9.1 © 2004 by Prentice Hall Management Information Systems 8/e Chapter 9 The Internet and the New information Technology Infrastructure 9 9 THE INTERNET AND THE NEW INFORMATION NEW INFORMATIONTECHNOLOGYINFRASTRUCTURE Chapter

9.2 © 2004 by Prentice Hall Management Information Systems 8/e Chapter 9 The Internet and the New information Technology Infrastructure What is the new information technology (IT) infrastructure for business? Why is connectivity so important in this infrastructure?What is the new information technology (IT) infrastructure for business? Why is connectivity so important in this infrastructure? How does the Internet work? What are its major capabilities?How does the Internet work? What are its major capabilities? How can businesses benefit from using the World Wide Web and Web technology? How can businesses benefit from the Wireless Web?How can businesses benefit from using the World Wide Web and Web technology? How can businesses benefit from the Wireless Web? OBJECTIVES

9.3 © 2004 by Prentice Hall Management Information Systems 8/e Chapter 9 The Internet and the New information Technology Infrastructure What are the principal technologies for supporting electronic commerce and electronic business?What are the principal technologies for supporting electronic commerce and electronic business? What management problems are raised by the new information technology (IT) infrastructure? How can businesses solve these problems?What management problems are raised by the new information technology (IT) infrastructure? How can businesses solve these problems? OBJECTIVES

9.4 © 2004 by Prentice Hall Management Information Systems 8/e Chapter 9 The Internet and the New information Technology Infrastructure Taking a broader perspective on infrastructure developmentTaking a broader perspective on infrastructure development Selecting technologies for the new information technology (IT) infrastructureSelecting technologies for the new information technology (IT) infrastructure MANAGEMENT CHALLENGES

9.5 © 2004 by Prentice Hall Management Information Systems 8/e Chapter 9 The Internet and the New information Technology Infrastructure THE NEW INFORMATION TECHNOLOGY (IT) INFRASTRUCTURE FOR THE DIGITAL FIRM Enterprise Networking Arrangement of organization’s hardware, software, network, and data resourcesArrangement of organization’s hardware, software, network, and data resources Creates a company-wide network linking many smaller networksCreates a company-wide network linking many smaller networksInternetworking Links separate networks into an interconnected networkLinks separate networks into an interconnected network Enterprise Networking and Internetworking

9.6 © 2004 by Prentice Hall Management Information Systems 8/e Chapter 9 The Internet and the New information Technology Infrastructure The New Information Technology (IT) Infrastructure Figure 9-1 THE NEW INFORMATION TECHNOLOGY (IT) INFRASTRUCTURE FOR THE DIGITAL FIRM

9.7 © 2004 by Prentice Hall Management Information Systems 8/e Chapter 9 The Internet and the New information Technology Infrastructure Connectivity Measures how well computers and computer-based devices communicateMeasures how well computers and computer-based devices communicate Open System Software systemsSoftware systems Operate on different hardware platformsOperate on different hardware platforms Standards and Connectivity for Digital Integration THE NEW INFORMATION TECHNOLOGY (IT) INFRASTRUCTURE FOR THE DIGITAL FIRM

9.8 © 2004 by Prentice Hall Management Information Systems 8/e Chapter 9 The Internet and the New information Technology Infrastructure Models of Connectivity for Networks Transmission Control Protocol/Internet Protocol (TCP/IP)Transmission Control Protocol/Internet Protocol (TCP/IP) Open Systems Interconnect (OSI)Open Systems Interconnect (OSI) Standards and Connectivity for Digital Integration THE NEW INFORMATION TECHNOLOGY (IT) INFRASTRUCTURE FOR THE DIGITAL FIRM

9.9 © 2004 by Prentice Hall Management Information Systems 8/e Chapter 9 The Internet and the New information Technology Infrastructure (TCP/IP) Reference Model Figure 9-2 THE NEW INFORMATION TECHNOLOGY (IT) INFRASTRUCTURE FOR THE DIGITAL FIRM

9.10 © 2004 by Prentice Hall Management Information Systems 8/e Chapter 9 The Internet and the New information Technology Infrastructure Internet Service Provider (ISP) Commercial organization with a permanent connection to InternetCommercial organization with a permanent connection to Internet Sells temporary connections to subscribersSells temporary connections to subscribers What is the Internet? THE NEW INFORMATION TECHNOLOGY (IT) INFRASTRUCTURE FOR THE DIGITAL FIRM

9.11 © 2004 by Prentice Hall Management Information Systems 8/e Chapter 9 The Internet and the New information Technology Infrastructure Information appliance Device customized to perform few specialized computing tasks with minimal user effortDevice customized to perform few specialized computing tasks with minimal user effort Internet Technology and Services THE INTERNET: INFORMATION TECHNOLOGY (IT) INFRASTRUCTURE FOR THE DIGITAL FIRM

9.12 © 2004 by Prentice Hall Management Information Systems 8/e Chapter 9 The Internet and the New information Technology Infrastructure Client/Server Computing on the Internet Figure 9-3 THE INTERNET: INFORMATION TECHNOLOGY (IT) INFRASTRUCTURE FOR THE DIGITAL FIRM

