ARPANET
originally connected the US Department of Defense researchers to
This network originally consisted of four universities including the University of
California at Santa Barbara, the University of California at Los Angeles,
the Univresity of Utah, and the Stanford Research Institute.
Only the military, contractors and universities that were doing research
for the Department of Defense could have access to this network.
This network was so successful that after two years, more than twenty
sites had been connected. Within the next ten years over 200 sites had
been connected. In addition, entire networks were being connected to this
network which was now called the
Internet.