Class 5 (Telephony) switch

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Class 5 (Telephony) switch VoIP GlossaryClass 5 (Telephony) switch

 

Class 5 (Telephony) switch

A Class 5 switch, in United States telephony jargon refers to a telephone switch or exchange located at the local telephone company's central office, directly serving subscribers. Class 5 switch services include basic dial-tone, calling features, and additional digital and data services to subscribers using the local loop. A key part of SIP/VoIP/IMS networks/systems are IP based class 5 switches (In the IMS environment they are known as class 5 App Servers).

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