Freebox - Configure the router mode.

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It is possible to activate the "Router" mode (NAT) of the Freebox.

Pros and Cons


The freebox will then act as a firewall and protect your computer against external itntrusion. It makes it easier to share the internet connection (if you have a hub or a switch on the Freebox V5).


The Address Translation (NAT) feature of the router mode can be problematic for some software that are used as server (gaming, P2P, etc..), But it can be configured. Note that: It is highly recommend to activate the router mode: This greatly improves the protection of the computer (in case of failure of personal firewalls such as ZoneAlarm).

Configuring the router

Connect to the website


  • Enter your username and password.
  • The login is your phone number followed by "@freeadsl".
  • The password was the one you were provided by Free (If you haven't change it of course)

The router feature

  • Once in your interface, choose "Internet":

  • Then click "Configure my Freebox router (more)"

  • Check the appropriate box to enable the Mode router


Click the "Send" button (bottom of page).

Reboot the Freebox

Restart your Freebox (either by disconnecting and reconnectin itg, or by holding down the "?" button on the Freebox remote, then select "Restart the Freebox".
  • To check if the Freebox router mode is enabled, simply display the IP address of your computer:
    • It must look like that 192.168.x.x
    • If it is not 192.168.xx, then you are always in direct mode, without protection.

Remember to restart the Freebox and if that does not do the trick, restart your computer.

Note that

After each configuration change, it is necessary to restart the Freebox that the changes to be taken into account.

In the Setup screen, you can configure the ports in order to run certain applications in server mode....

To enable the Wi-Fi mode of your Freebox please refer to this FAQ Freebox - Configure the Wi-Fi mode.
Jean-François Pillou

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