Alcatel-Lucent 1643 AMS Operation Manual page 240

Alarm messages
VC-11 Network connection server signal fail
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Alarm identifier
Information
Alarm category
ASAP
Alarm severity
(default setting)
Reporting state
(default setting)
Local indications
Cause
Actions
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1-220
VC11cSSF
This alarm signals that the network connection is unavailable due to faults in
the serving higher order path and/or section layers.
Transmission
sdhLOPath
Information
Reported
–
One or more STM-1, MS, or VC-4 faults in this or upstream nodes, the effect
of which could not be circumvented via protection.
When the VC-11 is unprotected, then select an alternative VC-4 as server for
the lower order VC.
When the VC-11 is protected, then check for external switch commands
locking the protection switch to a failed link connection.
Alcatel-Lucent - Proprietary
See notice on first page
365-312-803R7.2
Issue 4, May 2007