changing MAC address in linux

MAC address is the serial number of your NIC (network interface card), every computer in the world has a unique MAC address depends on the hardware vendor so they cannot be the same. However, if you are using linux then you can change the MAC address using the following command

firstly you have to bring down the interface that you are using

ifconfig eth0 down

after that then you have to enter new MAC address

ifconfig eth0 hw ether XX:XX:XX:XX:XX:XX

and then you have to bring up that interface

ifconfig eth0 up

then you will have a new MAC address in your linux computer.

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