THE INTERNET - A TUTORIAL

The Internet is a world-wide packet-switched network that connects tog ether well over in million computers in over inn countries for the pur pose of information sharing. This paper is a tutorial on Internet tech nology - how it works now and how it is changing as the network become s more commercial. It covers the underlying design of the Internet, th e 'connectionless service model', and the applications that run over t he network: the World Wide Web and other popular systems that have mad e the network growth so explosive in recent years.