2 isdn causes and their explanation (dss1) – Westermo IDW-90 AT User Manual
Page 75
ISDN
Explanation
Translation
Translation
Cause Code
to AT result
to X.25
code
cause +
diagnostic
1
0x81
Unallocated (unassigned) number
3
13, 78
2
0x82
No route to transit network
3
0D, 78
3
0x83
No route to destination
3
0D, 78
6
0x86
Channel unacceptable
6
05, 78
7
0x87
Call awarded and being delivered
6
05, 78
in an established channel
16
0x90
Normal clearing
3
00, 78
17
0x91
User busy
7
01, 78
18
0x92
No user responding
8
09, 78
19
0x93
No answer from user (user alerted)
8
09, 78
20
0x94
Subscriber absent (device off)
8
09, 78
21
0x95
Call rejected
8
21, 78
22
0x96
Number changed
3
0D, 78
26
0x9A
Non selected user clearing
3
00, 78
27
0x9B
Destination out of order
8
09, 78
28
0x9C
Invalid number format
3
13, 78
(incomplete number)
29
0x9D
Facility rejected
3
13, 78
30
0x9E
Response to STATUS ENQUIRY
3
13, 78
31
0x9F
Normal disconnect unspecified
3
00, 78
34
0xA2
No circuit/channel available
7
01, 78
38
0xA6
ISDN network out of order
6
05, 78
41
0xA9
Temporary failure
6
05, 78
42
0xAA
Switching equipment congestion
6
05, 78
43
0xAB
Access information discarded
6
05, 78
44
0xAC
Requested circuit/channel not available
6
05, 78
46
0xAE
Precedence call blocked
6
05, 78
47
0xAF
Resource unavailable unspecified
6
05, 78
49
0xB1
Quality of service unavailable
3
13, 78
50
0xB2
Requested facility not subscribed
3
13, 78
53
0xB5
Outgoing calls barred within CUG
3
13, 78
55
0xB7
Incoming calls barred within CUG
3
13, 78
57
0xB9
Bearer capability not authorized
3
13, 78
58
0xBA
Bearer capability not presently available
3
13, 78
63
0xBF
Service or option not available unspecified
3
13, 78
65
0xC1
Bearer capability not implemented
3
13, 78
75
6620-3200
7.2 ISDN causes and their explanation (DSS1)
Table 6 ISDN causes and their explanation (DSS1)
Number
Hex