Trail-Signal-Fail - Cisco NCS 2000 series Troubleshooting Manual

Alarm Troubleshooting

TRAIL-SIGNAL-FAIL

Default Severity: Not Alarmed (NA), Non-Service-Affecting (NSA)
Logical Objects: OCH, TRUNK
The Trail Signal Fail condition is raised on a DWDM trunk port or OCH port to correlate with the
(TRUNK) , on page 287
Locked,disabled).
Clear the TRAIL-SIGNAL-FAIL Condition
SUMMARY STEPS
1. Switch the OCHNC administrative state of the errored OCH or trunk port to IS (or Unlocked).
DETAILED STEPS
Switch the OCHNC administrative state of the errored OCH or trunk port to IS (or Unlocked).
If the condition does not clear, log into the Technical Support Website at
for more information or call Cisco TAC (1 800 553-2447).
TRUNK-ODU-AIS
Default Severity: Not Reported (NR)
Logical Object: OCN, OTU, GE, FC
The TRUNK-ODU-AIS condition is raised on the 100G-LC-C or 10x10G-LC card when the node detects the
optical data unit (ODU) alarm indication signal (AIS) from the trunk port. This condition is raised to indicate
a signal failure.
Clear the TRUNK-ODU-AIS Condition
SUMMARY STEPS
1. Remove the far-end fault causing the remote ODU-AIS insertion and bring up the traffic between the two
ports.
DETAILED STEPS
Remove the far-end fault causing the remote ODU-AIS insertion and bring up the traffic between the two ports.
alarm when the trunk port administrative state is set to OOS,DSBLD (or
Cisco NCS 2000 series Troubleshooting Guide, Release 11.0
http://www.cisco.com/c/en/us/support/index.html
TRAIL-SIGNAL-FAIL
LOS-P
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