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150Appendix
Appendix
Global Management System User’s Guide
ISDN Cause Codes
Cause
Code
Cause Description Denition
29
Facility rejected The network cannot provide facility requested by the user.
30
Response to STATUS
ENQUIRY
The prior receipt of a status inquiry message generated the
status message.
31
Normal, unspecied A normal even has occurred with no standard cause applying.
No resulting action is required.
34
No circuit/channel available The call cannot be taken because no appropriate channel is
available to establish the connection.
38
Network out of order The network is not functioning correctly and this condition
may persist for an extended period. The call can not reach
the destination and an immediate attempt to reconnect will
probably fail.
41
Temporary failure The network is not functioning correctly and an error occurred.
The problem will be resolved shortly.
42
Switching equipment
congestion
The network switching equipment is temporarily overloaded
and the destination can not be reached.
43
Access information
discarded
The network cannot provide the requested access information.
44
Requested circuit/channel
not available
An unknown reason prevents the remote equipment from
providing the requested channel. This might be a temporary
problem.
47 Resource unavailable,
unspecied
An unknown reason prevents the remote equipment from
providing the requested channel. This might be a temporary
problem.
49 Quality of service
unavailable
The network cannot provide the requested quality of service
(as dened by CCITT recommendation X.213). This might be a
subscription problem.
50
Requested facility not sub
scribed
The remote equipment supports the requested supplementary
service, but only by subscription.
57
Bearer capability not
authorized
The caller has requested a bearer capability that the network
can provide, but the user is not authorized to use. This might
be a subscription problem.
58
Bearer capability not
presently available
The network normally provides the requested bearer capability,
but not at the present time. This might be due to a temporary
network problem or to a subscription problem.