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FG definition - telecom
A trunking arrangement between a local exchange carrier (LEC) and an interexchange carrier (IXC) that enables end users to make long distance telephone calls using the IXC network. Feature groups are designated A, B, C, and D.

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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