User guide

582N TELEKOMUNIKACE a.s., www.2n.cz
®
ISDN cause
value
Description
SIP
code
Description
1 Unallocated number 410 Gone
3 No route to destination 404 Not found
6 Channel unacceptable 503 Service unavailable
16 Normal call clearing BYE
17 User busy 486 Busy here
18 No user responding 480
Temporarily
unavailable
19 No answer from user 480
Temporarily
unavailable
21 Call rejected 603 Decline
22 Number changed 410 Gone
27 Destination out of order 404 Not found
28 Address incomplete 484 Address incomplete
29 Facility rejected 501 Not implemented
31 Normal, unspecified BYE
34 No circuit available 503 Service unavailable
38 Network out of order 503 Service unavailable
41 Temporary failure 503 Service unavailable
42
Switching equipment
congestion
503 Service unavailable
44
Requested facility not
subscribed
503 Service unavailable
47 Resource unavailable 503 Service unavailable
50
Requested facility not
subscribed
503 Service unavailable
55
Incoming class barred within
CVG
603 Decline
57 Bearer capability not authorised 501 Not implemented
58
Bearer cap, unavailable at
present
501 Not implemented
63 Service or option unavailable 503 Service unavailable
65 Bearer cap, not implemented 501 Not implemented
79
Service or option not
implemented
501 Not implemented
87 User not member of CVG 603 Decline
88 Incompatible destination 400 Bad request
98 Invalid message 400 Bad request
102 Recover on timer expiry 408 Request timeout
XXX Other received CAU from netw. 500 Internal server error