifier and front-end Amplifier-only boards, Power Amplifier-only boards, Preamplifier-only boards, Optical Line Amplifier boards with bidirectional Erbium-doped fiber amplifiers.

The above embodiments of the present disclosure can perform cross-network element board resource scheduling. The above embodiments of the present disclosure use the routing method to create optical multiplexing sections, and can automatically select boards and port resources along the way including terminal stations and optical amplifier station equipment. Allows scheduling across network elements.

The above-mentioned embodiments of the present disclosure can provide a method for automatically creating an optical multiplex section for automatically scheduling board resources across network elements. In an open and decoupled multi-vendor optical network, it can provide support for optical amplifier boards with different integration levels, and can realize Card flexible scheduling.

Traditional WDM equipment often adopts chimney management. A single manufacturer only needs to deal with specific board forms. However, due to its open and decoupled characteristics, WDM cassettes will require management of different optical amplifier boards from different manufacturers. Differences often include boards with different integration levels. The scheduling method in the above embodiments of the present disclosure can support different integration levels of optical amplifier boards, and can support all optical amplifier boards.

Fig. 10 is a schematic diagram of other embodiments of an apparatus for creating an optical multiplex section according to the present disclosure. Compared with the embodiment in FIG. 9 , in the embodiment in FIG. 10 , the apparatus for creating an optical multiplex section of the present disclosure may include a multiplex section creation module 91, a block scheduling module 92, a site management module 93, a network element management module 94, and a topology management module 95 And resource concatenation module 96, wherein:

The site management module 93 is configured to acquire available network element resources of relevant sites.

The network element management module 94 is configured to acquire network element information of each network element, wherein the network element information includes board information and port availability.

The multiplex section creation module 91 and the block scheduling module 92 are used to perform the required block resources according to the optical multiplex section creation method described in any of the above-mentioned embodiments (such as any embodiment in Fig. 1-Fig. 7) according to business requirements scheduling.

The topology management module 95 is configured to obtain connection information between network elements.

The resource concatenation module 96 is configured to perform port-level concatenation on the dispatched board resources to form an optical multiplexing section.

The device for creating an optical multiplexing section of the present disclosure can be realized by relying on the network management system of the box-type wavelength division equipment. The site management module realizes the automatic creation of optical multiplex sections.

In some embodiments of the present disclosure, the multiplex section creation module 91 can be used to select the board and port resources along the route of the current network management for the scenarios of different spans and different protection requirements, and perform automatic creation of the optical multiplex section, wherein, Different spans include single-span and multi-span, and different protection requirements include optical multiplex section protection requirements and no protection requirements.

In some embodiments of the present disclosure, for a single-span scenario, the multiplex section creation module 91 can be used to select the multiplexing ports of the first terminal station and the second terminal station; determine whether to create optical multiplex section protection; In the case of section protection, search whether the optical amplifier board resource satisfies the first constraint condition in the current network elements of the first terminal station and the second terminal station, and whether the current network elements of the first terminal station and the second terminal station Search whether the board resource of the optical line protection device satisfies the second constraint condition; search for the optical amplifier board resource in the current network element of the first terminal station and the second terminal station to meet the first constraint condition, and in the first terminal station and the current network element of the second terminal station If the resource of the board card of the optical line protection device is searched in the current network element of the second terminal station to meet the second constraint condition, it is determined that the optical multiplex section is created successfully.

In some embodiments of the present disclosure, for a single-span scenario, the multiplex section creation module 91 may be used to search for optical amplifier board resources in the current network elements of the first terminal station and the second terminal station that do not satisfy the first constraint condition, or in the case of searching for the board resources of the optical line protection equipment in the current network elements of the first terminal station and the second terminal station does not meet the second constraint condition, whether to search for other network element board resources in the available network element set Satisfy the first constraint condition and the second constraint condition; in the case that other network element board resources in the available network element set meet the first constraint condition and the second constraint condition, it is determined that the optical multiplex section is successfully created; in the available network element set When other network element board resources do not satisfy the first constraint condition and the second constraint condition, it is determined that the creation of the optical multiplex section fails.

In some embodiments of the present disclosure, for a single-span scenario, the multiplex section creation module 91 can be used to create an optical multiplex section protection in the current network elements of the first terminal station and the second terminal station Search whether the optical amplifier board resource meets the third constraint condition; if the optical amplifier board resource is searched in the current network elements of the first terminal station and the second terminal station to meet the third constraint condition, it is determined that the optical multiplex section is created successfully .

