Nortel Meridian 1 Option 11C Manual page 65

2.0 mb dti/pri
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DTI Maintenance
Contents
Overview
This section contains information on the following topics:
Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Replace the NTAK10 2.0 Mb DTI card . .. . . . . . . . . . . . . . . . . . . . . . .
Monitor Option 11C DTI operation . . . . . . . . . . . . . . . . . . . . . . . . . . . .
2.0 Mb DTI Error messages . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Grade-of-Service messages . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
2.0 Mb DTI Alarms . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
NTAK10 Faceplate LEDS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Option 11C DTI maintenance tools . . . . . . . . . . . . . . . . . . . . . . . . . . . .
DTI commands . .. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Clock Controller commands . .. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
2.0 Mb DTI tests . .. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
From a maintenance perspective, Option 11C DTI operation consists of the
following major aspects:
hardware and software states
near-end and far-end status
link and/or span integrity
clocking status
frame alignment
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Option 11C
2.0 Mb DTI/PRI
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