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Knowledge document #3285

FRITZ!Box 6850 5G

This support document is available for the following products:

Setting up an analog telephone in the FRITZ!Box

You want to connect an analog telephone to the FRITZ!Box and set it up? ✔ It's easy with this guide.

You can connect an analog corded telephone or an analog cordless telephone with its own base station to the FRITZ!Box. Once you have set up the telephone, you can make calls with it using all of the telephone numbers you configured in the FRITZ!Box.

Note:All instructions on configuration and settings given in this guide refer to the latest FRITZ!OS for the FRITZ!Box.

1 Configuring telephone numbers in the FRITZ!Box

Configure all of the available telephone numbers in the FRITZ!Box:

Configuring internet telephone numbers

Configure the internet telephone numbers in the FRITZ!Box.

Configuring a mobile telephone number

Configure the mobile telephone number in the FRITZ!Box.

2 Connecting the telephone to the FRITZ!Box

Connect the telephone to the analog extension on your FRITZ!Box.

3 Configuring a telephone in the FRITZ!Box

Click "Telephony" in the FRITZ!Box user interface.
Click "Telephony Devices" in the "Telephony" menu.
If the telephone is already displayed in the list of telephony devices, click the (Delete) button for the telephone.
Reconfigure the telephone: Click the "Configure New Device" button.
Enable the option "Telephone (with or without answering machine)" and click "Next".
Select the socket "FON 1" and click "Next". A wizard takes you through the configuration.
Important:If you cannot select the socket the telephone is connected to during setup, then another telephony device was already configured for that port. Delete that device.