Wednesday, September 22, 2010

What is MAC address?

MAC (media access control ) 48-bit number (6-byte).Unique to each and every Lan card , represented in hexadecimal notation.

MAC address is physical address of a network adaptor. It is permenant address of network adaptor.


This address is used for communication at low level.


This address comes from manufacturer.


Securities are based on MAC address.

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