Changing DNS server permanently in ubuntu

Changing DNS server permanently in ubuntu

   November 22, 2011       legend

---

You might have searched in google a lot to know how to change the DNS
server permanently in ubuntu.OK lets do it.
First open up the terminal by pressing ctrl+alt+T or from menu.
now type the following.

sudo gedit /etc/dhcp/dhclient.conf

or find dhclient.conf in dhcp3 folder.

Now look for the line starting with prepend and change that line

#prepend domain-name-servers 127.0.0.1; to the following below

prepend domain-name-servers 8.8.8.8;

Here i used google DNS, you can use others also,add more than one by

separating it with a comma.