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Telecommunications, Networks, and the Internet

OBJECTIVES ,[object Object],[object Object],[object Object],Management Information Systems Chapter 8 Telecommunications, Networks, and the Internet

OBJECTIVES (Continued) ,[object Object],[object Object],Management Information Systems Chapter 8 Telecommunications, Networks, and the Internet

[object Object],[object Object],[object Object],[object Object],Management Information Systems Chapter 8 Telecommunications, Networks, and the Internet Okanagan-Skaha School District Case

TELECOMMUNICATIONS AND NETWORKING IN TODAY’S BUSINESS WORLD Management Information Systems Chapter 8 Telecommunications, Networks, and the Internet ,[object Object],[object Object],[object Object],[object Object]

TELECOMMUNICATIONS AND NETWORKING IN TODAY’S BUSINESS WORLD Management Information Systems Chapter 8 Telecommunications, Networks, and the Internet ,[object Object],[object Object],[object Object]

TELECOMMUNICATIONS AND NETWORKING IN TODAY’S BUSINESS WORLD Management Information Systems Chapter 8 Telecommunications, Networks, and the Internet Telecommunications spending in the United States, 2002–2007 Source: Bureau of Economic Analysis, National Income and Product Accounts, 2004; and eMarketer and the Telecommunications Industry Association, 2004 Figure 8-1

TELECOMMUNICATIONS AND NETWORKING IN TODAY’S BUSINESS WORLD Management Information Systems Chapter 8 Telecommunications, Networks, and the Internet ,[object Object],[object Object],[object Object],The Business Telecommunications Environment

TELECOMMUNICATIONS AND NETWORKING IN TODAY’S BUSINESS WORLD Management Information Systems Chapter 8 Telecommunications, Networks, and the Internet Corporate Network Infrastructure Figure 8-2

TELECOMMUNICATIONS AND NETWORKING IN TODAY’S BUSINESS WORLD Management Information Systems Chapter 8 Telecommunications, Networks, and the Internet ,[object Object],[object Object],[object Object],Networking and Communications Trends

TELECOMMUNICATIONS AND NETWORKING IN TODAY’S BUSINESS WORLD Management Information Systems Chapter 8 Telecommunications, Networks, and the Internet ,[object Object],[object Object],[object Object],Networking and Communications Trends (Continued)

TELECOMMUNICATIONS AND NETWORKING IN TODAY’S BUSINESS WORLD Management Information Systems Chapter 8 Telecommunications, Networks, and the Internet ,[object Object],[object Object],Networking and Communications Trends (Continued)

TELECOMMUNICATIONS AND NETWORKING IN TODAY’S BUSINESS WORLD Management Information Systems Chapter 8 Telecommunications, Networks, and the Internet ,[object Object],[object Object],[object Object],The Business Value of Telecommunications and Networking Business value impacts of the telecommunications and Networking are:

TELECOMMUNICATIONS AND NETWORKING IN TODAY’S BUSINESS WORLD Management Information Systems Chapter 8 Telecommunications, Networks, and the Internet ,[object Object],[object Object],[object Object],[object Object],The Business Value of Telecommunications and Networking (Continued)

TELECOMMUNICATIONS AND NETWORKING IN TODAY’S BUSINESS WORLD Management Information Systems Chapter 8 Telecommunications, Networks, and the Internet Metcalfe’s Law Figure 8-3

CONTEMPORARY NETWORKING INFRASTRUCTURE Management Information Systems Chapter 8 Telecommunications, Networks, and the Internet ,[object Object],[object Object],[object Object],Networks and Corporate Infrastructure

CONTEMPORARY NETWORKING INFRASTRUCTURE Management Information Systems Chapter 8 Telecommunications, Networks, and the Internet ,[object Object],[object Object],[object Object],Networks and Corporate Infrastructure (Continued)

CONTEMPORARY NETWORKING INFRASTRUCTURE Management Information Systems Chapter 8 Telecommunications, Networks, and the Internet ,[object Object],[object Object],Networks and Corporate Infrastructure (Continued)

Management Information Systems Chapter 8 Telecommunications, Networks, and the Internet Components of a Simple Network CONTEMPORARY NETWORKING INFRASTRUCTURE Figure 8-4

CONTEMPORARY NETWORKING INFRASTRUCTURE Management Information Systems Chapter 8 Telecommunications, Networks, and the Internet ,[object Object],[object Object],[object Object],Key Digital Networking Technologies

CONTEMPORARY NETWORKING INFRASTRUCTURE Management Information Systems Chapter 8 Telecommunications, Networks, and the Internet ,[object Object],[object Object],[object Object],Client/Server Computing:

CONTEMPORARY NETWORKING INFRASTRUCTURE Management Information Systems Chapter 8 Telecommunications, Networks, and the Internet ,[object Object],[object Object],Packet Switching:

CONTEMPORARY NETWORKING INFRASTRUCTURE Management Information Systems Chapter 8 Telecommunications, Networks, and the Internet ,[object Object],[object Object],Packet Switching: (Continued)

Management Information Systems Chapter 8 Telecommunications, Networks, and the Internet Packed-Switched Networks and Packet Communications CONTEMPORARY NETWORKING INFRASTRUCTURE Figure 8-5

CONTEMPORARY NETWORKING INFRASTRUCTURE Management Information Systems Chapter 8 Telecommunications, Networks, and the Internet ,[object Object],[object Object],[object Object],TCP/IP and Connectivity:

