Polycom ViewStation FX User Manual page 218

Appendix F
Code
Requested facility not
69
implemented
Only restricted digital
70 information bearer is
available
Service or option not
79
available, unspecified
Invalid call reference
81
value
Identified channel does
82
not exist
A suspended call exists
83 but this call identity does
not
84 Call identity in use
85 No call suspended
Call having requested
86 call identity has been
cleared
88 Incompatible destination
Invalid transit network
91
specified
ViewStation FX/VS 4000 User's Guide
(Continued)
Cause Definition
The supplementary service is not supported by
remote equipment.
The network is unable to provide unrestricted
digital information over bearer capability.
The network or remote equipment is unable to
provided the requested service option for an
unspecified reason. This might be a subscription
problem.
The remote equipment received a call with a call
reference that is not currently in use on the
user-network interface.
The receiving equipment is requested to use a
channel that is not activated on the interface for
calls.
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.
The network received a call resume request that
contained a Call Identify information element
indicating that it is in use for a suspended call.
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.
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.
Indicates that an attempt was made to connect to
non-ISDN equipment. For example, to an analog
line.
The ISDN exchange was asked to route the call
through an unrecognized intermediate network.
204
ISDN Information
www.polycom.com