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pointer definition - telecom
An identifier that indicates the position of an item of data within a frame. In a SONET frame, for example, a pointer indicates the position of a Virtual Tributary (VT) within a Virtual Tributary Group (VTG).The pointer also serves a synchronization function. See also data, frame, SDH, SONET, synchronize, VT, and VTG.

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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