Ericsson DIALOG 4422 User Manual page 40

Outgoing Calls
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#37#
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Cancel any single Callback
Dial, enter the extension number and press.
Note: To cancel a single Callback on a specific external line,
dial the digit or digits to get a line instead of the extension
number.
Press.
Cancel all Callbacks
Dial.
Press.
Activate Call Waiting
If you urgently wish to contact a busy extension or external line, you
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can notify by a Call Waiting signal.
Press.
Note: France and Finland, press
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 (programmed by your system
administrator). If Call Waiting is not allowed, you will
continue to receive a busy tone.
6 4
; Sweden, press
Dialog 4422 IP Office