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Computing (FOLDOC) dictionary (also found in English - English (Wordnet), English - Vietnamese)
Defense Information Systems Agency
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(DISA) Formerly called the Defense Communications Agency
(DCA), this is the government agency responsible for managing
the Defense Data Network (DDN) portion of the Internet,
including the MILNET. Currently, DISA administers the
DDN, and supports the user assistance services of the DDN