- In Call Answer Service when:
- the caller presses
or 
,
then
when the greeting is playing and the extension does not have a Personal
Operator.
- the mailbox is in Answer Only mode and the caller
presses
or 
,
then
during the five-second timeout following the greeting and the extension
does not have a Personal Operator.
- the caller presses
or

,
then
before or after leaving a message in a mailbox without a Personal Operator.
- the caller presses
,
while using the Directory to transfer.