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CCNA Data Center DCICN 640-911 Official Cert Guide by Chad Hintz, Wendell Odom

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Ethernet Devices

10BASE-5 and 10BASE-2 did not use a networking device or hardware other than the NICs in the end-user devices. That is, the Ethernet consists of the NICs and the cable. Later Ethernet LAN technologies, including today’s current technology, use several types of devices to create the Ethernet LAN. The next few topics examine some of the device types used to create different types of Ethernet LANs over the history of Ethernet, specifically repeaters, hubs, bridges, and switches.

Ethernet Repeaters

Any network designer has to think about maximum cabling distances. Each Ethernet physical standard today defines a maximum distance for a single cable. The designer should not try to use a particular cable, per a particular standard, ...

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