ARPANET

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For the producer, see Gerald Donald. For the seventh episode of the second season of the television series The Americans, see Arpanet (The Americans).

See also: History of the Internet

ARPANET
ARPANET logical map, March 1977
Type	Data
Location	United States
Protocols	NCP, TCP/IP
Established	1969; 46 years ago (1969)
Current status	Evolved into NSFNET
Commercial?	No
Funding	Defense Advanced Research Projects Agency (DARPA)

The Advanced Research Projects Agency Network (ARPANET) was an early packet switching network and the first network to implement the protocol suite TCP/IP. Both technologies became the technical foundation of the Internet. ARPANET was initially funded by the Advanced Research Projects Agency (ARPA) of the United States Department of Defense
Packet switching was based on concepts and designs by Americans Leonard Kleinrock and Paul Baran, British scientist Donald Davies and Lawrence Roberts of the Lincoln Laboratory.The TCP/IP communications protocols were developed for ARPANET by computer scientists Robert Kahn and Vint Cerf, and incorporated concepts by Louis Pouzin for the French CYCLADES project.





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