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Using The Internet7
- 9. Functions of a modem
- 12. Simplex, half-duplex and full duplex transmission
- 19. Two Tier Client-Server Architecture
- 20. Three Tier Client-Server Architecture
- 21. Components of a simple network
- 22. Client/server computing on the Internet N-tier Architecture
- 23. Packed-switched networks & packet communication
- 24. TCP/IP and OSI Model
- 25. Message transmission using layers
- 32. Network Types: Local Area Network
- 33. Network Types: Wide Area Network
- 34. Types of Networks Type Area Local Area Network (LAN) Up to 500 meters (half a mile); an office or floor of a building Campus Area Network (CAN) Up to 1,000 meters (a mile); a college campus or corporate facility Metropolitan Area Network (MAN) A city or metropolitan area Wide Area Network (WAN) Transcontinental or global area
- 35. Network Topology
- 36. Network Topology
- 37. Network Topology
- 40. Full and Partial Mesh Design
- 41. Virtual Private Network Internet VPN Tunnel VPN Tunnel VPN Device Backbone Backbone Office Office VPN Device VPN Device Telephone Line ISP Employee’s Home Access Server
- 45. Coaxial Cable
- 46. Fiber Optic
- 47. Types of Optical Fiber
- 49. How the Internet Works Routing Messages over the Internet
- 50. How the Internet Works (continued) Several Ways to Access the Internet
- 51. Comparing Internet Connection Options Connection Option Maximum Upload Data Transfer Rate (approximate) Maximum Download Data Transfer Rate (approximate) Dial-Up 56 Kbps 56 Kbps DSL (ADSL) 300 Kbps 1 Mbps DSL (SDSL) 1.5 Mbps 1.5 Mbps Cable 500 Kbps 4 Mbps Satellite 100 Kbps 500 Kbps
- 56. Evolution of IT Infrastructure: 1950–2005 Figure 6-3
- 66. How IP Telephony Works Figure 8-13
- 67. Cisco Family of IP Phones
- 84. Browser Toolbars
- 92. Open System Interconnect Model
- 94. How the Internet Reduces Transaction Costs
- 96. The Changing Economics of Information Figure 4-1
- 100. The Benefits of Disintermediation to the Consumer
- 102. Web Site Visitor Tracking
- 108. Electronic Data Interchange (EDI) Figure 4-5
- 110. A Private Industrial Network
- 113. A Net Marketplace
- 114. Consumer-To-Consumer I want that Dino!
- 115. Electronic Commerce Payment Systems
- 116. Electronic Commerce
Notes de l'éditeur
- The Internet has changed our world. Communications and commerce move instantaneously across borders and around the world. Anyone can publish their wares, their ideas and their desires. Chapter 3 will present a brief introduction into where the Internet came from, how it is structured and describe ways in which the Internet is used.