PHY254H1 Lecture Notes - Lecture 6: Computer Network, Sri International, Darpa
Document Summary
In the late 1950s, during the cold war, the u. s. armed forces became concerned that a soviet attack on their telephone system could completely shut down communication lines. In response to this and other concerns, in the early 1960s, the u. s. government created the advanced. Research projects agency (arpa), which began work on the arpa network (now known as. Arpanet started as a four node computer network (the stanford research. Institute (sri), ucla, the university of california, and the university of utah), and in 1969, it. Arpanet delivered its first message from ucla to sri. Although the system crashed after delivering the second letter of its message login, it marked the beginning of the early. In the years to follow, arpanet steadily grew to include nodes all over the u. s. a. and overseas.
