Mac address changer in Ubuntu

There are so many reasons to change MAC address.The following steps to change it.

First install Mac changer package

  1)  sudo apt-get install macchanger (after that enter password)

  2)  sudo /etc/init.d/networking stop 

  3)  sudo macchanger -m 00:11:wh:at:it:is eth0

  4)  gksudo gedit /etc/network/interfaces
                
                  auto eth0
                  iface eth0 inet dhcp
        you just modify it


                 auto eth0
                 iface eth0 inet static
                 address x.x.x.x
                 gateway x.x.x.x
                 netmask 255.255.255.0
                 network x.x.x.x
                 broadcast x.x.x.x

5) sudo /etc/init.d/networking restart