Ericsson Dialog 3213 - Manual (Page 80)

80 Dialog 3213
Display Information
Incoming call
When you receive an incoming call the middle line flashes the
calling party´s extension number.
If a diverting extension is calling, the middle line shows the
diversion information. The calling party´s number is flashing.
Number 22222 has dialled number 44444 and the call is directly
diverted to you.
14:25 12FEB 2001
33333
14:25 12FEB 2001
44444 DIV DIR. 22222