CN111683305A - ODUk channel distribution method and system - Google Patents
ODUk channel distribution method and system Download PDFInfo
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- CN111683305A CN111683305A CN202010425797.5A CN202010425797A CN111683305A CN 111683305 A CN111683305 A CN 111683305A CN 202010425797 A CN202010425797 A CN 202010425797A CN 111683305 A CN111683305 A CN 111683305A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q11/00—Selecting arrangements for multiplex systems
- H04Q11/0001—Selecting arrangements for multiplex systems using optical switching
- H04Q11/0062—Network aspects
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q11/00—Selecting arrangements for multiplex systems
- H04Q11/0001—Selecting arrangements for multiplex systems using optical switching
- H04Q11/0062—Network aspects
- H04Q11/0067—Provisions for optical access or distribution networks, e.g. Gigabit Ethernet Passive Optical Network (GE-PON), ATM-based Passive Optical Network (A-PON), PON-Ring
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q11/00—Selecting arrangements for multiplex systems
- H04Q11/0001—Selecting arrangements for multiplex systems using optical switching
- H04Q11/0062—Network aspects
- H04Q2011/0086—Network resource allocation, dimensioning or optimisation
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Abstract
The invention discloses an ODUk channel allocation method and a system, relating to the POTN field, wherein the method comprises the steps that a network manager generates a unique ID (identity) used for indicating a channel number and sends the ID to a service single disk; based on the speed requirement of a virtual SDH interface of an ODUk channel to be bound, a service single disk selects a cell block with the minimum residual capacity in a cell block supporting the speed, selects a channel which supports the speed, is configurable and has the maximum channel number in the selected cell block, and distributes the channel to the virtual SDH interface of the ODUk channel to be bound; and configuring an SDH drive of the service single disk and an OTN drive layer of the service single disk by using the channel selected by the service single disk, and realizing the binding of the virtual SDH interface and the ODUk channel. The invention can effectively ensure the success rate of ODUk channel binding.
Description
Technical Field
The present invention relates to the field of Packet Optical Transport networks (pots), and in particular, to an ODUk channel allocation method and system.
Background
Under the current POTN architecture, when an ODUk (Optical channel data unit, k is 0, 1, 2, 2e, 3, 4, flex) is bound to a virtual SDH (Synchronous Digital Hierarchy), a centralized allocation manner is usually adopted, that is, a network manager or a master control single disk issues an ID identifier having uniqueness in a network element to a service single disk on the premise of distinguishing a physical port according to a capacity specification of each hybrid disk, a configuration module of the service single disk configures a drive according to the ID identifier, and configures a corresponding interface directly to a channel ID (channel number) corresponding to the ID identifier.
However, the upper layer device often cannot sense the difference of the devices, and cannot flexibly sense when the device chip has configuration limitation, so that the simple and blind ODUk binding method has an extremely high failure rate in actual implementation.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide an ODUk channel distribution method and an ODUk channel distribution system, which can effectively ensure the binding success rate of the ODUk channel.
In order to achieve the above object, an ODUk channel allocation method provided by the present invention includes the following steps:
the network management generates a unique ID used for indicating the channel number and sends the ID to the service single disk;
based on the speed requirement of a virtual SDH interface of an ODUk channel to be bound, a service single disk selects a cell block with the minimum residual capacity in a cell block supporting the speed, selects a channel which supports the speed, is configurable and has the maximum channel number in the selected cell block, and distributes the channel to the virtual SDH interface of the ODUk channel to be bound;
and configuring an SDH drive of the service single disk and an OTN drive layer of the service single disk by using the channel selected by the service single disk, and realizing the binding of the virtual SDH interface and the ODUk channel.
On the basis of the technical proposal, the device comprises a shell,
the service single disk comprises an OTN configuration module and an SDH configuration module;
the OTN configuration module is used for configuring an OTN drive layer of the service single disk based on the channel selected by the service single disk;
the SDH configuration module is used for selecting a channel to be allocated to a virtual SDH interface of an ODUk channel to be bound, and configuring SDH drive of a service single disk based on the selected channel.
