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
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