Ericsson DIALOG 4220 - Manual (Page 26)

Outgoing Calls
Dialog 4220 Lite/Dialog 4222 Office 26
Intrusion on a busy external line
You can intrude on an ongoing call on a busy external line. *44* z
Dial and enter the individual external line number.
# z
Press and dial the digit or digits to get an external line.
Busy tone. 4
Press.
Notes:
You can also press: Intrusion (function key preprogrammed
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 function might be blocked for use on your
extension (programmed by your system administrator). If
Intrusion is not allowed you will continue to receive a busy
tone.
Bypass
If this function is allowed from your extension, you can bypass an;
activated Diversion, activated Follow-me or activated Absence
information on a specific extension. *60* z
Dial and enter the extension number.
#
Press and wait for answer.