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GCSE Computer Science · key term
A Media Access Control address assigned to a network interface, used to identify it when delivering data within a local network.
Used by OCR
Paper 1
Revise: IP and MAC AddressingTwo types of address help with this: an IP address and a MAC address. A device can use both because they serve different roles. IP addressing helps data reach its destination across networks, including the Internet.
Distinguish the roles: IP addresses help deliver data across networks; MAC addresses identify network interfaces for delivery within a local network.
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