AASTRA 4222 Office for BusinessPhone User Guide EN - Manual (Page 46)

Call Forwarding
BusinessPhone – Dialog 4222 Office / Dialog 3211 & 3212 46
Program Fixed Diversion address
If you need to program a new diversion address: *00*
Press to enter the programming mode.
2nd
Ô
Press.
Diversion
Ô
Press.
z
Enter the new diversion address.
2nd
Ô
Press.
Diversion
ÕÔ
Press.
í
Press to finish the procedure.