- Enterasys Security Router User's Guide

ISDN (ITU Standard Q.931) Call Status Cause Codes
11-18 Configuring Integrated Services Digital Network
54 Incoming calls barred
55 Incoming calls barred within CUG
56 Call waiting not subscribed
57 Bearer capability not authorized
58 Bearer capability not presently available
63 Service or option not available, unspecified
65 Bearer service not implemented
66 Channel type not implemented
67 Transit network selection not implemented
68 Message not implemented
69 Requested facility not implemented
70 Only restricted digital information bearer capability is available
79 Service or option not implemented, unspecified
81 Invalid call reference value
82 Identified channel does not exist
83 A suspended call exists, but this call identity does not
84 Call identity in use
85 No call suspended
86 Call having the requested call identity has been cleared
87 Called user not member of CUG
88 Incompatible destination
89 Non-existent abbreviated address entry
90 Destination address missing, and direct call not subscribed
91 Invalid transit network selection (national use)
92 Invalid facility parameter Mandatory information element is missing
95 Invalid message, unspecified
96 Mandatory information element is missing
97 Message type non-existent or not implemented
98 Message incompatible with call state, message type non-existent or not implemented
99 Information element nonexistent or not implemented
100 Invalid information element contents
101 Message not compatible with call state
102 Recovery on timer expiry
103 Parameter non-existent or not implemented - passed on
111 Protocol error, unspecified
127 Internetworking, unspecified
Table 11-2 Call Status Cause Codes (continued)
Code Cause