Cisco Systems AS5350, AS5400 manual State, Description, T1 or E1 DFC

Models: AS5350 AS5400

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State

Chapter 6 Troubleshooting

LEDs

Table 6-1 LEDs

DFC

LED

State

Description

 

 

 

 

T1 or E1 DFC

ACTIVITY (ACT)

Fast flicker (Green)

Indicates DFC is up and running.

 

 

 

 

 

 

Slow flicker (Green)

Indicates DFC is not yet fully

 

 

 

functional.

 

 

 

 

 

OK/MAINT

Green

The T1 or E1 DFC has passed initial

 

 

 

power-up diagnostics tests and is

 

 

 

operating normally.

 

 

 

 

 

 

Yellow

The T1 or E1 DFC is not functioning.

 

 

 

See the console for messages.

 

 

 

 

 

 

Off

Indicates that all calls associated

 

 

 

with the card are shut down and it is

 

 

 

safe to remove the card with the

 

 

 

system powered on.

 

 

 

 

 

Remote Alarm

On (Yellow)

One LED below each T1/E1 port

 

(RA), Local Alarm

 

indicates one of the following:

 

(LA), or Loopback

 

A local or remote loopback

 

(LB)

 

 

 

diagnostic test is running on the

 

 

 

 

 

 

associated T1 port.

 

 

 

An alarm is received on the

 

 

 

associated T1/E1 port, indicating

 

 

 

loss of signal (LOS) or loss of

 

 

 

multiframe alignment (LOF) at

 

 

 

the local or remote node.

 

 

 

 

Cisco AS5350 and Cisco AS5400 Universal Gateway Card Installation Guide

 

78-13311-01

6-3

 

 

 

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Cisco Systems AS5350, AS5400 manual State, Description, T1 or E1 DFC