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What is the main difference between IP and MAC address ?
please see search results !!
Umm... the MAC is the physical hardware address of the card. The IP is a representation used for network communication under the TCP/IP protocols.

http://en.wikipedia.org/wiki/MAC_address
http://en.wikipedia.org/wiki/IP_address
MAC is in Network layer of OSI model? and IP is in Data link layer?
Got it thanks all
(2011-11-16, 03:26 PM)sunjava1 Wrote: [ -> ]MAC is in Network layer of OSI model? and IP is in Data link layer?

Not quite...

[Image: osi-layer-functions1.bmp]
Here's a few other good images for this:

[Image: osi-model.jpg]
[Image: Osi-model.png]
[Image: basics_osimodel.jpg]
Thanks Dylan M and Ranjani. It was informative Big Grin
What's the difference between a phone number and your social security number?

They are just not related at all so it's like comparing steak to an apple.