Gigaset SL800 H PRO Manual page 41

Protection from anonymous callers
The handset will not ring if callers' numbers are not revealed. This setting can be applied to only
one or to all registered handsets.
For one handset
Audio Settings
Silent Edit (
For all handsets
(only on some Gigaset bases)
Settings
( = activated)
No Protection
Silent Call
Block Call
Save settings:
Switch off ringtone when in charging cradle
The handset will not ring when placed in the charging cradle. The call is only indicated on the
display.
Audio Settings
Change ( = ringtone is switched off when in charging cradle)
Black list
(only on some Gigaset bases:
When the black list function is activated, calls from black list numbers are not indicated or are
only indicated in the display. These settings apply to all registered handsets.
The black list is enabled when Silent Call or Block Call is selected as the protection mode.
OK
= activated) . . . the call is only signalled on the display
OK Telephony
Protection Mode:
Anonymous calls are indicated in the same way as identified numbers.
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
OK
wiki.gigasetpro.com)
Availability and operation of the functions
may differ on your telephone.
Protection against unwanted calls
Ringtones (H/Set)
OK Anonymous Calls
Ringtones (H/Set)
OK Anon. Calls
Edit
OK Silent Charging
41