Instruction manual

61200780L1-1C © 2004 ADTRAN, Inc. 156
ATLAS 800 Series System Manual T3 D&I Option Module
DS1 DS0 Status
DS1 DS0 Status
Read security: 5
Indicates usage on a DS0 basis for each T1 in the T3 circuit. These options are read-only:
Blue
Alarm Indication Signal or Blue Alarm. Receiving alarm indication signal in the
T1 payload from far end equipment indicating a problem upstream.
DS0 Alarm
Displays per-DS0 alarm status; that is, at least one DS0 channel is in alarm if an
asterisk (*) appears. These alarms usually indicate the failure to receive the
protocol that has been configured for the DS0.
Character Description
-
Unallocated
. (period)
Inactive
+
Signaling mismatch
A
Active B Channel
D
Active D Channel
M
Maintenance
N
Dedicated (nailed)
O
Off hook - originate (RBS)
R
Ringing (RBS); Restart (ISDN)
W
Waiting dial tone
Alarm Description (Continued)