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Monitoring and Troubleshooting
7-18
8700-A2-GB20-00
April 2000
Table 7-5. Display LEDs Screen
Type
Label Value is . . . Indicating . . .
SYSTEM
Alarm On
Off
Device failure, Power-On Self-Test (POST)
failure, ports inoperable or unable to train.
No alarms.
Test On
Off
Loopback test or 511 test pattern in progress.
No tests.
DSX-1
PORT
P1
through
P8
Link Up
Link Down
LOF
EER
Yellow
AIS
Disabled
Recoverable signal present on the DSX-1
network.
No signal on the port.
The port has a Loss of Frame alignment.
The port has an Excessive Error Rate
condition.
The port received a Yellow Alarm.
The port received an Alarm Indication Signal.
The port has been administratively disabled.
G.703
PORT
P1
through
P8
Link Up
Link Down
LOF
EER
RAI
AIS
Disabled
Recoverable signal present on the G.703
network.
No signal on the port.
The port has a Loss of Frame alignment.
The port has an Excessive Error Rate
condition.
The port received a Remote Alarm Indication.
The port received an Alarm Indication Signal.
The port has been administratively disabled.
DSL LOOP P1
through
P8
Link Up
Link Down
Startup
OOF
Disabled
DSL link is up.
DSL link is down.
DSL training in progress.
Out Of Frame condition.
The port has been administratively disabled.