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GB/T 28515.2-2021Test method for automatically switched optical network(ASON)—Part 2: OTN-based ASON (English PDF)

自动交换光网络(ASON)测试方法第2部分：基于OTN的ASON

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Issued by

SAMR; SAC

Level / Type

National · Recommended

Issue date

April 30, 2021

Implementation date

August 1, 2021

Scope

GB/T 28515.2-2021 is the English-translated version of 自动交换光网络(ASON)测试方法第2部分：基于OTN的ASON.

GB/T 28515.2-2021 is the Chinese standard "Test method for automatically switched optical network(ASON)—Part 2: OTN-based ASON". Its scope clause reads: This part of GB/T 28515 specifies the OTN-based Automatic Switched Optical Network (ASON) transport plane, control plane, and management plane.

Test methods for surface, signaling communication network, protection and restoration, etc. This section applies to OTN cross-connect equipment and networks, including OTN electrical cross-connect equipment, OTN optical cross-connect equipment, and OTN optoelectronics Hybrid crossover equipment. Its clauses include abbreviations.

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Document preview — GB/T 28515.2-2021

National Standard of the People's Republic of China

ICS: 33.040.20
Classification: M 33

Issued by: State Administration for Market Regulation; Standardization Administration of the PRC

Foreword
1 Scope
2 Normative references
3 Abbreviations
4 ASON test reference model
4.1 Test requirements for ASON node equipment based on OTN
4.2 Test network configuration principles
5 Transmission plane test
5.1 Physical interface test
5.2 Cross scheduling function
5.3 Service mapping and multiplexing functions
5.4 Overhead processing function
5.5 Equipment redundancy protection function test
5.6 Transport plane performance test
6 Control plane function test
6.1 Signaling function test
6.2 Routing function test
6.3 Automatic discovery function test
7 Control plane protocol test
7.1 UNI interface protocol test
7.2 E-NNI protocol test
8 Protection recovery test
8.1 Protection test based on the transport plane
8.2 Protection test based on the control plane
8.3 Network recovery test
8.4 Combination of protection and restoration
8.5 Online modification of service protection and restoration attributes
8.6 Protection and recovery test of large business volume
9 Control plane reliability test
9.1 Control channel failure test
9.2 Control plane node failure test
9.3 Software upgrade of the control plane
10 Control plane performance test
10.1 Connection establishment and teardown time
10.2 Batch service connection recovery signaling time
10.3 Convergence time of routing protocol
11 Signaling Communication Network (SCN) Test
11.1 SCN transmission mode test
11.2 SCN protection recovery test
12 Management Plane Test
12.1 Transport plane management function test
12.2 Control plane management function test
12.3 SCN management function test
12.4 Intelligent planning software capabilities
Appendix A (informative appendix) Correspondence between OTN equipment types and test items
Appendix B (informative appendix) ASON node equipment intelligent planning software capability test based on OTN

1 Scope

This part of GB/T 28515 specifies the OTN-based Automatic Switched Optical Network (ASON) transport plane, control plane, and management plane.

Test methods for surface, signaling communication network, protection and restoration, etc.

This section applies to OTN cross-connect equipment and networks, including OTN electrical cross-connect equipment, OTN optical cross-connect equipment, and OTN optoelectronics

Hybrid crossover equipment.

2 Normative references

The following documents are indispensable for the application of this document. For dated reference documents, only the dated version applies to this article

Pieces. For undated reference documents, the latest version (including all amendments) is applicable to this document.

GB/T 16814-2008 Synchronous Digital Hierarchy (SDH) Optical Cable Line System Test Method

GB/T 21645.1-2008 Automatically Switched Optical Network (ASON) Technical Requirements Part 1.Architecture and General Requirements

GB/T 28515.1-2012 Automatic Switched Optical Network (ASON) Test Method Part 1.SDH-based ASON GB/T 32657.2-2016 Automatic Switched Optical Network (ASON) Node Equipment Technical Requirements Part 2.OTN-based

Technical requirements for ASON node equipment

YD/T 1462-2011 Optical Transport Network (OTN) interface

YD/T 2148-2010 Optical Transport Network (OTN) Test Method

YD/T 2649-2013 N×100Gbit/s optical wavelength division multiplexing (WDM) system test method

3 Abbreviations

The following abbreviations apply to this document.

3R. Reamplification, Reshaping and Retiming (Reamplification, Reshaping and Retiming)

ASON. Automatically Switched Optical Network (AutomaticalySwitchedOpticalNetwork)

CCID. Control Channel Identification (ControlChannelIdentification)

CTP. Connection Termination Point (ConnectionTerminationPoint)

DCN. Data Communications Network (DataCommunicationsNetwork)

EMS. ElementManagementSystem (Element Management System)

E-NNI. External Network Interface (ExternalNetwork-to-NetworkInterface)

FA. Forwarding Adjacency (ForwardingAdjacency)

FAS. Frame Alignment Signal (FrameAlignmentSignal)

GCC. General Communication Channel (GeneralCommunicationChannel)

GMPLS. Generalized Multi-Protocol Label Switching (Generalized Multi-Protocol Label Switching)

I-NNI. Internal Network-to-Network Interface (InternalNetwork-to-NetworkInterface)

IPCC. IP Control Channel (IPControlChannel)

LAN. Local Area Network (LocalAreaNetwork) […]

......
This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 64 pages — is available in the English PDF.

Referenced standards

Normative references

Similar standards

GB/T 44225-2024|GB/T 14731-2008|GB/T 15837-2008|GB/T 16813-1997|GB/T 47323-2026|GB/T 47742.1-2026

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