Avaya S8700 Maintenance Manual page 1715

ISDN-TRK (DS1 ISDN Trunk)
Table 8-391. Test #161 Loop-Around Test
Service State
out-of-service/NE
out-of-service/FE
pending-in-service,
pending-maint
maint-NE
maint-FE
in-service
1. ISDN-TRK alarms; alarms against other objects may also be present.
555-233-143
1
Alarm Possible Cause
Warning Trunk is demand busied out.
Minor NPE Crosstalk test (#6)
failed.
None DS1 or UDS1 circuit pack
lost its signal.
Warning Unadministered far end
Warning The far-end trunk is busied
out.
None Maintenance message was
sent and the switch is
waiting up to 2 min. for a
reply from the far end.
None ISDN test call in progress
(test trunk long and test
isdn-testcall commands)
None System link has been
busied out by command.
Warning Signaling channel has been
down for over 90 sec.
Warning Repeated failure of far end
to respond to messages.
Warning The far-end trunk is being
tested.
None Normal operating state
Possible Solution
Enter release trunk grp#/mbr#.
Replace DS1/UDS1 circuit pack.
Is the DS1/UDS1 circuit pack or
cable removed? Is the far-end
switch restarting? Check circuit
pack using procedures in
DS1-BD or UDS1-BD.
Administer corresponding trunk
on far-end switch.
Check the status of the far-end
switch.
Wait 2 minutes and check
service state after the pending
state has cleared.
Wait several minutes for test to
finish and check status again.
Check link status. Release link
with release link link#.
Consult ISDN-SGRP and/or
ISDN-LNK. Far-end signaling
channel may be busied out, or
the far-end switch may currently
be restarting.
Maintenance software will
periodically try to resend
messages. You can speed the
process with test trunk
grp#/mbr# and/or test
signaling-gr#.
Check status of the far-end
switch. Wait for testing to finish.
Continued on next page
Issue 1 May 2002 8-993