What Is a Hub in a Computer Network? - Lifewire
https://www.lifewire.com/ethernet-and-network-hubs-816358
WebJun 24, 2022 · A hub is a small, rectangular, inexpensive device that joins multiple network-enabled devices. They're often made of plastic and receive power from an ordinary wall outlet. The purpose of a hub is to form a single network segment on which all devices can communicate directly with each other.
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