On the basis of the above technical solution, based on the speed requirement of the virtual SDH interface of the ODUk channel to be bound, the service single disc selects, in the unit block supporting the speed, the unit block with the smallest residual capacity, and selects, in the selected unit block, the channel supporting the speed, which is configurable and has the largest channel number, and allocates the channel to the virtual SDH interface of the ODUk channel to be bound, and the specific steps include:
an OTN configuration module of a service single disk receives an ID (identity) issued by a network manager;
the OTN configuration module sends the received ID identification to the SDH configuration module;
the SDH configuration module judges whether a virtual SDH interface of the ODUk channel to be bound is occupied:
if so, returning the channel previously allocated to the virtual SDH interface;
if not, based on the rate requirement of the virtual SDH interface to which the ODUk channel is to be bound, selecting the cell block with the smallest residual capacity from the cell blocks supporting the rate, selecting the channel with the largest channel number and configurable, which supports the rate, from the selected cell blocks, and then allocating the selected channel to the virtual SDH interface to which the ODUk channel is to be bound.
On the basis of the technical scheme, the cell blocks are obtained by partitioning chips of the service single disk, and each cell block has a specified speed, capacity and channel number.
On the basis of the above technical solution, the using of the channel selected by the service single disk, configuring the SDH drive of the service single disk and the OTN drive layer of the service single disk, and implementing the binding of the virtual SDH interface and the ODUk channel includes the specific steps of:
the SDH configuration module configures SDH drive of the service single disk by using the channel selected by the service single disk;
the SDH configuration module sends the channel number of the selected channel to the OTN configuration module;
the OTN configuration module selects a channel corresponding to the channel number sent by the SDH configuration module and distributes the channel to the OTN drive layer;
and configuring the OTN drive layer by using the channel allocated to the OTN drive layer, and realizing the binding of the virtual SDH interface and the ODUk channel.
The invention provides an ODUk channel distribution system, which comprises:
the generating module is used for driving the network manager to generate a unique ID and sending the ID to the service single disk, wherein the ID is used for indicating a channel number;
the distribution module is used for driving the service single disk to select the cell block with the minimum residual capacity in the cell blocks supporting the rate based on the rate requirement of the virtual SDH interface of the ODUk channel to be bound, selecting the channel which supports the rate, is configurable and has the maximum channel number in the selected cell block, and distributing the channel to the virtual SDH interface of the ODUk channel to be bound;
and the configuration module is used for configuring the SDH drive of the service single disk and the OTN drive layer of the service single disk by using the channel selected by the service single disk, and realizing the binding of the virtual SDH interface and the ODUk channel.
On the basis of the technical proposal, the device comprises a shell,
the service single disk comprises an OTN configuration module and an SDH configuration module;
the OTN configuration module is used for configuring an OTN drive layer of the service single disk based on the channel selected by the service single disk;
the SDH configuration module is used for selecting a channel to be allocated to a virtual SDH interface of an ODUk channel to be bound, and configuring SDH drive of a service single disk based on the selected channel.
On the basis of the above technical solution, based on the speed requirement of the virtual SDH interface of the ODUk channel to be bound, the service single disc selects, in the unit block supporting the speed, the unit block with the smallest residual capacity, and selects, in the selected unit block, the channel supporting the speed, which is configurable and has the largest channel number, and allocates the channel to the virtual SDH interface of the ODUk channel to be bound, where the specific process includes:
an OTN configuration module of a service single disk receives an ID (identity) issued by a network manager;
the OTN configuration module sends the received ID identification to the SDH configuration module;
the SDH configuration module judges whether a virtual SDH interface of the ODUk channel to be bound is occupied:
if so, returning the channel previously allocated to the virtual SDH interface;
if not, based on the rate requirement of the virtual SDH interface to which the ODUk channel is to be bound, selecting the cell block with the smallest residual capacity from the cell blocks supporting the rate, selecting the channel with the largest channel number and configurable, which supports the rate, from the selected cell blocks, and then allocating the selected channel to the virtual SDH interface to which the ODUk channel is to be bound.
