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7. Operation and Maintenance
7-46
September 2002 9128-A2-GB20-80
Requested Channel
Not Available
44 Circuit or channel
requested cannot be
provided by the other side
of the interface.
Allow the DBM to
automatically call using the
alternate link if Auto Backup
is enabled, or manually
select an alternate path for
the call.
Requested Facility
Not Implemented
69 Supplemental service
requested is not supported
by this device.
No action is needed.
Requested Facility
Not Subscribed
50 The supplementary service
requested cannot be
provided by the network
until user completes
arrangement with its
supporting networks.
Arrange for the desired
capability.
Resource
Unavailable,
Unspecified
47 No other cause in the
resource unavailable class
applies for this resource
unavailable event.
No action is needed.
Response to
STATus ENQuiry
30 Status enquiry message
received, generating this
message.
No action is needed.
Service/Option Not
Implemented
79 No other cause in the
service or option not
available class applies for
this not implemented event.
No action is needed.
Service/Option
Unavailable,
Unspecified
63 No other cause in the
service or option not
available class applies for
this not available event.
Wait and try again.
Switching
Equipment
Congestion
42 Switching equipment
sending the cause is
experiencing heavy traffic.
Wait and try again.
Suspended Call
Exists, But Not Call
ID
83 A call resume has been
attempted, but no
suspended call exists for
this phone number.
1. Verify the number in the
Inbound Calling ID #
field for the suspended
call.
2. Reissue the Call
Resume command using
the correct number.
Temporary Failure 41 Network is not functioning
correctly, but the condition
is not expected to continue
for long.
Wait and try again.
Table 7-14. Most Recent and Previous Cause Value Messages (5 of 6)
Message
Cause
No. What It Indicates What To Do