PSTN

PSTN is the acronym for Public Switched Telephone Network.

What is the acronym PSTN? Public Switched Telephone Network

Public Switched Telephone Network

Circuit-switched telephone networks that are operated by national, regional, or local telephony operators. It’s the traditional form of telephony, using copper wires to transmit analog voice data. Modern platforms are now VOIP.

  • Abbreviation: PSTN
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