HEC

HEC definition - telecom
In asynchronous transfer mode (ATM), 8 bits in the cell header that provide error checking of the header, but not the payload.There is no provision for error correction. See also ATM, cell, error control, header, and payload.

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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