Severity Levels

Not Alarmed (NA)

AID Type

E1 Port

Date

Month/day/year that the condition was detected

Time

Hour:minute:second that the condition was detected

Probable Cause

LPBKNETWORK (Loopback, Network)

Effect on Service

Standing Condition (SC)

Alarm Entity Type

E1

Description

E1 loopback (to DSX)

Likely Cause

User selected Fault → Analysis → Loopback.

Visible Indication

Lighted ABN LED on the SYSCTL faceplate.

Action

Proceed to Procedure 5-26: Clear "E1 loopback (to DSX)" condition.