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# ip link set dev interface address XX:XX:XX:XX:XX:XX

To change the MAC, we need to run the command: For more information please read Wikipedia:Organizationally unique identifier. Therefore, unless you control the network(s) you are connecting to, use MAC prefix of any real vendor (basically, the first three bytes), and use random values for next three bytes. Any hexadecimal value will do, but some networks may be configured to refuse to assign IP addresses to a client whose MAC does not match up with any of known vendors. The first step to spoofing the MAC address is to bring the network interface down. It will probably look something like this: The section that interests us at the moment is the one that has "link/ether" followed by a 6-byte number. Where interface is the name of your network interface. Both of them are outlined below.įirst, you can check your current MAC address with the command:

There are two methods for spoofing a MAC address: installing and configuring either iproute2 or macchanger. This article gives several methods to spoof a Media Access Control (MAC) address.