STM-1 MS Alarm indication signal received
...................................................................................................................................................................................................................................
Alarm identifier MS1cAIS
Information The STM-1 receive signal (optical or electrical) contains MS-AIS.
Alarm category Transmission
ASAP sdhMS
Alarm severity
(default setting)
Information
Reporting state
(default setting)
Reported
Local indications –
Cause In the upstream equipment a defect has been detected, and as a consequent
action, AIS has been inserted in the downstream direction.
Actions Locally no actions need to be taken. Analyze the alarm state of the upstream
equipment and take appropriate measures.
Note(s) In the upstream direction, “Multiplex Section - Remote Defect Indicator”
(MS-RDI) is inserted.
Alarm messages
...................................................................................................................................................................................................................................
365-312-803R7.2
Issue 4, May 2007
Alcatel-Lucent - Proprietary
See notice on first page
1-171
To Next Page
Loading...
