User`s guide

Monitoring and Managing the DL3100 5-7
5
Red Alarm Major This is a logical OR of the LOS and OOF
alarm. It is True if either of LOS or OOF is
True. This alarm also illuminates the red LED.
Yellow Alarm Major This alarm is True if the yellow signal is
received indicating failure on a remote
device servicing the T3 data stream. This
alarm also illuminates the yellow LED.
Idle Signal Detected Status The Idle signal is being received. It also
sends DS3 Idle Received on the FEAC.
Failed Signal State Declared Status Ten consecutive seconds have been Severely
Errored Seconds.
Excessive P-bit Parity BER Minor The bit error rate (BER) as calculated by the
counted P-bit parity errors over a ten-minute
interval exceeds the configured threshold.
FEAC LOS/HBER Status Far End Alarm and Control (FEAC) signal
was received from remote equipment in the
DS3 data stream indicating DS3 LOS/HBER.
FEAC Out of Frame Status Far End and Control (FEAC) signal was
received from remote equipment in the DS3
data stream indicating that the DS3 is Out
of Frame.
FEAC AIS Received Status Far End Alarm and Control (FEAC) signal
was received from remote equipment in the
DS3 data stream indicating DS3 AIS
Received.
FEAC IDLE Received Status Far End Alarm and Control (FEAC) signal
was received from remote equipment in the
DS3 data stream indicating DS3 IDLE
Received.
FEAC Equipment Failure (SA) Status Far End Alarm and Control (FEAC) signal
was received from remote equipment in the
DS3 data stream indicating DS3 Equipment
Failure Service Affecting (SA).
FEAC Equipment Failure (NSA) Status Far End Alarm and Control (FEAC) signal
from remote equipment in the DS3 data
stream indicating DS3 Equipment Failure
Not Service Affecting (NSA).
Table 5-1 T3MB Alarms and Status Conditions (Continued)
Message Severity Description