inc. OCN line AIS
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inc. OCN line AIS
The system has detected OC-N line alarm indication signal (AIS) on
an incoming OC-3/OC-12 line.
Alarm Data
Value/Meaning
Reported Alarm
Level(s)
Critical (CR), Major (MJ), Minor (MN), Not
Alarmed
CR is the default for service-affecting conditions.
Not Alarmed is the default for non-service-
affecting conditions.
AID (type)
OC-N Line
Date
month/day/year that condition was detected
Time
hour:minute:second that condition was detected
Probable Cause
AIS
Effect on
Service
CR = SA or NSA
MJ, MN = NSA
Not Alarmed = Standing Condition (SC)
Alarm Entity
Type
OC3
OC12
Description
inc. OC3 line AIS
inc. OC12 line AIS
Likely Cause
Failure of the OC-N circuit pack at the far-end
network element.
Visible
indication
Lighted
CR/MJ
or
MN/ABN
LED on SYSCTL
faceplate and a flashing
FAULT
LED on the
alarmed circuit pack.
Action
Proceed to
Alarms, conditions, and error messages
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Lucent Technologies
365-372-333 R2.1
Issue 4, June 2005