In some embodiments of the present disclosure, for a single-span scenario, the multiplex section creation module 91 may be used to ensure that the optical amplifier card resources in the current network elements of the first terminal station and the second terminal station do not satisfy the third constraint condition In the case of , search whether other network element board resources in the available network element set meet the third constraint condition; if other network element board resources in the available network element set meet the third constraint condition, determine the creation of the optical multiplex section Success; when other network element board resources in the available network element set do not satisfy the third constraint condition, it is determined that the creation of the optical multiplex section fails.

In some embodiments of the present disclosure, for a multi-span scenario, the multiplex section creation module 91 can be used to select the multiplexing ports of the first terminal station and the second terminal station; determine whether to create optical multiplex section protection; In the case of section protection, select all optical amplifier stations along the main path and the standby path; search whether the optical amplifier board resources in the current network elements of the first terminal station and the second terminal station meet the first constraint condition, and Search the current network elements of the first terminal station and the second terminal station to see if the board resources of the optical line protection equipment meet the second constraint condition; search for the optical amplifier board resources in the current network elements of the first terminal station and the second terminal station If the first constraint condition is met, and the board resources of the optical line protection equipment are searched in the current network elements of the first terminal station and the second terminal station to meet the second constraint condition, then the available network elements of each optical amplifier station along the way In the set, search whether the bidirectional optical fibers on the same path meet the requirements of amplifying in the same optical amplifier board; if the bidirectional optical fibers on the same path meet the requirements of amplifying in the same optical amplifier board, determine the optical multiplexing section The creation is successful; if the bidirectional optical fiber on the same path does not meet the requirements for amplification in the same optical amplifier board, it is determined that the creation of the optical multiplex section has failed.

In some embodiments of the present disclosure, for a multi-span scenario, the multiplex section creation module 91 may be used to search for optical amplifier board resources in the current network elements of the first terminal station and the second terminal station that do not satisfy the first constraint condition, or in the case of searching for the board resources of the optical line protection equipment in the current network elements of the first terminal station and the second terminal station does not meet the second constraint condition, whether to search for other network element board resources in the available network element set Satisfy the first constraint condition and the second constraint condition; in the case that other network element board resources in the available network element set meet the first constraint condition and the second constraint condition, execute the available network element set at each optical radio station along the way , search whether the bidirectional optical fiber on the same path satisfies the operation of amplifying in the same optical amplifier board; in the case of other network element board resources in the available network element set that do not meet the first constraint condition and the second constraint condition Next, it is determined that the creation of the optical multiplex section fails.

In some embodiments of the present disclosure, for a multi-span scenario, the multiplex section creation module 91 can be used to select an optical playback station along the way without creating an optical multiplex section protection; at the first terminal station and the second terminal In the current network element of the station, search whether the optical amplifier board resource meets the third constraint condition; if the optical amplifier board resource searched in the current network element of the first terminal station and the second terminal station meets the third constraint condition, then Execute the operation of searching whether the bidirectional optical fibers on the same path meet the requirements of amplification in the same optical amplifier board in the available network element sets of each optical amplifier station along the route.

In some embodiments of the present disclosure, for a multi-span scenario, the multiplex section creation module 91 can be used to determine that the optical amplifier card resources in the current network elements of the first terminal station and the second terminal station do not satisfy the third constraint condition In the case of , search whether other network element board resources in the available network element set meet the third constraint condition; if other network element board resources in the available network element set meet the third constraint condition, execute In the available network element set of the station, search whether the bidirectional optical fiber on the same path satisfies the operation of amplifying in the same optical amplifier board; in the available network element set, other network element board resources do not meet the third constraint condition In the case of , it is determined that the creation of the optical multiplex section fails.

In some embodiments of the present disclosure, the first constraint condition, the second constraint condition and the third constraint condition are applicable to single-span scenario and multi-span scenario.

In some embodiments of the present disclosure, the first constraint condition may include: the optical amplifier board includes 2 power amplifiers and 2 preamplifiers; the priority principle when resources are repeated is: boards with integrated power amplifiers and preamplifiers The first priority is the first priority, and the single erbium-doped fiber amplifier is the second priority; the power amplifier and preamplifier of the main path, and the power amplifier and preamplifier of the backup path are located in different network elements.

