Fixed Mapping Of Isdn Release Reason To Sip Response - AudioCodes Mediant 3000 User Manual

User's Manual

24.8.2 Fixed Mapping of ISDN Release Reason to SIP Response

The following table describes the mapping of ISDN release reason to SIP response.
Table 24-9: Mapping of ISDN Release Reason to SIP Response
ISDN Release
Reason
1 Unallocated number
2 No route to network
3 No route to destination
4 Send Special Information Tone
5 Misdialed Trunk Prefix
6 Channel unacceptable
Call awarded and being delivered in an
7
established channel
8 Preemption
9 Preemption - Circuit Reserved for Reuse
16 Normal call clearing
17 User busy
18 No user responding
19 No answer from the user
21 Call rejected
22 Number changed w/o diagnostic
23 Redirection
25 Exchange Routing Error
26 Non-selected user clearing
27 Destination out of order
28 Address incomplete
29 Facility rejected
30 Response to status enquiry
31 Normal unspecified
32 Circuit Congestion
33 User Congestion
34 No circuit available
38 Network out of order
Permanent Frame Mode Connection
39
Out-of-Service
Permanent Frame Mode Connection
40
Operational
41 Temporary failure
Version 6.8
Description
421
SIP
Description
Response
404 Not found
404 Not found
404 Not found
400 Bad Request
400 Bad Request
*
406 Not acceptable
500 Server internal error
480 Temporarily unavailable
488 Not Acceptable Here
-* BYE
486 Busy here
408 Request timeout
480 Temporarily unavailable
403 Forbidden
410 Gone
400 Bad Request
400 Bad Request
404 Not found
502 Bad gateway
484 Address incomplete
501 Not implemented
501* Not implemented
480 Temporarily unavailable
500 Server internal error
500 Server internal error
503 Service unavailable
503 Service unavailable
503 Service unavailable
503 Service unavailable
503 Service unavailable
24. Manipulation
Mediant 3000