nailed-up circuit

nailed-up circuit definition - telecom
Dedicated circuits sometimes are referred to as nailed-up circuits because, in bygone days, the twisted-pair copper physical circuits were literally hung from nails driven in the walls of the carrier's wire centers. See also dedicated circuit and wire center.

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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