Table 6-4 Isdn Connection Cause Codes - Zhone 100 User Manual

Code
1 Unallocated (unassigned) number.
2 No route to specified transit network.
3 No route to destination.
4 Send special information tone.
5 Misdialed trunk prefix.
6 Channel unacceptable.
7 Call awarded and being delivered in an
established channel.
8 Preemption.
9 Preemption - circuit reserved for reuse.
16 Normal call clearing.
17 User busy.
18 No user responding.
19 User alerting, no answer from user.
20 Subscriber absent.
21 Call rejected.
22 Number changed.
26 Non-selected user clearing.
27 Destination out of order.
28 Invalid number format (incomplete number).
29 Facility rejected.
30 Responses to STATus ENQuiry.
31 Normal, unspecified.
34 No circuit/channel available.
35 Call Queued
38 Network out of order.
39 Permanent frame mode connection out-of-
service.
40 Permanent frame mode connection operational.
41 Temporary failure.
42 Switching equipment congestion.
43 Access information discarded.
44 Requested circuit/channel unavailable.
46 Precedence call blocked.
47 Resources unavailable, unspecified.
49 Quality of service unavailable.
50 Requested facility not subscribed.
980-001-0210G
June 1999

Table 6-4 ISDN Connection Cause Codes

Cause
NetPath 100 User's Manual - Installation Guide
Code
52 Outgoing calls barred.
53 Outgoing calls barred within CUG.
54 Incoming calls barred.
55 Incoming calls barred within CUG.
57 Bearer capability not authorized.
58 Bearer capability not presently available.
62 Inconsistency in outgoing information element.
63 Service or option not available, unspecified.
65 Bearer service not implemented.
66 Channel type 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 User not a member of CUG.
88 Incompatible destination.
90 Non-existent CUG.
91 Invalid transit network selection.
95 Invalid message, unspecified.
96 Mandatory information element is missing.
97 Message type non-existent or not implemented.
98 Message not compatible with call state or
message type non-existent or not implemented.
99 Information element non-existent or not
implemented.
100 Invalid information element contents.
101 Message not compatible with call state.
102 Recovery of timer expiry.
103 Parameter non-existent or not implemented -
passed on.
110 Message with unrecognized parameter discarded.
111 Protocol error, unspecified.
127 Interworking, unspecified.
6 Options
Cause
6-21