- Enterasys Security Router User's Guide

ISDN (ITU Standard Q.931) Call Status Cause Codes
XSR User’s Guide 11-17
7 Call awarded and being delivered in an established channel
8 Prefix 0 dialed but not allowed
9 Prefix 1 dialed but not allowed
10 Prefix 1 dialed but not required
11 More digits received than allowed, call is proceeding
16* Normal call clearing
17* User busy
18* No user responding
19* No answer from user
21* Call rejected
22* Number changed
23* Reverse charging rejected
24* Call suspended
25* Call resumed
26 Non-selected user clearing
27* Destination out of order
28* Invalid number format (incomplete number)
29* Facility rejected
30* Response to STATUS ENQUIRY
31* Normal, unspecified
33* Circuit out of order
34* No circuit/channel available
35* Destination unattainable
36* Out of order
37* Degraded service
38* Network (WAN) out of order
39 Transit delay range cannot be achieved
40 Throughput range cannot be achieved
41* Temporary failure
42* Equipment congested
43* Access information discarded
44* Requested circuit channel unavailable
45 Pre-empted
46 Precedence call blocked
47* Resource unavailable - unspecified
49 Quality of service unavailable
50 Requested facility not subscribed
51 Reverse charging not allowed
52 Outgoing calls barred
53 Outgoing calls barred within CUG
Table 11-2 Call Status Cause Codes (continued)
Code Cause