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| | Define ARPANET - a Whatis.com definition - see also: Advanced Research Projects Agency Network (Site not responding. Last check: ) |
 | | Based on a concept first published in 1967, ARPANET was developed under the direction of the U.S. Advanced Research Projects Agency (ARPA) and, in 1969, became a modest reality with the interconnection of four university computers. |
 | | ARPANET took advantage of the new idea of sending information in small units called packets that could be routed on different paths and reconstructed at their destination. |
 | | In the 1980s, ARPANET was handed over to a separate new military network, the Defense Data Network, and NSFNET, a network of scientific and academic computers funded by the National Science Foundation. |
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