Polycom ViewStation EX4000 - Manual (Page 126)

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