![]() ![]() In the world of networking what is a MAC address can sometimes go by different names. Media Access Control Address is what a MAC address stands for, and is mainly used for verification of a nodes physical address on the network, and during the creation of Ethernet network packets in transit. Normally its encoded by the manufacturer at the time it was built, and contains information about the maker of the card. MAC address filtering uses a network interface cards (NIC) identifier called a MAC Address, just like a vehicle VIN number for an automobile.Įvery network card in the world has a unique MAC address encoded into it, and is a great way to strengthen your Wireless Router Security.
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