Polycom RealPresence 4000 Administrator's Manual page 892

Polycom® RealPresence Collaboration Server (RMX) 1500/2000/4000 Administrator's Guide
Table A-2
Number
A-10
ISDN Disconnection Causes (Continued)
Summary
86 Call Having the
Requested Call Identity
Has Been Cleared
87 User Not Member of
CUG
88 Incompatible
Destination
90 Non-Existent CUG
91 Invalid Transit Network
Selection (national use)
95 Invalid Message,
Unspecified
96 Mandatory Information
Element is Missing
97 Message Type Non-
Existent or Not
Implemented
98 Message is Not
Compatible with the
Call State, or the
Message Type is Non-
Existent or Not
Implemented
99 An Information Element
or Parameter Does Not
Exist or is Not
Implemented
100 Invalid Information
Element Contents
101 The Message is Not
Compatible with the
Call State
102 Recovery on Timer
Expired
Disconnection Cause
Description
A RESUME message cannot be executed by the network as
a result of the call having been cleared while suspended.
A CUG member was called by a user who is not a member of
the CUG or a CUG call was made to a non CUG member.
User-to-user compatibility checking procedures in a point-to-
point data link have determined that an incompatibility exists
between Bearer capabilities.
CUG does not exist.
The transit network selection is of an incorrect format. No
route (transit network) exists between the two networks.
Invalid message received. No other disconnection cause
applies.
A message was received with an information element
missing.
A message was received that is of a type that is not defined
or of a type that is defined but not implemented.
An unexpected message or unrecognized message
incompatible with the call state has been received
A message was received containing elements or parameters
that are not defined or of a type that is defined but not
implemented.
A message other than SETUP, DISCONNECT, RELEASE, or
RELEASE COMPLETE has been received which has one or
more mandatory information elements containing invalid
content.
A STATUS message indicating any call state except the Null
state has been received while in the Null state.
An error handling procedure timer has expired.
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