In some embodiments of the present disclosure, the second constraint may include: one optical line protection device board is included, and each optical line protection device board has only one optical protection switch; the optical line protection device board is not connected to the main path The power amplifier is the same as the network element.

In some embodiments of the present disclosure, the third constraint condition may include: the optical amplifier board includes 1 power amplifier and 1 preamplifier; the priority principle when resources are repeated is: boards with integrated power amplifiers and preamplifiers is the first priority, single erbium-doped fiber amplifier is the second priority.

In some embodiments of the present disclosure, the apparatus for creating an optical multiplex section may be configured to implement operations for implementing the method for creating an optical multiplex section as described in any of the above embodiments (for example, any of the embodiments in FIGS. 1-8 ).

The foregoing embodiments of the present disclosure can realize automatic creation of optical multiplex sections in single-span and multi-span, protected and unprotected scenarios. The foregoing embodiments of the present disclosure can meet requirements for automatic creation of optical multiplex sections with different spans and different protection requirements.

The foregoing embodiments of the present disclosure provide an automatic creation device for an optical multiplex section applied to a cassette-type wavelength division system.

The foregoing embodiments of the present disclosure provide an automatic creation device for an optical multiplex section. The above-mentioned embodiments of the present disclosure can be applied to single-span or multi-span scenarios at the same time, and the box-type WDM management and control system automatically selects board cards and port resources along the way including terminal stations and optical amplifier station equipment to perform optical multiplexing. Automatic creation; the above-mentioned embodiments of the present disclosure allow cross-network element scheduling of board resources when the boards on the network elements cannot meet the resource requirements; the above-mentioned embodiments of the present disclosure can support optical amplifier board forms with different integration levels.

Fig. 11 is a schematic structural diagram of some other embodiments of an apparatus for creating an optical multiplex section according to the present disclosure. As shown in FIG. 11 , the apparatus for creating an optical multiplex section includes a memory 111 and a processor 112 .

The memory 111 is used to store instructions, and the processor 112 is coupled to the memory 111, and the processor 112 is configured to execute the instructions stored in the memory to implement the recovery as described in any of the above-mentioned embodiments (for example, any of the embodiments in FIGS. 1-8 ). Create method with section.

As shown in FIG. 11 , the apparatus for creating an optical multiplex section further includes a communication interface 113 for exchanging information with other devices. Meanwhile, the apparatus for creating an optical multiplex section further includes a bus 114 , and the processor 112 , the communication interface 113 , and the memory 111 communicate with each other through the bus 114 .

The memory 111 may include a high-speed RAM memory, and may also include a non-volatile memory (non-volatile memory), such as at least one disk memory. The memory 111 may also be a memory array. The storage 111 may also be divided into blocks, and the blocks can be combined into virtual volumes according to certain rules.

Additionally, processor 112 may be a central processing unit CPU, or may be an application specific integrated circuit ASIC, or one or more integrated circuits configured to implement embodiments of the present disclosure.

The foregoing embodiments of the present disclosure can implement cross-network element board resource scheduling. Since box-type WDM equipment is different from traditional WDM equipment, its easy-to-stack design also brings about equipment volume limitations. In the case of limited board resources of a single network element, the above embodiments of the present disclosure propose cross-network element boards The resource scheduling device can list all the network element boards meeting the available conditions in the same site into the board resource pool for unified scheduling.

According to another aspect of the present disclosure, a network management system is provided, including the apparatus for creating an optical multiplex section as described in any of the above embodiments (for example, any of the embodiments in FIGS. 9-11 ).

According to another aspect of the present disclosure, a box-type wavelength division device is provided, including the apparatus for creating an optical multiplex section as described in any of the above-mentioned embodiments (for example, any of the embodiments in FIG. 9-FIG. 11 ), or including any of the above-mentioned A network management system described in an embodiment.

According to another aspect of the present disclosure, a non-transitory computer-readable storage medium is provided, wherein the non-transitory computer-readable storage medium stores computer instructions, and when the instructions are executed by a processor, the aforementioned The method for creating an optical multiplex section described in any embodiment (for example, any embodiment in FIGS. 1-8 ). A step of. Those skilled in the art should understand that the embodiments of the present disclosure may be provided as methods, apparatuses, or computer program products. Accordingly, the present disclosure can take the form of an entirely hardware embodiment, an entirely software embodiment, or an embodiment combining software and hardware aspects. Furthermore, the present disclosure may take the form of a computer program product embodied on one or more computer-usable non-transitory storage media (including but not limited to disk storage, CD-ROM, optical storage, etc.) having computer-usable program code embodied therein. .

