Configuring Call Blocks
Overview
In the FRITZ!Box you can block telephone numbers for outgoing and for
incoming calls.
Kinds of Call Blocks
You can configure various kinds of call blocks:
Call
B
lock for
Function
Outgoing
c
alls
The blocked telephone number can no longer
be called from the FRITZ!Box.
Ranges of telephone numbers can also be
blocked, for instance, mobile networks, or all
telephone numbers that begin with 0180.
Incoming
c
alls
The FRITZ!Box will not accept calls from the
blocked telephone number. However, the call
block only works if the caller allows transmis
sion of her or his telephone number.
Calls without a tele
phone number
(anonymous calls)
The FRITZ!Box will not accept any calls from
callers who suppress their telephone number.
Example 1
You would like to prevent dialing of expensive premium telephone
numbers. For this you can set up a call block for outgoing calls to all
telephone numbers that begin with 0900.
User Interface: Telephony Menu
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FRITZ!Box 6890
