Perform the following steps to configure Call Blocking for a telephone number or a range of telephone numbers:

1. Select the kind of call for which you would like to configure a Call Block.
2. Enter a range for which the block is to be configured.
3. Click the "OK" button to implement your changes to the settings.

Additional Tips for Allocating Call Blocking

• Type of call

The type of call determines whether a call block is set up for outgoing or incoming calls.

• Number range

The number range indicates whether a call block is defined for a single number or for a range of numbers. Various ranges are preset in the FRITZ!Box.


For outgoing calls, these are:
• Numbers

Blocks a number or a number range entered in the "Number" field.

• mobile telephone network

Connections to numbers of the ranges "017", "016" and "015" will be blocked.

• Local area network

Local area network Connections to all numbers that begin with "2", "3", "4", "5", "6", "7", "8" and "9" will be blocked.

• Long-distance calls

Connections to numbers of the "0" range will be blocked.

• International

Connections to numbers of the "00" range will be blocked.

• Premium numbers

Connections to numbers of the ranges "0900", "0190" and "0180" will be blocked.

• Directory assistance

Connections to numbers of the "118" range will be blocked.


For incoming calls, these are:
• Numbers

Blocks a number or a number range entered in the "Number" field.

• Without a number

All calls that do not transmit their number (anonymous calls) will be blocked.

• Numbers

Field for entering a number or a number range.