The present disclosure is described with reference to flowchart illustrations and/or block diagrams of methods, apparatus (systems) and computer program products according to embodiments of the present disclosure. It should be understood that each procedure and/or block in the flowchart and/or block diagram and a combination of procedures and/or blocks in the flowchart and/or block diagram can be realized by computer program instructions. These computer program instructions may be provided to a general purpose computer, special purpose computer, embedded processor, or processor of other programmable data processing equipment to produce a machine such that the instructions executed by the processor of the computer or other programmable data processing equipment produce a An apparatus for realizing the functions specified in one or more procedures of the flowchart and/or one or more blocks of the block diagram.

These computer program instructions may also be stored in a computer-readable memory capable of directing a computer or other programmable data processing apparatus to operate in a specific manner, such that the instructions stored in the computer-readable memory produce an article of manufacture comprising instruction means, the instructions The device realizes the function specified in one or more procedures of the flowchart and/or one or more blocks of the block diagram.

These computer program instructions can also be loaded onto a computer or other programmable data processing device, causing a series of operational steps to be performed on the computer or other programmable device to produce a computer-implemented process, thereby The instructions provide steps for implementing the functions specified in the flow chart or blocks of the flowchart and/or the block or blocks of the block diagrams.

The optical multiplex section creation device and network management system described above can be implemented as including a general-purpose processor for performing the functions described in this application, a programmable logic controller (PLC), a digital signal processor (DSP), a dedicated integrated circuits (ASICs), field programmable gate arrays (FPGAs) or other programmable logic devices, discrete gate or transistor logic devices, discrete hardware components, or any suitable combination thereof.

So far, the present disclosure has been described in detail. Certain details known in the art have not been described in order to avoid obscuring the concept of the present disclosure. Based on the above description, those skilled in the art can fully understand how to implement the technical solutions disclosed herein.

Those of ordinary skill in the art can understand that all or part of the steps for realizing the above embodiments can be completed by hardware, and can also be used to instruct related hardware to complete by a program, and the program can be stored in a non-transitory computer-readable storage medium Among them, the storage medium mentioned above may be a read-only memory, a magnetic disk or an optical disk, and the like.

The description of the present disclosure has been presented for purposes of illustration and description, but is not intended to be exhaustive or limited to the disclosure in the form disclosed. Many modifications and changes will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to better explain the principles and practical application of the disclosure, and to enable others of ordinary skill in the art to understand the disclosure and design various embodiments with various modifications as are suited to the particular use.

Claims (19)

