EntityQ777849· pop 21· linked from 83 articlesvirtual circuitSign in to savemeans of transporting data over a packet-switched network so as to emulate a dedicated physical link between nodesConnectionspacket switchingEntityAsynchronous Transfer ModeEntitytelephone callEntitybitstreamEntityInternational Standard Book NumberEntitytelecommunicationsEntitydigital object identifierEntityInternet ProtocolEntityTransmission Control ProtocolEntitycommunication protocolEntityQ177524EntitybibcodeEntityGeneral Packet Radio ServiceEntitydata-link layerEntitynetwork layerEntitytransport layerEntityquality of serviceEntityQ22908627Entityerror detection and correctionEntityPaul BaranEntityCategoriesCommunication circuitsNetwork protocolsPackets (information technology)Telephone services