Aastra Telecom 6757I - Manual (Page 235)

Model 6757i IP Phone User Guide 227
Additional Features
3. Click to save your settings.
Using the Goodbye Key to Cancel Incoming Calls Feature
IP Phone UI
IF THEN
"Goodbye Key Cancels Incoming Call" is
enabled AND a second call comes in while
you are on an active call, press the Goodbye key to reject the second
incoming call.
"Goodbye Key Cancels Incoming Call" is
disabled AND a second call comes in while
you are on an active call, press the Goodbye key to hang up on the active
call so you can answer the second incoming call.
"Goodbye Key Cancels Incoming Call" is
disabled AND a second call comes in while
you are on an active call, press the "Ignore" softkey to ignore the second
incoming call and remain on the active call
OR
press the "Answer" softkey to answer the
second incoming call.