Ethernet Layer 1: Wiring, Speed, and Duplex
Before authoritative an Ethernet LAN functional, end-user devices, routers, and switches charge be cabled
correctly. To run with beneath manual errors at college speeds, and to abutment best cable
distances, variations of chestnut and optical cabling can be used. The altered Ethernet specifications,
cable types, and cable lengths per the assorted blueprint are important for the exam, and are
listed in the “Foundation Summary” section.