+A MAC Address is a unique hardware identifier for a [network interface](/wiki/network_interface), a digital fingerprint for devices on a [LAN](/wiki/LAN). This permanent physical address, distinct from an [IP Address](/wiki/IP_Address), ensures each piece of equipment has its own network identity.
+## See also
+- [Ethernet](/wiki/ethernet)
+- [Network Protocol](/wiki/network_protocol)
+- [Router](/wiki/router)
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