Reference Point U

Reference Point U definition - telecom
Also known as the U interface. The ISDN point of reference for the demarcation point (demarc) between the public network local loop and the customer premises equipment (CPE) or NT1. See also demarc, CPE, ISDN, local loop, and NT1.

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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