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Ethernet is a standard that defines the physical components that a machine uses to access the network and how fast the network runs. For an essential introduction to Ethernet please see Guide to Ethernet and Quick Reference Guide to 100-Mbps Fast Ethernet.
Terms used: LAN, CSMA/CD, collision, bridge, router, MAC, MDI, twisted pair, MAU, transceiver, AUI, DTE, thick Ethernet, thin Ethernet, BNC, media converter, Ethernet, Mbps, IEEE, frame, packet, multicast address, ARP, hub, bandwidth, crosstalk, twisted pair Ethernet, repeater.