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0x2D 45 Pre-empted
0x2F 47 Resources
unavailable –
unspecified
Reports a resource unavailable event only when no
other cause in the resource unavailable class applies.
Service or option
not available
0x31 49 Quality of
service
unavailable
Throughput or transit delay cannot be supported and
that the Quality of Service (as defined in
Recommendation X.213) cannot be provided.
0x32 50 Facility not
subscribed
The requested supplementary service could not be
provided by the network because the user has not
completed the necessary administrative arrangements
with its supporting networks.
0x34 52 Outgoing call
barred
0x36 54 Incoming call
barred
0x39 57 Bearer
capability not
authorized
The user is trying to make unauthorized use of
equipment providing a bearer capability.
0x3A 58 Bearer
capability not
available
The user has requested a bearer capability, which is
implemented by the equipment generating the cause,
but is not available at this time.
0x3F 63 Service not
available
Reports a service (or option) not available event only
when no other cause in the service (or option) not
available class applies.
Service or option
not implemented
0x41 65 Capability not
implemented
The equipment sending this cause does not support
the requested bearer capability.
0x42 66 Chan not
implemented
The equipment sending this cause does not support
the requested channel type.
0x45 69 Facility not
implemented
The equipment sending this cause does not support
the requested supplementary service.
0x46 70 Only restricted
digital available
One equipment has requested an unrestricted bearer
service but the equipment sending this cause only
supports the restricted version.
0x4F 79 Service not
implemented,
unspecified
Reports the service (or option) not implemented event
only when no other cause in the service (or option) not
implemented class applies.
Invalid message 0x51 81 Invalid call
reference
The equipment sending this cause has received a
message with a call reference that is not currently in
use on the user network interface.
Table 83 Completion Cause Codes (continued)
Class Grouping Hex Code
Decimal
Code
Description Details