WUSTL CIS 777 - Networking Trends (12 pages)

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Networking Trends



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Networking Trends

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Pages:
12
School:
Washington University in St. Louis
Course:
Cis 777 - Telecommunications Networks
Telecommunications Networks Documents

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Networking Trends Future White House Astrologer Joan Quigly All I want you to tell me is what will be the networking technology in the year 2000 Raj Jain The Ohio State University Columbus OH 43210 Jain CIS Ohio State Edu http www cis ohio state edu jain Raj Jain The Ohio State University 1B 1 Overview q q Networking Trends Life Cycle of Technologies Raj Jain The Ohio State University 1B 3 Trend Networking is Critical q q q Communication more critical than computing Bus performance vs ALU speed I O performance vs SPECMarks User Location q 1960 Computer room 1970 Terminal room q 1980 Desktop 1990 Mobile System Extent q 1980 1 Node within 10 m q 1990 100 nodes within 10 km Raj Jain The Ohio State University 1B 4 q q Last 10 years Individual computing Next 10 years Cooperative computing Past Corporate networks Future q Intercorporate networks q National Info Infrastructures q Global Info Infrastructures Raj Jain The Ohio State University 1B 5 Trend Telecommunication and Networking q From computerization of telephone traffic switching to telephonization of computer traffic switching Raj Jain The Ohio State University 1B 6 Life Cycles of Technologies Number of Problems Solved You are here Time Raj Jain The Ohio State University 1B 7 Life Cycles of Networking Technology Number of Hosts Bytes per Hosts Number of Networks MIPS Memory Size Storage You are here Time Raj Jain The Ohio State University 1B 8 Trend Exponential Growth 1 800 000 1 000 000 Number of Hosts on the Internet Oct 93 Oct 92 Oct 91 Oct 89 Jul 88 Oct 85 Jul 81 200 000 0 Raj Jain The Ohio State University 1B 9 Networking in Social Fabric q USENET Ten million news articles month q 18 on line coffee houses in San Francisco q National Public Radio Program q Supreme court decision within one day q Real estate on line catalog q 137 countries reachable via Email Raj Jain The Ohio State University 1B 10 Trend Profusion of Information q q q q q q High Technology Less labor More vacation High bandwidth More bits per



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