Appendix C – ISDN Cause Numbers
C-3
FlexSet 120S/280S User Guide
Cause #
CODE MEANING
ACTION
37
degraded service
38
network out of order
wait and call later
39
transit delay range cannot be achieved
40
throughput range cannot be achieved
41
temporary failure
call later*
42
switching equipment congestion
call later
43
access information discarded
no action*
44
requested circuit/ channel not available
notify system manager
45
preempted
46
precedence call blocked
47
resource unavailable, unspecified
notify system manager
49
quality of service not available
notify system manager
50
requested facility not subscribed
notify system manager
51
reverse charging not allowed
52
outgoing calls barred
53
outgoing calls barred within GUG
54
incoming calls barred