Hubs operate in the half-duplex design. The half-duplex design raises security and privacy fears since it can't safeguard or quarantine targeted traffic. Additionally, it provides a practical situation in terms of targeted traffic administration: Gadgets over a hub function being a community segment and share a collision area.
When two equipment linked to a network hub transmit information at the same time, the packets collide, which will cause network efficiency problems. Switches or routers can mitigate this difficulty, as Just about every port represents a separate collision area.
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