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Knowledge Base

providing the PRC clock to third party mux through intermediate Huawei link

Publication Date:  2019-07-09  |   Views:  495  |   Downloads:  0  |   Author:  Mohammad Shahid Ansari  |   Document ID:  EKB0000557482

Contents

Issue Description

In country A , customer B network, two ECI MUX is connected through Huawei TDM Microwave hop having RTN910/950 with CSTA/CST card inside. ECI mux being used is BG-20/30, XDM-300.

Alarm Information

one ECI MUX is synchronized with PRC clock, all the configurations has been done & traffic is through over this Huawei TDM link, the clock we configured at one end as 8SL & other end as IF card  while SSM protocol in stop condition & clock quality as automatic extraction, but the MUX on other end is not having PRC clock, on NMS it is showing that its clock is DNU(Don't use).

Handling Process

we enable the SSM protocol in Huawei RTN at both ends, and in clock quality we choose G.811 Clock Signal, after this we achieved the desired PRC clock in other ECI MUX.

Root Cause

null

Suggestions

attached is the ppt regarding clock configuration.