Compatible Systems Octal V.35 - 10/100 RIOP Instruction Manual Page 141

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61200780L1-1C © 2004 ADTRAN, Inc. 141
ATLAS 800 Series System Manual T3 Option Module
DS3 Alarm Status
Board Revision Displays the board revision of the module.
DS1 Framer Revision Displays the revision of the DS1 framer on the installed module.
M13 Rev Displays the revision of the M13 mux on the installed module.
DS3 Alarm Status
Read security: 5
Displays the current alarm status of the T3 interface.
Prt Indicates the port number.
Alarms Displays the alarm status for the T3 circuit. An asterisk (*) indicates the
presence of an alarm and a dash (-) indicates no alarm. The following alarms are
monitored:
FE Alarms Displays received alarms from the far-end equipment.
Rx Framing Indicates whether Rx framing is being used on the T3 circuit. An asterisk (*)
indicates the presence of Rx framing and a dash (-) indicates no Rx framing
present.
DS3 Performance Current
Write security: 3; Read security: 5
The performance fields (either current, 15-minute total, or 24-hour total) provide status on key
performance measures as specified in ANSI T1.231-1993 for DS3 interfaces.
Prt Displays the port number.
Clr Clears performance information for the selected port.
ES_L (Errored Seconds - Line) Count of seconds containing excessive zeros, LOS, or
BPVs, not due to line code substitutions.
Alarms Description
LOS
Loss of Signal. No T3 signal detected on the port interface.
Red
Loss of Frame or Red Alarm. Received T3 cannot be frame-synchronized. A
Red Alarm is indicated when the T3 has been out of frame for 2.5 seconds.
Blue
Alarm Indication Signal (AIS) or Blue Alarm. Receiving AIS in the T3 payload
from far-end equipment indicating a problem upstream.
Yellow
Remote Alarm Indication (RAI) or Yellow Alarm. Receiving RAI signal from
far-end equipment indicating the far-end equipment is in Red Alarm.
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