9.13 © 2004 by Prentice Hall Management Information Systems 8/e Chapter 9 The Internet and the New information Technology Infrastructure Electronic Mail ( ) Connects people worldwideConnects people worldwide Creates productivity gainCreates productivity gain Usenet Newsgroups On-line discussion groups using electronic bulletin boardsOn-line discussion groups using electronic bulletin boards Internet Tools for Communication THE INTERNET: INFORMATION TECHNOLOGY (IT) INFRASTRUCTURE FOR THE DIGITAL FIRM

9.14 © 2004 by Prentice Hall Management Information Systems 8/e Chapter 9 The Internet and the New information Technology Infrastructure Analysis of an Internet Address Figure 9-4 THE INTERNET: INFORMATION TECHNOLOGY (IT) INFRASTRUCTURE FOR THE DIGITAL FIRM

9.15 © 2004 by Prentice Hall Management Information Systems 8/e Chapter 9 The Internet and the New information Technology Infrastructure LISTSERV broadcast from mailing list servers broadcast from mailing list serversChatting Live, interactive conversations over public networkLive, interactive conversations over public network Internet Tools for Communication THE INTERNET: INFORMATION TECHNOLOGY (IT) INFRASTRUCTURE FOR THE DIGITAL FIRM

9.16 © 2004 by Prentice Hall Management Information Systems 8/e Chapter 9 The Internet and the New information Technology Infrastructure Instant messaging Service that allows participants to create their own private chat channelsService that allows participants to create their own private chat channels Internet telephony Two-way voice transmission over the InternetTwo-way voice transmission over the Internet Internet Tools for Communication THE INTERNET: INFORMATION TECHNOLOGY (IT) INFRASTRUCTURE FOR THE DIGITAL FIRM

9.17 © 2004 by Prentice Hall Management Information Systems 8/e Chapter 9 The Internet and the New information Technology Infrastructure Figure 9-5 THE INTERNET: INFORMATION TECHNOLOGY (IT) INFRASTRUCTURE FOR THE DIGITAL FIRM

9.18 © 2004 by Prentice Hall Management Information Systems 8/e Chapter 9 The Internet and the New information Technology Infrastructure Telnet Allows users to log on to one computer system while working on anotherAllows users to log on to one computer system while working on another File Transfer Protocol (FTP) Tool for retrieving and transferring files from a remote computerTool for retrieving and transferring files from a remote computer Internet Tools for Communication THE INTERNET: INFORMATION TECHNOLOGY (IT) INFRASTRUCTURE FOR THE DIGITAL FIRM

9.19 © 2004 by Prentice Hall Management Information Systems 8/e Chapter 9 The Internet and the New information Technology Infrastructure Internet2 and Next Generation Networks Research networks with new protocols and transmission speedsResearch networks with new protocols and transmission speeds Provide infrastructures for supporting high bandwidth Internet applicationsProvide infrastructures for supporting high bandwidth Internet applications Next Generation Networks and Internet 2 THE INTERNET: INFORMATION TECHNOLOGY (IT) INFRASTRUCTURE FOR THE DIGITAL FIRM

9.20 © 2004 by Prentice Hall Management Information Systems 8/e Chapter 9 The Internet and the New information Technology Infrastructure THE WORLD WIDE WEB Based on a standard hypertext language called hypertext markup language (HTML)Based on a standard hypertext language called hypertext markup language (HTML) Combines text, hypermedia, graphics, and soundCombines text, hypermedia, graphics, and sound Handles all types of digital communicationHandles all types of digital communication Uses graphical user interfaces for easy viewingUses graphical user interfaces for easy viewing Overview

9.21 © 2004 by Prentice Hall Management Information Systems 8/e Chapter 9 The Internet and the New information Technology Infrastructure Search Engine Locates specific sites or information on InternetLocates specific sites or information on Internet Shopping Bot Software with varying levels of built-in intelligenceSoftware with varying levels of built-in intelligence Helps electronic commerce shoppers locate and evaluate products or servicesHelps electronic commerce shoppers locate and evaluate products or services Searching for Information on the Web THE WORLD WIDE WEB

9.22 © 2004 by Prentice Hall Management Information Systems 8/e Chapter 9 The Internet and the New information Technology Infrastructure “Push” technology Information broadcast directly to user based on pre-specified interestsInformation broadcast directly to user based on pre-specified interestsMulticasting Transmission of data to a selected group of recipientsTransmission of data to a selected group of recipients Searching for Information on the Web THE WORLD WIDE WEB

9.23 © 2004 by Prentice Hall Management Information Systems 8/e Chapter 9 The Internet and the New information Technology Infrastructure Firewall Hardware or software placed between an organization’s internal network and external networkHardware or software placed between an organization’s internal network and external network Prevents outsiders from invading private networksPrevents outsiders from invading private networksExtranets Private intranets extended to authorized users outside companyPrivate intranets extended to authorized users outside company Intranets and Extranets THE WORLD WIDE WEB

