Avaya 03-300430 User Manual
ATM-BCH (ATM B-Channel Trunk)
Issue 1 June 2005
509
B-Channel Alarms
The Maintenance/Far-End and Out-Of-Service/Far-End states generate warning alarms
displayed with status trunk grp#/mem#.
displayed with status trunk grp#/mem#.
Table 158: ATM-BCH alarms by service state
Service state
Alarm
1
1. ATM-BCH alarms; alarms against other MOs may also be present.
Possible cause
Possible solution
Out-of-Service/NE
WRN
Trunk busied out
Release the port (release trunk
grp#/mem#).
MIN
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
WRN
Unadministered far
end
Administer the corresponding trunk on
the far-end switch.
WRN
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
WRN
Signaling channel
down for over 90
sec.
See
WRN
Repeated lack of
response to
messages sent to
the far end
Wait. Maintenance software resends
messages periodically. Or run test
trunk grp#/mem# or test
signaling-grp grp#.
WRN
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