Description of the problem

Currently, only the T2/N2 series line veneers of Huawei SDH equipment support the AU3 service configuration for SNCP protection (all NG SDH series products support it regardless of the equipment type).

The current specific supported version information is as follows:

R4C04B011 and later versions

R6C01B013 and later versions

R7 All versions

R8 All versions

Processing

To configure SNCP protection for AU3 services in NG SDH products, you need to check the N2/T2 series of boards, and the version should meet the above version

Root cause

At present, only N2 and T2 series boards support AU3 service, and only the higher version supports the configuration of SNCP protection for AU3 service.

Recommendation and Summary

Huawei SDH transmission equipment OSN3500 OSN2500 OSN1500 If you need to configure AU3 services, you need to use N2 series circuit boards.

OSN7500 If you need to configure AU3 services, you need to use T2/N2 series circuit boards.

The related technical information in this chapter and the troubleshooting process of SDH equipment are collected and organized by Shenzhen Optical Transmission Network Technology Company Limited ( www.opticaltrans.com), please retain! Our company specializes in Huawei SDH optical transmission equipment, SDH transmission equipment sales.