What is mean by MAC ?

Answer Posted / sreejith

MAC stands for media access control address, is often
referred as physical address. It is a unique physical
address which is burned on any industrial standard using
Ethernet technology during manufacturing. It is a 32 bit
address. Commonly indicated by 6 pairs of hexadecimal
digits. This 32 bit address is divided in to two parts of 16
each, the most significant 16 bits are manufacturer ID which
is unique for each manufacturer, and remaining 16 bits are
Product ID which will be unique for Ethernet devices of any
single manufacturer. MAC falls in the Data link layer of the
ISO OSI. ARP translates the MAC address into the IP address
or vice versa.

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