9.24 © 2004 by Prentice Hall Management Information Systems 8/e Chapter 9 The Internet and the New information Technology Infrastructure Model of an Extranet Figure 9-6 THE WORLD WIDE WEB

9.25 © 2004 by Prentice Hall Management Information Systems 8/e Chapter 9 The Internet and the New information Technology Infrastructure Web-based applicationsWeb-based applications Enables users to access digital information from the InternetEnables users to access digital information from the Internet Wireless Web Standards:Wireless Web Standards: –Wireless Application Protocol (WAP) –WML (Wireless Markup Language) –Microbrowser –I-mode –M-Commerce Challenges –Voice portals The Wireless Web THE WORLD WIDE WEB

9.26 © 2004 by Prentice Hall Management Information Systems 8/e Chapter 9 The Internet and the New information Technology Infrastructure Figure 9-7 THE WORLD WIDE WEB

9.27 © 2004 by Prentice Hall Management Information Systems 8/e Chapter 9 The Internet and the New information Technology Infrastructure WAP Versus I-Mode Figure 9-8 THE WORLD WIDE WEB

9.28 © 2004 by Prentice Hall Management Information Systems 8/e Chapter 9 The Internet and the New information Technology Infrastructure Keyboards and screens of cell phones tiny and awkward to useKeyboards and screens of cell phones tiny and awkward to use Very slow data transfer speedsVery slow data transfer speeds Minimal memory and limited power supplies in Internet-enabled phonesMinimal memory and limited power supplies in Internet-enabled phones Web content primarily in text with very little graphicsWeb content primarily in text with very little graphics Incompatible technologiesIncompatible technologies M-Commerce Challenges THE WORLD WIDE WEB

9.29 © 2004 by Prentice Hall Management Information Systems 8/e Chapter 9 The Internet and the New information Technology Infrastructure SUPPORT TECHNOLOGY FOR ELECTRONIC COMMERECE AND ELECTRONIC BUSINESS Hit Entry into Web server’s log fileEntry into Web server’s log file Generated by each request to the server for a fileGenerated by each request to the server for a file Electronic commerce server software Provides functions essential for runningProvides functions essential for running e-commerce Web sites Web Servers and Electronic Commerce Servers

9.30 © 2004 by Prentice Hall Management Information Systems 8/e Chapter 9 The Internet and the New information Technology Infrastructure Collecting and storing dataCollecting and storing data Combining data with already stored dataCombining data with already stored data Analyzing the dataAnalyzing the data Identifying customer preferences and trendsIdentifying customer preferences and trends Customer Tracking and Personalization Tools SUPPORT TECHNOLOGY FOR ELECTRONIC COMMERECE AND ELECTRONIC BUSINESS

9.31 © 2004 by Prentice Hall Management Information Systems 8/e Chapter 9 The Internet and the New information Technology Infrastructure Software to facilitate collection, assembly, and management of content on Web site, intranet, or extranetSoftware to facilitate collection, assembly, and management of content on Web site, intranet, or extranet Web Content Management Tool SUPPORT TECHNOLOGY FOR ELECTRONIC COMMERECE AND ELECTRONIC BUSINESS

9.32 © 2004 by Prentice Hall Management Information Systems 8/e Chapter 9 The Internet and the New information Technology Infrastructure Monitors time taken for downloading Web pagesMonitors time taken for downloading Web pages Identifies broken links between Web pages, Web site problems, and bottlenecksIdentifies broken links between Web pages, Web site problems, and bottlenecks Web Site Performance Monitoring Tool SUPPORT TECHNOLOGY FOR ELECTRONIC COMMERECE AND ELECTRONIC BUSINESS

9.33 © 2004 by Prentice Hall Management Information Systems 8/e Chapter 9 The Internet and the New information Technology Infrastructure Company with large Web server computersCompany with large Web server computers Maintain Web sites of fee-paying subscribersMaintain Web sites of fee-paying subscribers Web Hosting Services SUPPORT TECHNOLOGY FOR ELECTRONIC COMMERECE AND ELECTRONIC BUSINESS

9.34 © 2004 by Prentice Hall Management Information Systems 8/e Chapter 9 The Internet and the New information Technology Infrastructure MANAGEMENT ISSUES AND DECISIONS Loss of management controlLoss of management control Connectivity and application integration challengesConnectivity and application integration challenges Organizational change requirementsOrganizational change requirements Hidden costs of enterprise computingHidden costs of enterprise computing Scalability, reliability, and securityScalability, reliability, and securitydowntime The Challenge of Managing the New Information Technology Infrastructure

9.35 © 2004 by Prentice Hall Management Information Systems 8/e Chapter 9 The Internet and the New information Technology Infrastructure Change managementChange management Education and trainingEducation and training Data administration disciplinesData administration disciplines Planning for connectivity and application integrationPlanning for connectivity and application integration Some Solutions MANAGEMENT ISSUES AND DECISIONS

9.36 © 2004 by Prentice Hall Management Information Systems 8/e Chapter 9 The Internet and the New information Technology Infrastructure 9 9 THE INTERNET AND THE NEW INFORMATION NEW INFORMATIONTECHNOLOGYINFRASTRUCTURE Chapter