Student NameClass Period

The Internet

Global system of interconnected computer networks

Serves billions of users Millions of private, public, academic, business, and government networks

When?

1970 – DoD established four nodes on the ARPANET

1973 Ethernet method of network connection devised.

1979 computer “worm” discovered at Xerox PARC

1975 Telenet, the first packet-switching network was born

1971 The first e-mail is sent

1983 ARPANET splits into the ARPANET and MILNET

1979 USENET established as a means for providing mail and file transfers.

1985 Whole Earth ‘Lectronic Link (WELL) started

1985 NSFNET formed linking five supercomputers

1993 Mosaic web browser is released, first commercial software that allowed graphical access to content on the internet

1990 World Wide Web is born when Tim Berners-Lee develops HTML

1994 Mosaic now available for several operating systems such as Mac OS, Windows, and AmigaOS

Xerox Palo Alto Research Center (PARC) – Palo Alto, CA – Ethernet developed

Duke University/University of North Carolina at Chapel Hill – USENET established

Geneva, Switzerland – Tim Berners-Lee invents HTML while a researcher at CERN

Ray Tomlinson – sent the first e-mail, credited with adding the “@” sign in e-mail

Robert Metcalfe – devised the ethernet method of network connection

Larry Roberts – inventor of Telenet

http://en.wikipedia.org/wiki/Internet http://www.computerhistory.org/timeline/?

category=net http://www.w3.org/People/Berners-Lee/ http://inventors.about.com/library/weekly/

aa091598.htm

Student NameClass Period

The Internet