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X.25 and the Public Packet-Switched Network
X.25 standardized how terminals and computers attached to carrier-operated packet-switched networks, helping make public data networking an international service before TCP/IP became dominant.
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X.25 standardized how terminals and computers attached to carrier-operated packet-switched networks, helping make public data networking an international service before TCP/IP became dominant.
Packet switching replaced the idea of reserving one continuous circuit with a network that could divide data into independently routed packets, a foundation of modern digital networking.