Severity Levels

Critical (CR), Major (MJ), Minor (MN), Not Alarmed (NA), Not Reported (NR)

Default: Not Alarmed (NA)

ASAP Type

DS1 Port

AID Type

DS1 Port

Date

Month/day/year that the condition was detected

Time

Hour:minute:second that the condition was detected

Probable Cause

AIS-EGR (AIS Detected in Egress direction)

Effect on Service

NSA

Alarm Entity Type

T1

Description

inc. (from fiber) DS1 AIS

Likely Cause

A problem/failure occurred at either the far-end SONET network element or the interfacing customer equipment connected to the far-end SONET network element.

Visible Indication

Lighted CR, MJ, or MN LED on the SYSCTL faceplate (when the severity level is provisioned to Critical, Major, or Minor, respectively)

Action

Proceed to Procedure 5-54: Clear "inc. (from fiber) DSn" alarms.