Fixed Mapping Of Isdn Release Reason To Sip Response; Table 11-1: Mapping Of Isdn Release Reason To Sip Response - AudioCodes Mediant 2000 User Manual

SIP User's Manual

11.2.2 Fixed Mapping of ISDN Release Reason to SIP Response

The following table describes the mapping of ISDN release reason to SIP response.

Table 11-1: Mapping of ISDN Release Reason to SIP Response

ISDN
Release
Reason
1 Unallocated number
2 No route to network
3 No route to destination
6 Channel unacceptable
Call awarded and being delivered in an
7
established channel
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
26 Non-selected user clearing
27 Destination out of order
28 Address incomplete
29 Facility rejected
30 Response to status enquiry
31 Normal unspecified
34 No circuit available
38 Network out of order
41 Temporary failure
42 Switching equipment congestion
43 Access information discarded
44 Requested channel not available
47 Resource unavailable
49 QoS unavailable
50 Facility not subscribed
55 Incoming calls barred within CUG
57 Bearer capability not authorized
58 Bearer capability not presently available
Version 5.8
Description
473
11. Advanced PSTN Configuration
SIP
Description
Response
404 Not found
404 Not found
404 Not found
*
406 Not acceptable
500 Server internal error
-* BYE
486 Busy here
408 Request timeout
480 Temporarily unavailable
403 Forbidden
410 Gone
404 Not found
502 Bad gateway
484 Address incomplete
501 Not implemented
501* Not implemented
480 Temporarily unavailable
503 Service unavailable
503 Service unavailable
503 Service unavailable
503 Service unavailable
502* Bad gateway
503* Service unavailable
503 Service unavailable
503* Service unavailable
503* Service unavailable
403 Forbidden
403 Forbidden
503 Service unavailable
October 2009