AASTRA 4187 Plus for BusinessPhone User Guide EN - Manual (Page 56)

Group Features
BusinessPhone – Dialog 4187 Plus 56
To log out from all hunt groups: u #28*
Lift the handset and dial. *#
Press.
Verification tone. d
Replace the handset to finish the procedure.
Group Call Pick-up
In a pick-up group, any member can answer any individual call to
group members. You answer a call to the group by dialling a special
answering number. Please ask your system administrator for the
configured number. u
Lift the handset.
z
Dial the group Call pick-up code.
Common Bell
The Common Bell function allows all extensions of the system
(operator included) to pick-up the call from an extension that has
been predefined as a Common Bell extension. u
Lift the handset.
z
Dial the Common Bell pick-up code.
Please ask your system administrator for the Common Bell pick-up
code.
If two or more extensions simultaneously attempt to answer a call
from the Common Bell extension, only the first extension will pick it
up. The other extensions will receive the number unobtainable
tone. This will also happen if you dial the Common Bell pick-up
code and there are no calls waiting at the Common Bell extension.
Note: You can also place the Common Bell pick-up code
on a programmable key.