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ISDN Information
133
ViewStation User’s Guide
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.
63
Service or option not
available, unspecified
An unspecified reason prevents the network or remote equipment
from providing the requested service option. This might be a
subscription problem.
65
Bearer capability not
implemented
The network cannot provide the bearer capability requested by the
user.
66
Channel type not
implemented
The requested channel type is not supported by the network or the
destination equipment.
69
Requested facility not
implemented
The supplementary service is not supported by remote equipment.
70
Only restricted digital
information bearer is
available
The network is unable to provide unrestricted digital information
over bearer capability.
79
Service or option not
available, unspecified
The network or remote equipment is unable to provided the
requested service option for an unspecified reason. This might be a
subscription problem.
81 Invalid call reference value
The remote equipment received a call with a call reference that is
not currently in use on the user-network interface.
82
Identified channel does
not exist
The receiving equipment is requested to use a channel that is not
activated on the interface for calls.
83
A suspended call exists but
this call identity does not
The network received a call resume request. The call resume
request contained a call identify information element indicating
that the call identity is in use for a suspended call.
84 Call identity in use
The network received a call resume request that contained a Call
Identify information element indicating that it is in use for a
suspended call.
85 No call suspended
The network received a call resume request when there was not a
suspended call pending. This might be a transient error that will be
resolved by successive call retries.
86
Call having requested call
identity has been cleared
The network received a call resume request. The call resume
request contained a call identity information element, which once
indicated a suspended call. However, the suspended call was
cleared either by timeout or by the remote user.
88 Incompatible destination
Indicates that an attempt was made to connect to non-ISDN
equipment. For example, to an analog line.
91
Invalid transit network
specified
The ISDN exchange was asked to route the call through an
unrecognized intermediate network.
ISDN Errors (Continued)
Code Cause Definition