AASTRA 4223 Professional for BusinessPhone User Guide - Manual (Page 80)

Group Features
BusinessPhone — Dialog 4223 Professional / Dialog 3213 80
Group Features
When you are working together in a team the following group
features can be very useful. You can page your colleagues, give
them Telephone Attendance or pick-up their incoming calls.
Key system
With this function, all (or selected) external lines are represented by
pre-programmed keys on all phones. For each external line, a
Function key has to be programmed. Which means that you are
able to monitor the state of traffic for every programmed external
line (e.g. free, busy). You can also establish an external call by
pressing the External Line key.
Answer an external call
To answer an external call, just press the flashing key. (Depending
on the programming of the system, an incoming external call will be
announced with a flashing Line key and a ringing signal).
External Line
Ц Ф
Press (pre-programmed).
Speech connection with the caller.
Make an external call
To initiate an external call, just press the External Line key. The
external line will be seized automatically.
External Line
Ô
Press a free Line key (pre-programmed).
z
Enter the desired public number.
If you make external calls in this way, you do not have to dial the
digit(s) for external call access first.