Technical data

18 Appendix
143
ARGUS 3u plus/3u NT
62
Call rejected To Subscriber-A:
The requested connection is actively
rejected by Subscriber-B (by sending a
DISC as answer to the incoming
SETUP). Another terminal is in the
setup phase with the incoming call: The
call has already been accepted by
another terminal on the bus.
89
Network congestion Network congested, e.g., switching
equipment congestion, no conference
set free, ...
90
Remote user initiated Rejected or disconnected by remote
end (subscriber or exchange).
112
Local procedure error Sent in a REL
Disconnect due to local errors (e.g., not
valid messages or parameters, time-
out, ...).
Sent in a SUSP REJ
Due to another already active
supplementary service, the connection
may not be “suspended”.
Sent in a RES REJ
There is no “suspended” connection.
Sent in a FAC REJ
No further supplementary service
request is possible, since there is still
one being processed or the
supplementary service requested is not
available in the current state of the
connection.
113
Remote procedure error Caused by error at
remote end.
114
Remote user suspended Connection at the remote end is in the
“hold” or “suspend” state.
115
Remote user resumed Connection at the remote end is no
longer in the “hold” or “suspend” or
“conference” state.
127
User Info discarded locally The message USER INFO is rejected
locally. The cause is given in the
message CON CON.
Length entry (=0)
Normal disconnect (e.g., in REL as
answer to a DISC from subscriber or a
change of service in a DISC):
Command to the terminal to release the
B-channel.