On the basis of the technical scheme, the cell blocks are obtained by partitioning chips of the service single disk, and each cell block has a specified speed, capacity and channel number.
On the basis of the above technical solution, the using of the channel selected by the service single disk, configuring the SDH drive of the service single disk and the OTN drive layer of the service single disk, and implementing the binding of the virtual SDH interface and the ODUk channel includes the specific steps of:
the SDH configuration module configures SDH drive of the service single disk by using the channel selected by the service single disk;
the SDH configuration module sends the channel number of the selected channel to the OTN configuration module;
the OTN configuration module selects a channel corresponding to the channel number sent by the SDH configuration module and distributes the channel to the OTN drive layer;
and configuring the OTN drive layer by using the channel allocated to the OTN drive layer, and realizing the binding of the virtual SDH interface and the ODUk channel.
Compared with the prior art, the invention has the advantages that: according to the chip characteristics of the service single disk, based on the requirement of the virtual SDH interface to be bound with the ODUk on the speed, the channel with the optimal speed is selected, the binding of the virtual SDH interface and the ODUk channel is realized, the difference of service single disk devices does not need upper layer sensing, and the binding success rate of the ODUk channel is ensured.
Drawings
Fig. 1 is a flowchart of an ODUk channel allocation method in the embodiment of the present invention.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and examples. As will be appreciated by one skilled in the art, embodiments of the present invention may be provided as a method, system, or computer program product. Accordingly, the present invention may take the form of an entirely hardware embodiment, an entirely software embodiment or an embodiment combining software and hardware aspects. Furthermore, the present invention may take the form of a computer program product embodied on one or more computer-usable storage media (including, but not limited to, magnetic business disk storage, CD-ROM, optical storage, and the like) having computer-usable program code embodied therein.
The embodiment of the invention provides an ODUk channel allocation method, which is used for realizing the binding of a virtual SDH interface and an ODUk channel based on the speed requirement of the virtual SDH interface to be bound with the ODUk according to the chip characteristics of a service single disk, and ensuring the binding success. The embodiment of the invention also correspondingly provides an ODUk channel distribution system. The service single disc in the embodiment of the invention comprises an OTN configuration module and an SDH configuration module, wherein the OTN configuration module is used for configuring an OTN drive layer of the service single disc based on a channel selected by the service single disc; the SDH configuration module is used for selecting a channel to be allocated to a virtual SDH interface of an ODUk channel to be bound, and configuring SDH drive of a service single disk based on the selected channel.
Referring to fig. 1, an ODUk channel allocation method provided in an embodiment of the present invention includes the following steps:
s1: and the network manager generates a unique ID for indicating the channel number and sends the ID to the service single disk. Specifically, the network manager may issue a unique ID identifier in the network element to the service single disk through the master control disk in a generating or designated manner;
s2: based on the speed requirement of the virtual SDH interface of the ODUk channel to be bound, the service single disc selects, in the unit block supporting the speed, the unit block with the smallest residual capacity, and selects, in the selected unit block, the channel supporting the speed, which is configurable and has the largest channel number, and allocates the channel to the virtual SDH interface of the ODUk channel to be bound. Each cell block comprises a plurality of channels, each channel corresponds to a channel number, and the transmission rate of the channel is smaller and smaller along with the increase of the channel number. The channel in the embodiment of the present invention refers to a channel of a unit block obtained by partitioning a service single disk chip, and after configuring an SDH drive of the service single disk and an OTN drive layer of the service single disk for the channel, the channel becomes an ODUk channel, and is bound to a virtual SDH interface.
