Filter
Top Products
A-4
A
ppendix A
Call Termination Code
Q.931 Reason Code (00xx)
Cause Value
Cause ValueCause Value
Cause Value
Class
ClassClass
Class
bits
bitsbits
bits
7 6 5
7 6 57 6 5
7 6 5
Value
ValueValue
Value
bits
bitsbits
bits
4 3 2 1
4 3 2 14 3 2 1
4 3 2 1
Nbr
NbrNbr
Nbr
Cause
CauseCause
Cause Diagnostic
DiagnosticDiagnostic
Diagnostic
Service/option not available
0 1 1
0 1 1
0 1 1
0 1 1
0 1 1
0 0 0 1
0 0 1 0
1 0 0 1
1 0 1 0
1 1 1 1
31
32
39
3A
3F
Quality of service unavailable
Requested facility not subscribed
Bearer capability not authorized
Bearer capability not presently avail
Service or option not available
Facility
identification
Service/option not imp.
1 0 0
1 0 0
1 0 0
1 0 0
1 0 0
0 0 0 1
0 0 1 0
0 1 0 1
0 1 1 0
1 1 1 1
41
42
45
46
4F
Bearer capability not implemented
Channel type not implemented
Requested facility not implemented
Only restr.Dig.Info BC. Is available
Service or option not implemented
Channel type
Facility
identification
Invalid message
1 0 1
1 0 1
1 0 1
1 0 1
1 0 1
1 0 1
1 0 1
1 0 1
1 0 1
0 0 0 1
0 0 1 0
0 0 1 1
0 1 0 0
0 1 0 1
0 1 1 0
1 0 0 0
1 0 1 1
1 1 1 1
51
52
53
54
55
56
58
5B
5F
Invalid call reference value
Identified channel does not exist
Call id does not exist for susp call
Call identity in use
No call suspended
Call with the req call id is cleared
Incompatible destination
Invalid transit network selection
Invalid message, unspecified
Channel identity
Clearing cause
Incompatible
parameter