2. What is the Internet? A bunch of inter-connected computers (networks) A network of networks Computers/servers Routers/switches Lots of cables (cat 5/6 cables, coax cables, fiber optic)
3. 1957 Sputnik is launched by the USSR Motivated the US to enhance it’s own technology Beginning of space race Urged the development of DARPA/ARPA
4. 1960s 1961 – first packet switching theory 1962 – galactic network concept 1966 – Frist ARPANET plan 1969 – first 4 nodes make the ARPANET
5. 1970’s 1971 – 15 nodes on the Net 1972 – E-mail is born @ is first used 1973 – ARPANET goes international to England 1976 – Elizabeth II sends an e-mail 1979 – Usenet
6. 1980’s 1980 – ARPANET crashes because of a virus 1982 – TCP/IP is standard 1984 – Domain Name System introduced 1986 - NSFNET
7. 1990’s 1990 – ARPANET ceases to exist 1991 – NSFNET upgrades to T3 44Mbps 1993 – InterNIC created – buy domain names 1993 – whitehouse.gov 1995 – NSFNET reverts to research only 1999 – TLD: .com, .net, .edu, .jp, .uk, .mil
8. The Web 1991 – World Wide Web is created 1993 – Mosaic is released (Marc Andreessen) 1994 – Netscape is formed by M.A. 1995 – Microsoft releases Internet Explorer 1996 – Opera is released 1997 – AOL has 9 million subscribers 1998 – Mozilla is formed. 2000 – AOL has 23 million subscribers
9. More of the Web 2002 – IE has 95% market share 2003 – Safari is released 2004 – Firefox is released 2006 – IE 7 release 5 years after IE 6 2008 – Google Chrome is release New browser wars begin
