Resource management method and apparatus, communication device, and storage medium

Patent metadata

Field	Value
Publication number	US-11979693-B2
Application number	US-202017620684-A
Country	US
Kind code	B2
Filing date	Jun 16, 2020
Priority date	Jun 19, 2019
Publication date	May 7, 2024
Grant date	May 7, 2024

Abstract

The present disclosure provides a resource management method, a communication device, and a storage medium. The resource management method includes: obtaining node identification information and interface information of an optical network node; establishing a node resource model according to the node identification information and the interface information; and storying the node resource model in a resource library.

First claim

What is claimed is:

1. A resource management method, comprising:
obtaining node identification information and interface information of an optical network node; wherein the optical network node comprises at least one input interface and at least one output interface; and the interface information comprises interface identification information and interface capability information of any one of the at least one input interface and the at least one output interface, and a connection relationship between the at least one input interface and the at least one output interface;
establishing a node resource model according to the node identification information and the interface information; wherein model identification information of the node resource model uniquely corresponds to the node identification information, the resource model comprises at least one transitional link, and link information of any one of the at least one transitional link comprises: interface identification information and interface capability information of an input interface and an output interface that have a connection relationship and are included respectively in an input end and an output end of the transitional link; and
storing the node resource model in a resource library,
wherein the optical network node comprises a converter or a regenerator
wherein the interface capability information comprises capability information at an optical signal layer of the interface; and
the transitional link comprises an optical signal layer transitional link, and link information of the optical signal layer transitional link comprises: interface identification information and capability information at the optical signal layer of an input interface and an output interface that have a connection relationship and are included respectively in an input end and an output end of the optical signal layer transitional link.

2. The resource management method of claim 1 , wherein obtaining the node identification information and the interface information of the optical network node, comprises:
sending an information acquisition request to the optical network node; and
receiving an information acquisition response message sent by the optical network node, and the information acquisition response message carrying the node identification information and the interface information of the optical network node.

3. The resource management method of claim 1 , wherein the capability information at the optical signal layer of the interface comprises a spectrum range supported by the interface, a modulation format supported by the interface, and/or an error correction code format supported by the interface.

4. The resource management method of claim 1 , wherein the optical network node comprises a converter;
the interface capability information further comprises capability information at an electrical signal layer of the interface; and
the transitional link comprises an electrical signal layer transitional link, and link information of the electrical signal layer transitional link comprises: interface identification information and capability information at the electrical signal layer of an input interface and an output interface that have a connection relationship and are included respectively in an input end and an output end of the electrical signal layer transitional link.

5. The resource management method of claim 4 , wherein the capability information at the electrical signal layer of the interface comprises a signal type supported by the interface.

6. The resource management method of claim 5 , wherein
the information acquisition response message further carries flexible rate optical digital unit (ODUflex) information; and
the link information of the electrical signal layer transitional link comprises the ODUflex information, and the ODUflex information comprises at least one of ODUflex identity information, ODUflex bandwidth information, or ODUflex occupied slot information.

7. The resource management method of claim 1 , comprising:
performing a path calculation on a communication path including the optical network node and to be configured with a resource, and obtaining a path calculation result;
searching the node resource model corresponding to the optical network node in the resource library, and extracting link information of a transitional link satisfying a demand of the path calculation result from the node resource model as node configuration information of the optical network node; and
sending the node configuration information to the optical network node for resource configuration.

8. A non-transitory computer-readable storage medium having a computer program stored thereon, wherein the computer program is capable of being executed by one or more processors to implement the steps of the resource management method of claim 1 .

9. A communication device, comprising a processor and a memory, wherein:
the memory stores a computer program; and
the processor is configured to execute the computer program to implement:
obtaining node identification information and interface information of an optical network node; wherein the optical network node comprises at least one input interface and at least one output interface; and the interface information comprises interface identification information and interface capability information of any one of the at least one input interface and the at least one output interface, and a connection relationship between the at least one input interface and the at least one output interface;
establishing a node resource model according to the node identification information and the interface information; wherein model identification information of the node resource model uniquely corresponds to the node identification information, the resource model comprises at least one transitional link, and link information of any one of the at least one transitional link comprises: interface identification information and interface capability information of an input interface and an output interface that have a connection relationship and are included respectively in an input end and an output end of the transitional link; and
storing the node resource model in a resource library,
wherein the optical network node comprises a converter or a regenerator,
wherein the interface capability information comprises capability information at an optical signal layer of the interface; and
the transitional link comprises an optical signal layer transitional link, and link information of the optical signal layer transitional link comprises: interface identification information and capability information at the optical signal layer of an input interface and an output interface that have a connection relationship and are included respectively in an input end and an output end of the optical signal layer transitional link.

10. The communication device of claim 9 , wherein the processor is configured to execute the computer program to implement:
sending an information acquisition request to the optical network node; and
receiving an information acquisition response message sent by the optical network node, and the information acquisition response message carrying the node identification information and the interface information of the optical network node.

11. The communication device of claim 9 , wherein the capability information at the optical signal layer of the interface comprises a spectrum range supported by the interface, a modulation format supported by the interface, and/or an error correction code format supported by the interface.

12. The communication device of claim 9 , wherein the optical net

Assignees

• Zte Corp

Inventors

• Wang Qilei

Classifications

• H04Q11/0067 Primary

  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 · CPC title

• H04B10/278

  Bus-type networks · CPC title

• H04J14/02

  Wavelength-division multiplex systems · CPC title

• H04Q2011/0079

  Operation or maintenance aspects · CPC title

• H04Q2011/0086

  Network resource allocation, dimensioning or optimisation · CPC title