Appendix A: Disconnection Causes
A-4
Bad H243
Connection (cont.) Capabilities exchange
failure in establishing
call
The initial capabilities
exchange failed. For
example, the endpoint
didn't send any
capabilities. (ISDN only)
Capabilities exchange
failure in change mode Failure to exchange
capabilities when the
MCU requested that the
endpoint change
protocol. For example,
the endpoint didn't reply.
(ISDN only)
Unspecified Unspecified error
occurred.
Not received end of
initial communication The endpoint did not
send an initial
capabilities set. (ISDN
only)
Resource Deficiency Resources deficiency Insufficient resources
available. (ISDN only)
Net port deficiency Insufficient network
resources to handle the
ISDN call. (ISDN only)
MUX port deficiency Insufficient MUX
resources. (ISDN only)
Audio port deficiency Insufficient audio ports.
(ISDN and IP)
Video port deficiency Insufficient video
resources. (ISDN and
IP)
Data port deficiency Not currently used.
Table A-1: Primary Disconnection Reasons (Continued)
Category Cause Message Description