MAC Address

MAC Address

A MAC address uniquely identifies each device on a network.

No two devices in the world has same MAC address.

It is made up of six byte hexadecimal number that is burned into every NIC (Network Interface Controller) by the manufacturer.

Contains numbers and alphabets from A to F only.

The MAC address is broken into parts –

00-04-5A-63-A1-66

First three bytes i.e. 00-04-5A identifies the manufacturer of the NIC.

Ex- Linksys ,Netgear, Belkin.

Last three bytes are a unique number from that manufacturer.

Uniquely identifies each device.