ARP Explained | How IP Addresses Find MAC Addresses

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IP addresses tell us where a device is on a network. MAC addresses tell us who the device is locally. But there is a problem. When your computer wants to send data to another device on the same network, it knows the destination IP address but it does not know the destination MAC address. Ethernet and Wi-Fi require MAC addresses to deliver frames. ARP exists to solve this exact problem. This…

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