AudioCodes Mediant 2000 User Manual page 474

ISDN
Release
Reason
63 Service/option not available
65 Bearer capability not implemented
66 Channel type not implemented
69 Requested facility not implemented
Only restricted digital information bearer
70
capability is available
79 Service or option not implemented
81 Invalid call reference value
82 Identified channel does not exist
Suspended call exists, but this call
83
identity does not
84 Call identity in use
85 No call suspended
Call having the requested call identity
86
has been cleared
87 User not member of CUG
88 Incompatible destination
91 Invalid transit network selection
95 Invalid message
Mandatory information element is
96
missing
Message type non-existent or not
97
implemented
Message not compatible with call state
98 or message type non-existent or not
implemented
Information element non-existent or not
99
implemented
100 Invalid information elements contents
101 Message not compatible with call state
102 Recovery of timer expiry
111 Protocol error
127 Interworking unspecified
* Messages and responses were created because the 'ISUP to SIP Mapping' draft doesn't
specify their cause code mapping.
SIP User's Manual
Description
474
SIP
Description
Response
503* Service unavailable
501 Not implemented
480* Temporarily unavailable
503* Service unavailable
503* Service unavailable
501 Not implemented
502* Bad gateway
502* Bad gateway
503* Service unavailable
503* Service unavailable
503* Service unavailable
408* Request timeout
503 Service unavailable
503 Service unavailable
502* Bad gateway
503 Service unavailable
409* Conflict
480* Temporarily not available
409* Conflict
480* Not found
501* Not implemented
503* Service unavailable
408 Request timeout
500 Server internal error
500 Server internal error
Document #: LTRT-68809
Mediant 2000