6 Options
6-22
NetPath 100 User’s Manual - Installation Guide
980-001-0210K
November
2000
Table 6-4 ISDN Connection Cause Codes
Code
Cause
Code
Cause
1
Unallocated (unassigned) number.
52
Outgoing calls barred.
2
No route to specified transit network.
53
Outgoing calls barred within CUG.
3
No route to destination.
54
Incoming calls barred.
4
Send special information tone.
55
Incoming calls barred within CUG.
5
Misdialed trunk prefix.
57
Bearer capability not authorized.
6
Channel unacceptable.
58
Bearer capability not presently available.
7
Call awarded and being delivered in an
established channel.
62
Inconsistency in outgoing information element.
8
Preemption.
63
Service or option not available, unspecified.
9
Preemption - circuit reserved for reuse.
65
Bearer service not implemented.
16
Normal call clearing.
66
Channel type not implemented.
17
User busy.
69
Requested facility not implemented.
18
No user responding.
70
Only restricted digital information bearer
capability is available.
19
User alerting, no answer from user.
79
Service or option not implemented, unspecified.
20
Subscriber absent.
81
Invalid call reference value.
21
Call rejected.
82
Identified channel does not exist.
22
Number changed.
83
A suspended call exists, but this call identity does
not.
26
Non-selected user clearing.
84
Call identity in-use.
27
Destination out of order.
85
No call suspended.
28
Invalid number format (incomplete number).
86
Call having the requested call identity has been
cleared.
29
Facility rejected.
87
User not a member of CUG.
30
Responses to STATus ENQuiry.
88
Incompatible destination.
31
Normal, unspecified.
90
Non-existent CUG.
34
No circuit/channel available.
91
Invalid transit network selection.
35
Call Queued
95
Invalid message, unspecified.
38
Network out of order.
96
Mandatory information element is missing.
39
Permanent frame mode connection out-of-
service.
97
Message type non-existent or not implemented.
40
Permanent frame mode connection operational.
98
Message not compatible with call state or
message type non-existent or not implemented.
41
Temporary failure.
99
Information element non-existent or not
implemented.
42
Switching equipment congestion.
100
Invalid information element contents.
43
Access information discarded.
101
Message not compatible with call state.
44
Requested circuit/channel unavailable.
102
Recovery of timer expiry.
46
Precedence call blocked.
103
Parameter non-existent or not implemented -
passed on.
47
Resources unavailable, unspecified.
110
Message with unrecognized parameter discarded.
49
Quality of service unavailable.
111
Protocol error, unspecified.
50
Requested facility not subscribed.
127
Interworking, unspecified.
