AASTRA DT4x2 for MX-ONE User Guide EN - Manual (Page 86)

Group Features
DT412/DT422/DT432 86
Group Hunting
An internal Group Hunting number is a common directory number
for a group of extensions. Calls to the group will be indicated at a
free extension in the group.
When you leave the group temporarily, you make your phone
unavailable for incoming calls.
To leave the group temporarily *21* å
Dial and enter your own extension number.
Note: U.K., dial
* 2 *
and number.
#æ
Press.
Wait for the call icon to stop flashing.
æ
Press to finish the procedure.
To re-enter the group #21# æ
Dial and press.
Note: U.K., dial
# 2 #
Wait for the call icon to stop flashing.
æ
Press to finish the procedure.