Gigaset PREMIUM 300 HX Manual page 38

Protection against unwanted calls
Transferring a number from a call list to the black list
Call Lists
entry Options
Setting the protection mode
Settings
Protection Mode
No Protection
Silent Call
Block Call
Save settings:
38
OK Accepted calls/Missed calls
Copy to Blacklist OK
OK Telephony
OK select desired protection:
All calls are indicated, including from callers whose numbers are on
the black list.
The telephone will not ring and the incoming call will only appear in
the display.
The telephone will not ring and the incoming call will not appear in
the display. The caller will hear the busy tone.
Save
Availability and operation of the functions
may differ on your telephone.
OK
OK Black List
select
Edit