Howto Use OpenDNS On Ubuntu

If you are familiar with computers, you probably know what Opendns is.We will not discuss pros or cons of it.This blog post is about how to use opendns on Ubuntu (and most of distros which use gnome network manager).After this tutorial, you may want to go to the official site and open a free account to manage your settings etc.

Right click to your gnome network manager and select "Edit Connections"

Now choose the connection you are going to edit.In this example, we will edit wired > eth0 :



After selecting your connection, click "Edit" , enter your root password if it is asked :




Click "IPV4 Settings" tab and change "Automatic (DHCP)" to "Automatic (DHCP) addresses only".You will see DNS Servers field there, enter this to that area (screenshot below)

208.67.222.222, 208.67.220.220



Now reboot your Ubuntu box.

PS : If your settings are revoked after reboot, back up your /etc/resolv.conf and do the following :

$sudo gedit /etc/dhcp3/dhclient.conf

Add this line :

prepend domain-name-servers 208.67.222.222,208.67.220.220;

Reboot your Ubuntu box