- A widely-used high-speed LAN defined by the IEEE 802.3 standard. Ethernet can use a bus or star topology, utilizes CSMA/CD, and transmits data in variable-length frames of up to 1,518 bytes. There are various versions, the most common utilizing coax cables, while others use twisted pair wiring, or fiber-optic cable. Depending on the version, Ethernet can support data transfer rates from 10 Mbps to over 100 Gbps. Also called Ethernet network.
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