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Integrators’ Reference Manual for ViewStation EX, ViewStation FX, and VS4000
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42 Switching
equipment
congestion
The destination cannot be reached because
the network switching equipment is
temporarily overloaded.
43 Access
information
discarded
The requested access information cannot
be provided by the network. The diagnostic
message may explain the problem.
44 Requested
circuit/channel
not available
The remote equipment cannot provide the
requested channel. This may be temporary.
47 Resource
unavailable,
unspecified
An unknown problem prevents the remote
equipment from providing the requested
resource.
49 Quality of
service
unavailable
The network cannot provide the requested
quality of service (as defined by CCITT
recommendation X.213). This may be a
subscription problem.
50 Requested
facility not
subscribed
The remote equipment is capable of
providing the requested supplementary
service, but is not subscribed to it.
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 may be a
subscription problem.
58 Bearer
capability not
presently
available
The network normally provides the
requested bearer capability, but cannot
provide it now. This may be a temporary
network problem or a subscription problem.
63 Service or
option not
available,
unspecified
An unspecified problem prevents the
network or remote equipment from providing
the requested service or option. This might
be a subscription problem.
65 Bearer
capability not
implemented
The network is not capable of providing the
bearer capability requested by the user.
66 Channel type
not
implemented
The requested channel type is not
supported by the equipment sending this
code.
Table 6-7. ISDN Call Status Codes (Continued)
Code Cause Definition