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Next-Generation Network Services by Robert Wood

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Chapter 2. IP Networks

This chapter covers the following topics:

Your digital consciousness. Once upon a time, around the 1960s, you could turn it off as you left work at the end of the day. Lumbering mainframes consumed so much power—a scarce resource of the time—that a common exit procedure was to power down after the work cycle, saving not only valuable kilowatts, but also the longevity of vacuum tubes and other precious electronic life.

Prior to 1960, information was customarily stored in analog form—photographic papers and phonotubes, audiotapes and vinyl platters, videotapes and millimeter movie projectors, ...

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