Internet Structure: Technology, Coordination, and Organizations
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Transcript of Internet Structure: Technology, Coordination, and Organizations
Internet Structure: Internet Structure: Technology, Coordination, Technology, Coordination, and Organizationsand Organizations
Module 1: The History and the Future of the Web
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Module 1: The History and the Future of the Web
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Lesson OverviewIn this lesson, you will: Learn about the relationship between the Internet and the Web Understand and discuss the evolution of the Internet Share your experiences in accessing and using the Internet
Module 1: The History and the Future of the Web
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Guiding Question How has the Internet impacted you, your friends, your family, and your
community (local, national, and global)?
Module 1: The History and the Future of the Web
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Internet Visionaries and Pioneers Joseph Licklider, 1962, Galactic Network Larry Roberts, 1965, connected two computers that shared files Leonard Kleinrock, 1969, ARPANET Vinton Cerf and Robert Kahn, 1974, co-designed TCP/IP
Module 1: The History and the Future of the Web
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Internet History and StructureThe United States government’s role 1958 U.S. Department of Defense commissioned ARPA (Advanced
Research Projects Agency) Name changed to DARPA 1960s Communications Initiative
Module 1: The History and the Future of the Web
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Internet History and StructureThe United States government’s role 1960s ARPA commissioned ARPANET First WAN (Wide Area Network) Packet switching Universities, research institutes, and several NATO countries Larry Roberts
Module 1: The History and the Future of the Web
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Internet History and StructureThe United States government’s role 1960s ARPANET—Four-node network restricted to government, academia, and
research 1st Node—UCLA (University of California, Los Angeles) 2nd Node—SRI (Stanford Research Institute) 3rd Node—UCSB (University of California, Santa Barbara) 4th Node—University of Utah
Module 1: The History and the Future of the Web
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Internet History and StructureNational Science Foundation’s role in the 1980s NSF funded Computer Science Network (CSN) NSF funded Supercomputing Program NSFNET / Supercomputing Program Both networks allowed commercial access
Module 1: The History and the Future of the Web
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Internet History and StructureNational Science Foundation’s role in the 1980s
NSF granted network access points to
Commercial Backbones
New York Sprint
Washington, DC MFS
Chicago Ameritech
California Pacific Bell
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Internet History and StructureNational Science Foundation’s role in the 1990s April 30, 1995, NSFNET dissolved Maintained vBNS
Very-High-Speed Backbone Network Service Internet 2
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Practice Using http://hwi.uni.be/hwi_uk.html, complete the simulation
entitled “How Does the Internet Work?” and answer the questions on the worksheet.
Using a variety of resources, answer the questions on The Internet History, Pioneers, and Standards.
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Lesson ReviewDuring this lesson, you learned:
The relationship between the Internet and the Web How the Internet evolved How connection factors impact your Internet experience