J 201 Lecture Notes - Lecture 16: Automated Clearing House, Internet Protocol Suite, Arpanet
1 Jun 2016
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Document Summary
Internet: a revolution occurred when computers were connected together in networks. Origins: how to predict information from the enemy, solution: replace centralized storehouses with a distributed system so that the enemy can"t take you down (like carrying cash in different places when traveling) Networks: a network can be a local area network (lan), a metropolitan area network (man), or wide area network (wan) 4 layers of internet: under tcp/ip the internet works through 4 layers: End to end architecture: the internet is dumb inside and has all its intelligence located at the ends. Arpanet: internet was originally known as arpanet, used for the military used computers and connected them to create networks, belonged specifically to the u. s. department of defense, other than internet, it had bulletin boards/ lists. World wide web: british computer scientist tim berners-lee is credited with inventing the world wide.