In this embodiment of the present invention, based on a rate requirement of a virtual SDH interface of an ODUk channel to be bound, a service single disc selects, in a unit block supporting the rate, a unit block with the smallest residual capacity, and selects, in the selected unit block, a channel supporting the rate, which is configurable and has the largest channel number, and allocates the channel to the virtual SDH interface of the ODUk channel to be bound, where the specific steps include:
s201: an OTN configuration module of a service single disk receives an ID (identity) issued by a network manager;
s202: the OTN configuration module sends the received ID identification to the SDH configuration module;
s203: the SDH configuration module judges whether a virtual SDH interface of the ODUk channel to be bound is occupied:
if so, returning the channel previously allocated to the virtual SDH interface;
if not, based on the rate requirement of the virtual SDH interface to which the ODUk channel is to be bound, selecting the cell block with the smallest residual capacity from the cell blocks supporting the rate, selecting the channel with the largest channel number and configurable, which supports the rate, from the selected cell blocks, and then allocating the selected channel to the virtual SDH interface to which the ODUk channel is to be bound. The cell blocks are obtained by partitioning a chip of a service single disk, and each cell block has a designated rate, capacity, and channel number.
The invention fully considers the limit requirement of the ODUk channel corresponding to the virtual SDH interface of the service single disk chip to the speed, can adopt the principle of blocking to the chip, decompose the whole capacity of the chip into a plurality of unit blocks with consistent size (for example, divide into 8 unit blocks, the capacity of each unit block is 10G), according to the limited characteristic of the chip, the channel number of the ODUk channel in the unit block increases progressively, the virtual SDH interface speed supported by the same is more and more limited, therefore when distributing the channel number to the virtual SDH interface, firstly judging whether the residual capacity of the unit block meets the speed to be distributed, in all the unit blocks supporting the speed, selecting the unit block with the minimum residual capacity, then selecting the channel supporting the speed, configurable and maximum channel number from the selected unit block, distributing to the virtual SDH interface, obtaining the optimal channel number, ensuring the maximization of the configured capacity, and also monitors the allocated, remaining capacity of each block and the whole.
S3: configuring SDH drive of the service single disk by using the channel selected by the service single disk;
s4: and configuring an OTN drive layer of the service single disk by using the channel selected by the service single disk, and realizing the binding of the virtual SDH interface and the ODUk channel. And all the channels are based on the channel number corresponding to the channel selected by the service single disk, and the configuration of the SDH drive layer and the OTN drive layer is carried out, so that the channel number of the virtual SDH interface on the drive layer is consistent with the channel number of the OTN chip, and the binding and communication of the ODUk channels are realized.
In the embodiment of the present invention, a channel selected by a service single disk is used to configure an SDH drive of the service single disk and an OTN drive layer of the service single disk, so as to implement binding of a virtual SDH interface and an ODUk channel, which specifically includes the following steps:
s401: the SDH configuration module configures SDH drive of the service single disk by using the channel selected by the service single disk;
s402: the SDH configuration module sends the channel number of the selected channel to the OTN configuration module;
s403: the OTN configuration module selects a channel corresponding to the channel number sent by the SDH configuration module and distributes the channel to the OTN drive layer;
s404: and configuring the OTN drive layer by using the channel allocated to the OTN drive layer, and realizing the binding of the virtual SDH interface and the ODUk channel.
