Networking uses two addressing systems:
Answers:
"Which device and network are we trying to reach?"
Answers:
"Which physical device should receive this frame?"
They work together.
IP gets the packet to the correct network.
MAC gets the frame to the correct device on the local network.
By the end of this mission, students should understand:
✅ Why ARP exists.
✅ How ARP discovers MAC addresses.
✅ ARP request and ARP reply.
✅ ARP tables.