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COMSPHERE 3550 Series Data Service Units
C-10 February 1995 3550-A2-GB20-10
Table C-9
Dial Backup Error Messages
Message
Notify NMS
1
Condition Action
DBM: Busy Yes Telephone line associated with
remote DBM is busy.
Try again. Try another number if possible,
or investigate why the line is busy.
DBM: Call Aborted No Call was aborted from the DCP. None
DBM:Callbck Fail No There was a failure to connect
on a callback attempt.
Make sure you have the correct call setup
pointer and that remote DBM has the
proper telephone number in that directory.
If both are correct, attempt to place a
manual call from the remote DBM.
DBM:
Conflict w/Envir
Yes DBM is not able to dial out (e.g.,
test is being run); there is no
DBM at the far end.
Wait until the test is completed, or abort
the test.
DBM:Dir Empty Yes An attempt was made to place a
call from an empty directory.
Check Backup Directory entries and
numbers.
DBM:DTR Discon
Yes
DTR has gone low, or the call
did not connect.
Raise DTR at the DTE, or disable the
DTRCallCon configuration option.
DBM:Illegal Char Yes Illegal character in the directory
specified.
Check directory entry.
DBM:No Answer Yes There was no answer from the
remote DBM or modem.
1. Check that remote DBM is configured
for many calls.
2. Make sure remote DBM is properly
connected to the dial network.
3. Check operational status of remote
DSU using a Device Test.
4. Attempt to place a call from remote
DBM. If it cannot be placed, replace
the DBM.
DBM:NoDialTone Yes No dial tone received from the
network.
Check the dial network connections. If
conditions are good and no problem is
found, call telephone company and report
the problem.
DBM:No Ringing No DBM is not getting ringback
from the other end.
Look for line problems. If conditions are
good and no problem is found, call
telephone company and report the
problem.
DBM:
NotConnected
No Call attempt failed for
unspecified reasons.
1. Check DBM for proper operation by
running a Device Test.
2. Check the DBM’s configuration options
to ensure that DBM is enabled.
3. If you cannot correct the problem,
contact your AT&T Paradyne
representative.
DBM:
RateMismatch
Yes The rate in the calling and called
DBM or modem are not
compatible.
Check speed configured in both units.
DBM:SecurityFail No Passwords in calling and called
DBM do not match.
1. Make sure that both DBMs have
compatible security options.
2. Make sure that both DBMs have the
proper password.
1
If Yes, an error message is reported to the NMS if the NMS initiated the dial command.