In the embodiment of the invention, the optimal channel number is allocated to the virtual SDH interface, so that the complicated processing flow when the network manager and the main control single disk process the virtual SDH interface in a centralized way is simplified, and each mixed service unit can obtain the channel with the optimal speed by the method of the embodiment of the invention, so that the ODUk channel is established by being matched with the OTN chip accurately, the network manager does not need to perceive the realization of the bottom layer at all, and only the allocated ID identification is required to be unique in the network element; meanwhile, the ODUk channel allocation method of the embodiment of the invention is suitable for mixed single disks with various capacities based on virtual SDH interfaces, fully considers the specification characteristics of a business single disk chip, designs a comprehensive data structure, can reduce the size of the previous block from 10G to 2.5G, improves the development efficiency of the single disk, reduces the development period and reduces the maintenance cost; and when deleting the virtual SDH interface and removing the ODUk channel binding, the invention can automatically recycle the distributed channel and bandwidth resources and support repeated deletion and binding.
According to the ODUk channel allocation method provided by the embodiment of the invention, based on the requirement of the virtual SDH interface to be bound with the ODUk on the speed, the channel with the optimal speed is selected, the binding of the virtual SDH interface and the ODUk channel is realized, the difference of the service single-disk device does not need upper layer perception, and the binding success rate of the ODUk channel is ensured.
The ODUk channel allocation system provided by the embodiment of the present invention includes a generation module, an allocation module, and a configuration module.
The generating module is used for driving the network management to generate a unique ID and sending the ID to the service single disk, and the ID is used for indicating a channel number; the allocation module is used for driving the service single disk to select the cell block with the minimum residual capacity from the cell blocks supporting the rate based on the rate requirement of the virtual SDH interface of the ODUk channel to be bound, selecting the channel which supports the rate, is configurable and has the maximum channel number from the selected cell blocks, and allocating the channel to the virtual SDH interface of the ODUk channel to be bound; the configuration module is used for configuring an SDH drive of the service single disc and an OTN drive layer of the service single disc using a channel selected by the service single disc, and implementing binding of the virtual SDH interface and the ODUk channel.
The service single disk comprises an OTN configuration module and an SDH configuration module; the OTN configuration module is used for configuring an OTN drive layer of the service single disk based on the channel selected by the service single disk; the SDH configuration module is used for selecting a channel to be allocated to a virtual SDH interface of an ODUk channel to be bound, and configuring SDH drive of a service single disk based on the selected channel.
Based on the speed requirement of the virtual SDH interface of the ODUk channel to be bound, the service single disc selects, in the unit block supporting the speed, the unit block with the smallest residual capacity, and selects, in the selected unit block, a channel supporting the speed, which is configurable and has the largest channel number, and allocates the channel to the virtual SDH interface of the ODUk channel to be bound, and the specific process includes:
an OTN configuration module of a service single disk receives an ID (identity) issued by a network manager;
the OTN configuration module sends the received ID identification to the SDH configuration module;
the SDH configuration module judges whether a virtual SDH interface of the ODUk channel to be bound is occupied:
if so, returning the channel previously allocated to the virtual SDH interface;
if not, based on the rate requirement of the virtual SDH interface to which the ODUk channel is to be bound, selecting the cell block with the smallest residual capacity from the cell blocks supporting the rate, selecting the channel with the largest channel number and configurable, which supports the rate, from the selected cell blocks, and then allocating the selected channel to the virtual SDH interface to which the ODUk channel is to be bound. The cell blocks are obtained by partitioning a chip of a service single disk, and each cell block has a designated rate, capacity, and channel number.
The method comprises the following steps of configuring an SDH drive of a service single disk and an OTN drive layer of the service single disk by using a channel selected by the service single disk, and realizing the binding of a virtual SDH interface and an ODUk channel, wherein the method specifically comprises the following steps:
the SDH configuration module configures SDH drive of the service single disk by using the channel selected by the service single disk;
the SDH configuration module sends the channel number of the selected channel to the OTN configuration module;
the OTN configuration module selects a channel corresponding to the channel number sent by the SDH configuration module and distributes the channel to the OTN drive layer;
and configuring the OTN drive layer by using the channel allocated to the OTN drive layer, and realizing the binding of the virtual SDH interface and the ODUk channel.