1. A method for creating an optical multiplexing section, characterized in that, comprising: Select the board card and port resources along the current network management to automatically create the optical multiplexing section, where the current network elements include terminal stations and optical amplifier station equipment; In the case that the boards on the current network element cannot meet the resource requirements, cross-network element scheduling of board resources is allowed. 2. The method for creating an optical multiplex section according to claim 1, further comprising: According to different board integration levels of the box-type WDM equipment, at least one of the following four types of optical amplifier boards is supported: boards with integrated power amplifiers and preamplifiers, boards with power amplifiers only, boards with preamplifiers only Amplifier boards, optical line amplifier boards containing bidirectional Erbium-doped fiber amplifiers. 3. the creation method of optical multiplexing section according to claim 2, is characterized in that, described selection board and port resource along the way of current network management, the automatic creation of carrying out optical multiplexing section comprises: For scenarios with different spans and different protection requirements, select the board and port resources along the current network management to automatically create optical multiplexing segments. Different spans include single-span and multi-span, and different protection requirements include optical multiplexing. segment protection requirements and no protection requirements. 4. the creation method of optical multiplexing section according to claim 3, it is characterized in that, for single-span section scene, described selection board card and port resource along the way of current network management, the automatic creation of carrying out optical multiplexing section comprises: Selecting the multiplex ports of the first terminal station and the second terminal station; Determine whether to create optical multiplex section protection; In the case of creating optical multiplex section protection, search whether the optical amplifier board resource satisfies the first constraint condition in the current network elements of the first terminal station and the second terminal station, and whether the resource of the optical amplifier card in the first terminal station and the second terminal station Search whether the board resource of the optical line protection equipment in the current network element satisfies the second constraint condition; Search for the optical amplifier board card resources in the current network elements of the first terminal station and the second terminal station to meet the first constraint condition, and search for the optical line protection device board card in the current network elements of the first terminal station and the second terminal station When the resource satisfies the second constraint condition, it is determined that the optical multiplex section is created successfully. 5. the creation method of optical multiplexing section according to claim 4, it is characterized in that, for single-span section scene, described selection board and port resources along the way of current network management, the automatic creation of carrying out optical multiplexing section also comprises: Searching for optical amplifier board resources in the current network elements of the first terminal station and the second terminal station does not meet the first constraint condition, or searching for optical line protection equipment boards in the current network elements of the first terminal station and the second terminal station When the card resource does not satisfy the second constraint condition, search whether other network element board resources satisfy the first constraint condition and the second constraint condition in the available network element set; In the case that other network element board resources in the available network element set meet the first constraint condition and the second constraint condition, it is determined that the optical multiplex section is created successfully; In the case that other network element board resources in the available network element set do not satisfy the first constraint condition and the second constraint condition, it is determined that the creation of the optical multiplex section fails. 6. the creation method of optical multiplexing section according to claim 4, it is characterized in that, for single-span section scene, described selection board and port resources along the way of current network management, the automatic creation of carrying out optical multiplexing section also comprises: In the case of not creating optical multiplex section protection, searching whether the optical amplifier board resource satisfies the third constraint condition in the current network elements of the first terminal station and the second terminal station; In the case that the optical amplifier board resource searched in the current network elements of the first terminal station and the second terminal station satisfies the third constraint condition, it is determined that the optical multiplex section is created successfully. 7. The optical multiplexing section creation method according to claim 6, is characterized in that, for a single-span section scenario, said selection of board and port resources along the way of the current network management, and the automatic creation of the optical multiplexing section also includes: In the case that the optical amplifier board resources in the current network elements of the first terminal station and the second terminal station do not meet the third constraint condition, search whether other network element board resources meet the third constraint condition in the available network element set; In the case that other network element board resources in the available network element set meet the third constraint condition, it is determined that the optical multiplexing section is created successfully; In the case that other network element board resources in the available network element set do not satisfy the third constraint condition, it is determined that the creation of the optical multiplex section fails. 8. optical multiplexing section creation method according to claim 3, is characterized in that, for multi-span section scene, described selection board card and port resource along the way of current network management, the automatic creation of carrying out optical multiplexing section comprises: Selecting the multiplex ports of the first terminal station and the second terminal station; Determine whether to create optical multiplex section protection; In the case of creating optical multiplex section protection, select all optical amplifier stations along the main path and backup path; Search whether the optical amplifier board resource satisfies the first constraint condition in the current network elements of the first terminal station and the second terminal station, and search for the optical line protection device board in the current network elements of the first terminal station and the second terminal station Whether the card resource satisfies the second constraint condition; Search for the optical amplifier board card resources in the current network elements of the first terminal station and the second terminal station to meet the first constraint condition, and search for the optical line protection device board card in the current network elements of the first terminal station and the second terminal station When the resource satisfies the second constraint condition, in the available network element set of each optical amplifier station along the way, search whether the bidirectional optical fiber on the same path can be amplified in the same optical amplifier board; In the case that the bidirectional optical fiber on the same path satisfies amplifying in the same optical amplifier board, it is determined that the optical multiplex section is created successfully; In the case that the bidirectional optical fibers on the same path do not meet the requirements for amplification in the same optical amplifier board, it is determined that the creation of the optical multiplex section fails. 