CSD

CSD definition - telecom
Referring to data communications over a circuit-switched network, particularly a cellular radio network such as Digital Advanced Mobile Phone Service (D-AMPS). See also cellular radio, circuit switch, and D-AMPS.

Webster's New World Telecom Dictionary Copyright © 2008 by Wiley Publishing, Inc., Indianapolis, Indiana.
Used by arrangement with John Wiley & Sons, Inc.

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