Example - barging in a shared call:
1�
Alice is on a call�
2�
Alice shouts across the room,
"Bob, can you join me on call 3?"
Bob presses Call list to display
3�
the Call List, and presses
highlight call
Bob presses Barge to barge in the
4�
call�
Bob is now in a conference call
with Alice and the caller on call 3�
to
�
Alice's handset
43
Bob's handset