9. optical multiplexing section creation method according to claim 8, is characterized in that, for multi-span section scene, described selection board card and port resource along the way of current network management, the automatic creation that carries out optical multiplexing section also comprises: Searching for optical amplifier board resources in the current network elements of the first terminal station and the second terminal station does not meet the first constraint condition, or searching for optical line protection equipment boards in the current network elements of the first terminal station and the second terminal station When the card resource does not satisfy the second constraint condition, search whether other network element board resources satisfy the first constraint condition and the second constraint condition in the available network element set; In the case that other network element board resources in the available network element set satisfy the first constraint condition and the second constraint condition, search for bidirectional optical fiber on the same path in the available network element set of each optical amplifier station along the way Whether it satisfies the steps of amplifying in the same optical amplifier board; In the case that other network element board resources in the available network element set do not satisfy the first constraint condition and the second constraint condition, it is determined that the creation of the optical multiplex section fails. 10. The creation method of optical multiplexing section according to claim 8, wherein, for many spanning section scenarios, said selection of boards and port resources along the way of current network management, and carrying out the automatic creation of optical multiplexing section also includes: In the case of not creating optical multiplex section protection, select the optical playback station along the way; Searching whether the optical amplifier board resource satisfies the third constraint condition in the current network elements of the first terminal station and the second terminal station; When searching for the optical amplifier board resources in the current network elements of the first terminal station and the second terminal station meets the third constraint condition, search for the same path in the available network element sets of each optical amplifier station along the way Whether the two-way optical fiber on the board meets the steps of amplification in the same optical amplifier board. 11. The creation method of optical multiplexing section according to claim 10, wherein, for multi-span section scenarios, said selection of board and port resources along the way of current network management, and the automatic creation of optical multiplexing section also includes: In the case that the optical amplifier board resources in the current network elements of the first terminal station and the second terminal station do not meet the third constraint condition, search whether other network element board resources meet the third constraint condition in the available network element set; In the case that other network element board resources in the available network element set meet the third constraint condition, perform a search in the available network element sets of each optical amplifier station along the way to check whether the bidirectional optical fibers on the same path meet the requirements of the same optical fiber. The step of zooming in on the board; In the case that other network element board resources in the available network element set do not satisfy the third constraint condition, it is determined that the creation of the optical multiplex section fails. 12. The optical multiplex section creation method according to any one of claims 4-11, characterized in that, The first constraints include: the optical amplifier board contains 2 power amplifiers and 2 preamplifiers; the principle of priority when resources are duplicated is: the board with integrated power amplifier and preamplifier is the first priority, and the single erbium-doped fiber The amplifier is the second priority; the power amplifier and preamplifier of the main path, and the power amplifier and preamplifier of the backup path are located in different network elements; The second constraint condition includes: one optical line protection device board is included, and each optical line protection device board has only one optical protection switch; the optical line protection device board is not the same network element as the power amplifier of the main path. 13. The optical multiplex section creation method according to any one of claims 6-7, 10-11, characterized in that, The third constraint condition includes: the optical amplifier board contains 1 power amplifier and 1 preamplifier; the principle of priority when resources are duplicated is: the board with integrated power amplifier and preamplifier is the first priority, and the single erbium-doped fiber Amplifiers are the second priority. 14. The method for creating an optical multiplex section according to any one of claims 1-11, further comprising: Obtain the available network element resources of the relevant site; Obtaining network element information of each network element, wherein the network element information includes board information and port availability; According to business requirements, according to the optical multiplexing section creation method as described in any one of claims 1-11, the scheduling of required plate resources is carried out; Obtain connection information between network elements; Carry out port-level concatenation on the dispatched plate resources to form an optical multiplexing section. 15. A device for creating an optical multiplexing section, comprising: The multiplex section creation module is used to select the board card and port resources along the current network management to automatically create the optical multiplex section, wherein the current network elements include terminal stations and optical amplifier station equipment; The block scheduling module is used to allow cross-network element scheduling of board resources when the board cards on the current network element cannot meet the resource requirements; Wherein, the apparatus for creating an optical multiplex section is configured to perform operations for implementing the method for creating an optical multiplex section according to any one of claims 1-14. 16. A device for creating an optical multiplexing section, comprising: memory for storing instructions; A processor, configured to execute the instructions, so that the apparatus for creating an optical multiplex section executes operations for implementing the method for creating an optical multiplex section according to any one of claims 1-14. 17. A network management system, comprising the device for creating an optical multiplex section according to claim 15 or 16. 18. A box-type wavelength division device, characterized by comprising the device for creating an optical multiplex section as claimed in claim 15 or 16, or comprising the network management system as claimed in claim 17. 19. A non-transitory computer-readable storage medium, characterized in that the non-transitory computer-readable storage medium stores computer instructions, and when the instructions are executed by a processor, any one of claims 1-14 is implemented. The creation method of the optical multiplex section described in the item.

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