16. Network Hardware
Whether you’re using Google on your cell phone,1 banking on-line, or receiving Skype video calls from your cousins in Belgium, just about everything in the world these days is handled in digital form. Moving data from one place to another is on everyone’s mind. Behind all this craziness is fancy network hardware and—you guessed it—a whole bunch of stuff that originated in the deep, dark caves of UNIX. If there’s one area in which UNIX technology has touched human lives, it’s in the practical realization of large-scale packetized data transport.
Many network-layer technologies have been promoted over the years, but one has ...
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