Management Information Systmes Essay

1465 WordsApr 11, 20156 Pages
IT Infrastructure (I) Internet: Backbone and Protocols HKU | School of Business Prof. Patrick Chau Overview • What is the Internet architecture? • How does the Internet work? • Who manage the Internet? 2 HKU | School of Business Prof. Patrick Chau Internet Architecture – Simple or Complex? • Internet Architecture – What makes the Internet so unique? Internet Architecture Internet Working Managing Internet 3 HKU | School of Business • In fact, the term Internet is derived from “internetworking” – connecJng computers and networks to form the largest network ever • Internet is a world-­‐wide collecJon of networks that use a common protocol (a beauty of the Internet) to communicate with each other Prof. Patrick Chau • An experimental project to combat cold war – to build a communicaJon network that can survive a nuclear war Internet Architecture – Strongest Network Internet Architecture Internet Working Managing Internet 4 HKU | School of Business • To interconnect various networks • Pioneered by the U.S. Defense Advanced Research Projects Agency (DARPA) in the late 60’s • The research resulted in ARPANET (Advanced Research Projects Agency Network), a large WAN and precursor of the

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