ATM-BCH (ATM B-Channel Trunk)
Issue 5 October 2002
729
555-233-119
Table 69. ATM-BCH alarms by service state
Service state
Alarm
1
1.
ATM-BCH alarms; alarms against other maintenance objects may also be present.
Possible cause
Possible solution
Out-of-Service/NE
Warning
Trunk busied out
Release the port (release trunk
grp#/mbr#).
Minor
NPE Crosstalk Test
(#6) failed
Replace ATM circuit pack.
None
ATM circuit pack lost
signal or there is a
circuit pack problem.
Install circuit pack or cable. Check
circuit pack using procedures in
ATM-BCH. Check far-end switch
status.
Out-of-Service/FE
Warning
Unadministered far-end
Administer the corresponding trunk
on the far-end switch.
Warning
Far-end busied out
Check the status of the far-end
switch.
Pending/In-Service
Pending/Maint
None
Maintenance message
timed out waiting for
reply
Wait 2 minutes after the pending
state clears, and check the service
state.
Maint/NE
None
ISDN test call in
progress (test trunk
long)
Wait for the test to finish and recheck.
None
System link busied out
Check link status. Run release link
link#.
Maint/FE
Warning
Signaling channel down
for over 90 sec.
See
ATM-SGRP
or
ATM-DCH
.
Warning
Repeated lack of
response to messages
sent to the far end
Wait. Maintenance software resends
messages periodically. Or run test
trunk grp#/mb# or test
signaling-grp grp#.
Warning
The far-end trunk is
being tested.
Check status of the far-end switch.
Wait for testing to finish.
In-Service
None
Normal operating state
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