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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.

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Before/After Your Search Term
Claris CADClass 5 switch
ClarisWorksClass A
Clarke beltClass A amplifier
Clarke's lawsclass A network
Clarke's Third LawClass AB amplifier
classClass B
Class 1 faxClass B amplifier
Class 2 faxclass B network
Class 4class based queuing
Class 4 switchclass browser

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