Alcatel-Lucent 1643 AMS Operation Manual page 219

Alarm messages
STM-4 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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365-312-803R7.2
Issue 4, May 2007
MS4cSSF
The network connection is unavailable due to faults in the active multiplex
section.
These faults are indicated by the reception of the MS - Alarm Indication
Signal, STM-4 Loss of input signal, STM-4 Loss of frame alignment, or
equipment failures of the STM-4 Synchronous Interface unit.
Transmission
sdhMS
Prompt
Reported
In the reporting Network Element:
•
The red fault LED is lit.
•
In the upstream direction, "Multiplex Section - Remote Defect Indicator" is
activated.
•
In the assembly direction the alarm indication signal is inserted.
One of more STM-4 or MS faults in this or upstream network elements, the
effect of which could not be circumvented via protection.
Check for the failed section and repair it.
Alcatel-Lucent - Proprietary
See notice on first page
1-199