AASTRA 4225 for MX-ONE Telephony Switch - Manual (Page 42)

Outgoing Calls
Dialog 4223 Professional/Dialog 4225 Vision 42
Activate Call Waiting
If you urgently wish to contact a busy extension or external line, you
can notify the extension by a Call Waiting signal.
CallWaiting Press (see display).
If
CallWaiting
is not shown, press
more...
until it appears.
Notes:
You can also press 5
or Call Waiting (The function key is
programmed by you).
France and Finland, press
6
; Sweden, press
4
Keep handset off hook. When the called extension or the external line
becomes free, it will be called automatically.
Note: The Call Waiting feature might be blocked for use on
your extension (preprogrammed by your system administrator).
If Call Waiting is not allowed you will continue to receive a busy
tone.
Intrusion on a busy extension
You can intrude on an ongoing call on a busy extension.
Intrusion Press.
If
Intrusion
is not shown, press
more...
until it appears.
Notes:
You can also press 4
or Intrusion (The function key is
programmed by you).
France and Sweden, press
8
Before the Intrusion is executed a warning tone is sent to the parties in
the ongoing call. A three party call is established and a warning tone is
heard.
Note: The warning tone might be disabled for your system. The
Intrusion feature might be blocked for use on your extension
(preprogrammed by your system administrator). If Intrusion is
not allowed, you will continue to receive a busy tone.