Why we need IP address over Mac address? - Networking

Why we need IP address over Mac address?

IP address is a logical address of a computer system, where as MAC address is the physical address of a computer system that is usually persisted in network card.

The data link layer creates frames by writing MAC address in to the header of the message. This process ensures the exact destination receives the message.

IP address is used for transferring information over the networks, where as MAC address is used for information distribution.
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