inc. STSN AIS
....................................................................................................................................................................................................................................
inc. STSN AIS
The system has detected an incoming STS-N alarm indication signal
(AIS) in an OC-N line.
Alarm Data
Value/Meaning
Reported Alarm
Level(s)
Critical (CR), Minor (MN), Not Alarmed
CR is the SA default level.
MN is the NSA default level.
AID (type)
STS-3c Ring Channel (Path)
STS-1 Ring Channel (Path)
Date
month/day/year that condition was detected
Time
hour:minute:second that condition was detected
Probable Cause
AIS
Effect on
Service
CR = SA
MN = NSA
Not Alarmed = Standing Condition (SC)
Alarm Entity
Type
STS3C
STS1
Description
inc. STS3C AIS
inc. STS1 AIS
Likely Cause
Incomplete or incorrect cross-connection
provisioning in an end-to-end network;
unprotected removal or failure of a low-speed
circuit pack at the far end; unprotected optical
line failure.
Visible
indication
Lighted
CR/MJ
or
MN/ABN
LED on SYSCTL
faceplate.
Action
Proceed to
Alarms, conditions, and error messages
....................................................................................................................................................................................................................................
3 - 5 6
Lucent Technologies
365-372-333 R2.1
Issue 4, June 2005