According to the ODUk channel allocation system provided by the embodiment of the invention, the optimal channel number is selected based on the speed requirement of the virtual SDH interface to be bound with the ODUk according to the chip characteristics of the service single disk, so that the binding of the virtual SDH interface and the ODUk channel is realized, the difference of service single disk equipment does not need upper layer perception, and the binding success rate of the ODUk channel is ensured.
The present invention is described with reference to flowchart illustrations and/or block diagrams of methods, apparatus (systems) and computer program products according to embodiments of the invention. It will be understood that each flow and/or block of the flow diagrams and/or block diagrams, and combinations of flows and/or blocks in the flow diagrams and/or block diagrams, can be implemented by computer program instructions. These computer program instructions may be provided to a processor of a general purpose computer, special purpose computer, embedded processor, or other programmable data processing apparatus to produce a machine, such that the instructions, which execute via the processor of the computer or other programmable data processing apparatus, create means for implementing the functions specified in the flowchart flow or flows and/or block diagram block or blocks.
The present invention is not limited to the above-described embodiments, and it will be apparent to those skilled in the art that various modifications and improvements can be made without departing from the principle of the present invention, and such modifications and improvements are also considered to be within the scope of the present invention. Those not described in detail in this specification are within the skill of the art.
Claims (10)
1. An ODUk channel allocation method is characterized by comprising the following steps:
the network management generates a unique ID used for indicating the channel number and sends the ID to the service single disk;
based on the speed requirement of a virtual SDH interface of an ODUk channel to be bound, a service single disk selects a cell block with the minimum residual capacity in a cell block supporting the speed, selects a channel which supports the speed, is configurable and has the maximum channel number in the selected cell block, and distributes the channel to the virtual SDH interface of the ODUk channel to be bound;
and configuring an SDH drive of the service single disk and an OTN drive layer of the service single disk by using the channel selected by the service single disk, and realizing the binding of the virtual SDH interface and the ODUk channel.
2. The ODUk channel allocation method of claim 1, wherein:
the service single disk comprises an OTN configuration module and an SDH configuration module;
the OTN configuration module is used for configuring an OTN drive layer of the service single disk based on the channel selected by the service single disk;
the SDH configuration module is used for selecting a channel to be allocated to a virtual SDH interface of an ODUk channel to be bound, and configuring SDH drive of a service single disk based on the selected channel.
3. The method of claim 2, wherein the service single disc selects, based on a rate requirement of a virtual SDH interface to which the ODUk channel is to be bonded, an optical cell block with a minimum residual capacity in an optical cell block supporting the rate, selects a channel with a maximum channel number in the selected optical cell block, and allocates the channel to the virtual SDH interface to which the ODUk channel is to be bonded, where the method includes:
an OTN configuration module of a service single disk receives an ID (identity) issued by a network manager;
the OTN configuration module sends the received ID identification to the SDH configuration module;
the SDH configuration module judges whether a virtual SDH interface of the ODUk channel to be bound is occupied:
if so, returning the channel previously allocated to the virtual SDH interface;
if not, based on the rate requirement of the virtual SDH interface to which the ODUk channel is to be bound, selecting the cell block with the smallest residual capacity from the cell blocks supporting the rate, selecting the channel with the largest channel number and configurable, which supports the rate, from the selected cell blocks, and then allocating the selected channel to the virtual SDH interface to which the ODUk channel is to be bound.
4. The ODUk channel allocation method of claim 3, wherein said unit blocks are obtained by blocking chips of a service single disc, and each unit block has a specified rate, capacity and channel number.
5. The ODUk channel allocation method according to claim 3, wherein the channel selected by using the service single disc configures an SDH drive of the service single disc and an OTN drive layer of the service single disc, and implements binding of the virtual SDH interface and the ODUk channel, and the specific steps include:
the SDH configuration module configures SDH drive of the service single disk by using the channel selected by the service single disk;
the SDH configuration module sends the channel number of the selected channel to the OTN configuration module;
the OTN configuration module selects a channel corresponding to the channel number sent by the SDH configuration module and distributes the channel to the OTN drive layer;
and configuring the OTN drive layer by using the channel allocated to the OTN drive layer, and realizing the binding of the virtual SDH interface and the ODUk channel.
