Avaya 1150E User Manual page 165

To answer an incoming call while on another call:
CallWait
To return to your first phone call:
2637
If you do not have a Call Waiting Key:
2637
1. Press the Hold
tone. The Call Waiting status icon
appears in the display.
2. Press the Call Wait
call.
1. Press the Hold
the second call on hold.
or
2. Press the Goodbye
second call.
3. Press the Individual Line
associated with the first call.
1. If you do not have a Call Waiting Key
and you hear the Call Waiting tone,
press the Goodbye
current call.
2. Press the Individual Line
beside the flashing LCD icon to answer
the incoming call.
Additional Call Features
Key when you hear the
Key to answer the
Key, if you want to put
key to end the
(DN) Key
key to end your
(DN) Key
165