MUSIC & THE INTERNET MUMT 301
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1 MUSIC & THE INTERNET MUMT 301 Ichiro Fujinaga Schulich School of Music McGill University
2 Plan Review of last class Introduction to the Internet The network Review of HTML Komodo Edit Assignment #1
3 Review Music Technology Computer Lab (E-215) OSX account & password (changeit) Backup (memory stick, Dropbox, icloud, etc.) Emergency contact: Darryl Cameron Web server: music.mcgill.ca (not Use the Linux userid & password ed to you by Alain Terriault (sysadmin) Login via ssh from a shell (e.g., Terminal): ssh userid@music.mcgill.ca File transfer using sftp (e.g., Fugu) Basic Linux commands: ls, cd, passwd, pico, Directory structure: home directory (cd ~) web page directory (cd public_html) home page (index.html)
4 Introduction to Internet What is Internet? History of Internet What is the web? The Internet network
5 What is Internet? The difference between: intranet within an organization, e.g., McGill VPN internet between organizations extranet network available outside of an organization The Internet the global network of computers
6 History of the Internet Did Al Gore invent the Internet?
7 Did Al Gore invent the Internet?
8 History of the Internet In defense of Al Gore:
9 History of the Internet 1969: ARPANET connected four nodes: UCLA, Stanford, UCSB, and University of Utah 1977: ARPANET extended across USA and London, UK
10 History of the Internet 1969: ARPANET connected four nodes: UCLA, Stanford, UCSB, and University of Utah 1977: ARPANET extended across USA and London, UK
11 History of the Internet 1969: ARPANET connected four nodes: UCLA, Stanford, UCSB, and University of Utah 1977: ARPANET extended across USA and London, UK
12 History of the Internet 1969: ARPANET connected four nodes: UCLA, Stanford, UCSB, and University of Utah 1977: ARPANET extended across USA and London, UK 1980: Ethernet standard introduced 1981: Access to ARPANET expanded: e.g., BITNET, CSNET 1982: Internet Protocol (TCP/IP) standardized 1982: Simple Mail Transfer Protocol (SMTP) defined 1983: Domain Name Systems (DNS) / Name server 1986: Internet link to McGill 1986: NSFNET created (backbone speed of 56Kbps)
13 History of the Internet: Commercialization 1990 s: Emergence of Internet Service Providers (ISPs) 1995: Complete commercialization (no restriction to carry commercial traffic) public (AOL) instant messaging VoIP (Voice over Internet Protocol) (e.g., Skype) WWW online shopping, wikis, blogs, Facebook, Twitter
14 The percentage of two-way telecommunication carried on the Internet 100% 97% 75% 50% 51% 25% 0% 1% Source (DOI): /science
15 The number of computers on the Internet 1,000,000 1,000, , , , ,000 10, , ,
16 Internet Hosts
17 History of World Wide Web: Precursors 1990: Archie search engine Developed at McGill to search FTP sites (~200 sites) 1991: WAIS (Wide Area Information Server) 1991: Gopher (search documents)
18 History of WWW 1990: Sir Tim Berners-Lee introduces WWW concept URI (Uniform Resource Identifier) HTML (Hypertext Markup Language) HTTP (Hypertext Transfer Protocol) 1993: Mosaic web browser (NCSA-UIUC)
19 History of WWW 1990: Sir Tim Berners-Lee introduces WWW concept URI (Uniform Resource Identifier) HTML (Hypertext Markup Language) HTTP (Hypertext Transfer Protocol) 1993: Mosaic web browser (NCSA-UIUC)
20 History of WWW: Search Engines 1993: Excite 1994: Yahoo; WebCrawler (first full-text search engine), Lycos 1995: Infoseek, AltaVista (natural language inquires) 1997: Google
21 Google.com 1998/11/ : Google has index over 30 trillion pages [wikipedia]
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