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What is Networking Devices Explained: Hubs to Firewalls about?

This document discusses various networking devices and their functions. It describes hubs, switches, bridges, routers, gateways, network interface cards (NICs), integrated services digital network (ISDN) adapters, modems, and firewalls. Hubs replicate and broadcast all incoming data to all ports, wasting bandwidth. Switches are more intelligent and only forward data to the appropriate port. Routers route data between networks based on logical addresses. Gateways perform protocol translation. NICs allow devi

Author

Andrew C. Braza

Language

EN