Class 5

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Class 5

A telephone term for equipment and services that are customer facing. The Class nomenclature was coined by AT&T. See end office switch and Class 4.

Copyright © 1981-2019 by The Computer Language Company Inc. All Rights reserved. THIS DEFINITION IS FOR PERSONAL USE ONLY. All other reproduction is strictly prohibited without permission from the publisher.

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* A fully Bellcore compatible GR303 family of interfaces allowing for direct connection to the leading manufacturers of Class 5 telephone switches, DMS 100, DMS 10, 5 ESS and soon-to-follow releases for the GTD 5 and EWSD type installations.

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