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Mac-Address

 

MAC-ADDRESS

MAC ADDRESS STAND FOR MEDIA ACCESS CONTROLL ADDRESS IT IS ALSO KNOWN AS PHYSICALLY ADDRESS OR HARDWARE ADDRESS.

MAC ADDRESS IS A UNIQUE AND PERMANENT ADDRESS FOR ALL ELECTRONIC AND NETWORKING DEVICE.

MAC-ADDESS IS EQUAL TO 48 BITS.

MAC-ADDRESS FOEMAT

1.   MM:MM:MM:SS:SS:SS
2.   MM-MM-MM-SS-SS-SS
3.   MM.MM.MM.SS.SS.SS 
"M" REPRESENT MANUFACTURE COMPANY AND "S" REPRESENT MANUFACTURE SEVICES THY COMMUNICATE EACH OTHER.

EXAMPLE OF MAC-ADDRESS :      3C:D9:2B:6F:2B:9C

TYPES OF MAC-ADDRESS

UNICAST: REPRESENTS A SPECIFIC PORT IN THE NETWORK.

MULTICAST: REPRESENTS A GROUP OF DEVICES IN THE NETWORK.

BROADCAST: REPRESENTS ALL DEVICES IN A NETWORK.

ADDVANTAGES OF MAC-ADDRESS

1. IT PROVIDES A SECURE WAY TO FIND SENDERS OR RECEIVERS IN THE NETWORK.

2. MAC ADDRESS HELPS YOU TO PREVENT UNWANTED NETWORK ACCESS.

3. MAC ADDRESS IS A UNIQUE NUMBER; HENCE IT CAN BE USED TO TRACK THE DEVICE.

4. WI-FI NETWORKS AT THE AIRPORT USE THE MAC ADDRESS OF A SPECIFIC DEVICE TO IDENTIFY IT.

________________

DIFFERENT BETWEEN MAC-ADDRESS VS IP ADDRESS





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