Internet Basics
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."
Networks LAN WAN Intranet Internet
Some Terminology TCP / IP World Wide Web / HTML / XML / SMTP FTP Chat Bulletin Boards Search Engines
Infrastructure Routers Modems Servers Cables / Satellite / Wireless Network Cards – Ethernet
More Terminology Domain Name InterNIC URL ISP
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.
Security SPAM Virus Worm Encryption Firewall