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Internet Basics. What is it? RESOLUTION by The Federal Networking Council (FNC): "Internet" refers to the global information system that -- (i) is logically.

Published byEdmund Pearson Modified over 9 years ago

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Presentation on theme: "Internet Basics. What is it? RESOLUTION by The Federal Networking Council (FNC): "Internet" refers to the global information system that -- (i) is logically."— Presentation transcript:

1 Internet Basics

2 What is it? RESOLUTION by The Federal Networking Council (FNC): "Internet" refers to the global information system that -- (i) is logically linked together by a globally unique address space based on the Internet Protocol (IP) (ii) is able to support communications using TCP/IP (iii) provides, uses or makes accessible, either publicly or privately, high level services layered on the communications and related infrastructure described herein."

3 Networks LAN WAN Intranet Internet

4 Some Terminology TCP / IP World Wide Web / HTML / XML Email / SMTP FTP Chat Bulletin Boards Search Engines

5 Infrastructure Routers Modems Servers Cables / Satellite / Wireless Network Cards – Ethernet

6 More Terminology Domain Name InterNIC URL ISP

7 eCommerce Infrastructure Backbone – Qwest, MCI Worldcom Hardware – Cisco, Lucent, etc. Applications Software to make business possible – Microsoft, Sun, Netscape Intermediaries Brokerages, Content aggregators – Doubleclick, Yahoo eCommerce Sellers – Amazon, eToys, etc.

8 Security SPAM Virus Worm Encryption Firewall

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