6. An ODUk channel distribution system, comprising:
the generating module is used for driving the network manager to generate a unique ID and sending the ID to the service single disk, wherein the ID is used for indicating a channel number;
the distribution module is used for driving the service single disk to select the cell block with the minimum residual capacity in the cell blocks supporting the rate based on the rate requirement of the virtual SDH interface of the ODUk channel to be bound, selecting the channel which supports the rate, is configurable and has the maximum channel number in the selected cell block, and distributing the channel to the virtual SDH interface of the ODUk channel to be bound;
and the configuration module is used for configuring the SDH drive of the service single disk and the OTN drive layer of the service single disk by using the channel selected by the service single disk, and realizing the binding of the virtual SDH interface and the ODUk channel.
7. The ODUk channel distribution system of claim 6, wherein:
the service single disk comprises an OTN configuration module and an SDH configuration module;
the OTN configuration module is used for configuring an OTN drive layer of the service single disk based on the channel selected by the service single disk;
the SDH configuration module is used for selecting a channel to be allocated to a virtual SDH interface of an ODUk channel to be bound, and configuring SDH drive of a service single disk based on the selected channel.
8. The ODUk channel allocation system of claim 7, wherein the service single disc selects, based on a rate requirement of a virtual SDH interface to which the ODUk channel is to be bonded, an optical cell block with a minimum remaining capacity in an optical cell block supporting the rate, and selects a channel with a maximum channel number and a configurable channel number in the selected optical cell block, where the channel supports the rate, and the channel is allocated to the virtual SDH interface to which the ODUk channel is to be bonded, and the specific process includes:
an OTN configuration module of a service single disk receives an ID (identity) issued by a network manager;
the OTN configuration module sends the received ID identification to the SDH configuration module;
the SDH configuration module judges whether a virtual SDH interface of the ODUk channel to be bound is occupied:
if so, returning the channel previously allocated to the virtual SDH interface;
if not, based on the rate requirement of the virtual SDH interface to which the ODUk channel is to be bound, selecting the cell block with the smallest residual capacity from the cell blocks supporting the rate, selecting the channel with the largest channel number and configurable, which supports the rate, from the selected cell blocks, and then allocating the selected channel to the virtual SDH interface to which the ODUk channel is to be bound.
9. The ODUk channel allocation system of claim 8, wherein said unit blocks are obtained by blocking chips of a service single disc, and each unit block has a designated rate, capacity and channel number.
10. The ODUk channel allocation system according to claim 8, wherein the channel selected by using the service single disc configures an SDH drive of the service single disc and an OTN drive layer of the service single disc, and implements binding of the virtual SDH interface and the ODUk channel, and the specific steps include:
the SDH configuration module configures SDH drive of the service single disk by using the channel selected by the service single disk;
the SDH configuration module sends the channel number of the selected channel to the OTN configuration module;
the OTN configuration module selects a channel corresponding to the channel number sent by the SDH configuration module and distributes the channel to the OTN drive layer;
and configuring the OTN drive layer by using the channel allocated to the OTN drive layer, and realizing the binding of the virtual SDH interface and the ODUk channel.
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113645078A (en) * | 2021-08-16 | 2021-11-12 | 烽火通信科技股份有限公司 | Method and system for automatically extending network management service |
| CN113873360A (en) * | 2021-09-15 | 2021-12-31 | 烽火通信科技股份有限公司 | System and method for improving VC protection efficiency carried in OTN |
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| CN113873360B (en) * | 2021-09-15 | 2023-05-12 | 烽火通信科技股份有限公司 | System and method for improving VC protection efficiency carried in OTN |
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