and a router, which forwards traffic to the modem and distributes responses to the requesting machines. If the cable modem/router has Wi-Fi, it is a "wireless gateway" (see cable/DSL gateway).
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A modem is your gateway to the internet—a cable, fiber optic ... which identifies your location to the internet. A router connects to all your home's devices (and links them to each other ...
Cable modem's Ethernet port connects to a computer, HDTV, game station, or wireless router. (This Model MB7420 cable modem does NOT have a built-in wireless router and does NOT have a telephone ...
The modem translates the digital 1s and 0s from the computer into analog information for the cable or telephone wire to carry out to the world, and translates incoming analog signals in the same way.
The classic serial null-modem cable was, among other things, used to connect two computers together for communications and file transfer. Largely eliminated in daily use by the advent of home ...