Cyber Security for Absolute Beginners - 2022 Edition - Part 02 - Ethernet 101

The video tutorial introduces Ethernet, explaining it as a protocol for data transmission in local area networks (LANs) and its technical name, IEEE 802.3. It distinguishes between LANs and wide area networks (WANs), highlighting their usage in offices and homes. The tutorial outlines the necessary components for Ethernet, such as Ethernet cards, ports, hubs, switches, and cables. It also describes the basic process of data transmission over Ethernet, where a device checks if the carrier is free before sending data packets. The explanation is kept simple for educational purposes.

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