CONTEMPORARY NETWORKING INFRASTRUCTURE Management Information Systems Chapter 8 Telecommunications, Networks, and the Internet ,[object Object],[object Object],Transmission Control Protocol (TCP):

CONTEMPORARY NETWORKING INFRASTRUCTURE Management Information Systems Chapter 8 Telecommunications, Networks, and the Internet ,[object Object],[object Object],Internet Protocol (IP):

Management Information Systems Chapter 8 Telecommunications, Networks, and the Internet The TCP/IP Reference Model CONTEMPORARY NETWORKING INFRASTRUCTURE Figure 8-6

CONTEMPORARY NETWORKING INFRASTRUCTURE Management Information Systems Chapter 8 Telecommunications, Networks, and the Internet ,[object Object],[object Object],[object Object],[object Object],Physical Transmission Media The different kinds of physical transmission media used by the networks are:

Management Information Systems Chapter 8 Telecommunications, Networks, and the Internet Functions of the Modem CONTEMPORARY NETWORKING INFRASTRUCTURE Figure 8-7

Management Information Systems Chapter 8 Telecommunications, Networks, and the Internet Types of Networks CONTEMPORARY NETWORKING INFRASTRUCTURE 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

Management Information Systems Chapter 8 Telecommunications, Networks, and the Internet Network Topologies CONTEMPORARY NETWORKING INFRASTRUCTURE Figure 8-8

CONTEMPORARY NETWORKING INFRASTRUCTURE Management Information Systems Chapter 8 Telecommunications, Networks, and the Internet ,[object Object],Broadband Network Services and Technologies A number of network services and technologies are available to companies that need high-speed transmission or access to the Internet.

CONTEMPORARY NETWORKING INFRASTRUCTURE Management Information Systems Chapter 8 Telecommunications, Networks, and the Internet ,[object Object],[object Object],Broadband Network Services and Technologies (Continued)

CONTEMPORARY NETWORKING INFRASTRUCTURE Management Information Systems Chapter 8 Telecommunications, Networks, and the Internet ,[object Object],[object Object],[object Object],Broadband Network Services and Technologies (Continued)

THE INTERNET ,[object Object],Technically, the Internet is a global information system defined by three characteristics:

THE INTERNET (Continued) ,[object Object],[object Object]

THE INTERNET ,[object Object],[object Object],Internet Addressing, Architecture, and Governance Every device connected to the Internet has a unique 32-bit numeric IP address. The Domain Name System:

THE INTERNET ,[object Object],[object Object],Internet Addressing, Architecture, and Governance (Continued) The Domain Name System:

The Domain Name System THE INTERNET

THE INTERNET ,[object Object],[object Object],Limitations on IP Addresses: IPv4 and IPv6:

THE INTERNET ,[object Object],[object Object],Internet Governance: No one “owns” the Internet, however, worldwide Internet policies are established by the following organizations:

THE INTERNET ,[object Object],[object Object],[object Object],[object Object],[object Object],Internet Governance: (Continued)

THE INTERNET ,[object Object],[object Object],[object Object],[object Object],Major Internet Services

THE INTERNET ,[object Object],[object Object],[object Object],Major Internet Services (Continued)

THE INTERNET Client/server Computing on the Internet

THE INTERNET Creates value for business by enabling digital markets The World Wide Web: System with universally accepted standards for storing, retrieving, formatting & displaying information using client/server architecture The Internet and Business Value

[object Object],[object Object],[object Object],[object Object],[object Object],The Internet and Business Value

[object Object],[object Object],[object Object],The Internet and Business Value

THE INTERNET Major Web Server Providers Source: Based on data from Netcraft Web Server Survey, July 2004, www.serverwatch.internet.com/netcraft.

THE INTERNET ,[object Object],[object Object],[object Object],[object Object],[object Object],Searching and Finding Information on the Internet

THE INTERNET ,[object Object],[object Object],[object Object],[object Object],Intranets and Extranets

TECHNOLOGIES AND TOOLS FOR COMMUNICATION AND E-BUSINESS ,[object Object],[object Object],[object Object]

TECHNOLOGIES AND TOOLS FOR COMMUNICATION AND E-BUSINESS ,[object Object],[object Object],Groupware, Teamware, and Electronic Conferencing

TECHNOLOGIES AND TOOLS FOR COMMUNICATION AND E-BUSINESS ,[object Object],Groupware, Teamware, and Electronic Conferencing (Continued)

TECHNOLOGIES AND TOOLS FOR COMMUNICATION AND E-BUSINESS ,[object Object],[object Object],[object Object],Internet Telephony

How IP Telephony Works TECHNOLOGIES AND TOOLS FOR COMMUNICATION AND E-BUSINESS Figure 8-13

The Growth of Internet Telephony TECHNOLOGIES AND TOOLS FOR COMMUNICATION AND E-BUSINESS Source: Infotech and authors. Figure 8-14

TECHNOLOGIES AND TOOLS FOR COMMUNICATION AND E-BUSINESS ,[object Object],Virtual Private Networks

A Virtual Private Network using the Internet TECHNOLOGIES AND TOOLS FOR COMMUNICATION AND E-BUSINESS Figure 8-15

MANAGEMENT OPPORTUNITIES, CHALLENGES, AND SOLUTIONS ,[object Object],Management Opportunities:

MANAGEMENT OPPORTUNITIES, CHALLENGES, AND SOLUTIONS ,[object Object],[object Object],[object Object],Management Challenges:

MANAGEMENT OPPORTUNITIES, CHALLENGES, AND SOLUTIONS ,[object Object],[object Object],Solution Guidelines:

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