Appendix C – ISDN Cause Numbers C-5 FlexSet 120S/280S User Guide
Cause #
CODE MEANING ACTION
84
call identity in use no action*
85
no call suspended no action*
86
call having the requested call identity has been
cleared
no action*
87
called user not member of GUG
88
incompatible destination check destination is correct, try again from different
compatible terminal, notify system manager if message
returns
89
non existent abbreviated address
90
destination address missing, and direct call not subscribed
91
invalid transit network selection notify system manager
92
invalid facility parameter
95
invalid message, unspecified notify system manager
93
mandatory information element is missing notify system manager
95
invalid message, unspecified notify system manager
97
message type non-existent or not implemented notify system manager
98
message not compatible with call state or messages type non-
existent or not implemented
notify system manager
99
information element non-existent or not implemented notify system manager
100
invalid information element contents notify system manager
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