Running A C7Bert - Nortel North American DMS-100 Instruction Manual

Application
Use this procedure to do the following:
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Definition
Tests of bit error rate measure the quality of a CCS7 digital transmission path.
Run a C7BERT in the following conditions:
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Common procedures
There are no common procedures.
Action
This procedure contains a summary flowchart and a list of steps. Use the
flowchart as a summary of the procedure. Follow the steps to perform the
procedure.
DMS-100 Family NA100 Trouble Locating and Clearing Procedures Volume 2 of 2 LET0015 and up
Trouble locating and clearing procedures (continued) 1-311
local or remote loopback on an NT9X77AA, NT9X78BA, NT9X78CA,
NT9X78DA or NT9X78DB card for LIUBASIC
local or remote loopback on an NTEX26AA channelized access link
link fault sectionalization
CCS7 bit error rate test (C7BERT)
inject bit errors during C7BERT
before a CCS7 signaling link goes into service
when isolating faults

Running a C7BERT