Porsche Boxster Owner's Manual page 140

Note
You can recall phone calls, e.g. calls that arrived
during your absence, via the menu item "Missed
calls".
138
Instruments, On-Board Computer, Warnings
Example:
Selecting from the telephone book and
calling
f Select "Phone book" with the operating lever.
f Push operating lever forward.
f Select a person to call and push the operating
lever forward.
The connection is established.