possible for the phone companies to move them out of band, one could
actually hear the switching tones used to route long-distance calls.
Early [1600]phreakers built devices called `blue boxes' that could
reproduce these tones, which could be used to commandeer portions of
the phone network. (This was not as hard as it may sound; one early
phreak acquired the sobriquet `Captain Crunch' after he proved that he
could generate switching tones with a plastic whistle pulled out of a
box of Captain Crunch cereal!) There were other colors of box with
more specialized phreaking uses; red boxes, black boxes, silver boxes,
etc. 2. n. An [1601]IBM machine, especially a large (non-PC) one.
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Blue Glue n.
[IBM] IBM's SNA (Systems Network Architecture), an incredibly
[1605]losing and [1606]bletcherous communications protocol widely
favored at commercial shops that don't know any better. The official
IBM definition is "that which binds blue boxes together." See
[1607]fear and loathing. It may not be irrelevant that Blue Glue is
the trade name of a 3M product that is commonly used to hold down the
carpet squares to the removable panel floors common in [1608]dinosaur
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