Voice-over-packet definitions

Referring to voice communications over packet network technologies, as opposed to voice over the circuit-switched public switched telephone network (PSTN). In the generic sense, packet refers to the manner in which data are organized into discrete units for transmission and switching through a data network.The data unit can be in the form of a block, frame, cell, or packet, depending on the protocol specifics. In a technology-specific sense, voice over packet includes Voice over Asynchronous Transfer Mode (VoATM),Voice over Frame Relay (VoFR),Voice over Internet Protocol (VoIP), and Voice over Wi-Fi (VoWiFi). See also block, cell, frame, packet, protocol, PSTN, VoATM, VoFR, VoIP, and VoWiFi.
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