AASTRA 4422 IP Office (SIP) for MX-ONE User Guide - Manual (Page 37)

37 Dialog 4422 IP Office
Outgoing Calls
You are called back (recall ring signal) when the ongoing call is finished
or the next time a new call is finished. You have to answer within eight
seconds, otherwise the Callback service is cancelled. While waiting for
the Callback, you can make and receive calls as usual. u
Lift the handset when you are called back.
The system calls the extension.
Note: Callbacks can be activated on several extensions at
the same time.
If all external lines are busy (after dialing the digit or digits to get a
line): 6
Press.
Note: France, Finland and Sweden, press
5
z #
Dial the external number and press.
Press.
d
Replace the handset to finish the procedure.
When an external line becomes free, you will be called back (recall
ring signal). You have to answer within eight seconds, otherwise
the Callback service is cancelled. While waiting for the Callback,
you can make and receive calls as usual. u
Lift the handset when you are called back.
The system calls the external number.
Note: Only one Callback can be activated on a busy
external line.
Cancel any single Callback #37* z #
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.