1. Chapter 7 McGraw-Hill/Irwin Copyright © 2011 by The McGraw-Hill Companies, Inc. All rights reserved. Networks, Telecommunications, and Mobile Technology

2. Chapter 7 NETWORKS AND TELECOMMUNICATIONS 7-3 SECTION 7.1

3. Chapter 7 INTRODUCTION Telecommunication system Network 7-6

4. Chapter 7 NETWORK BASICS Local area network (LAN) Campus area network (CAN) Metropolitan area network (MAN) Wide area network (WAN) 7-7

5. Chapter 7 VOICE OVER IP (VoIP) 7-9

6. Chapter 7 NETWORKING BUSINESSES Customer and supplier interactions  Customers now expect seamless retailing between online and in-store Valued-added network (VAN) 7-10

7. Chapter 7 INCREASING THE SPEED OF BUSINESS Bandwidth Broadband 7-13

8. Chapter 7 DATA SHARING Even more important than the sharing of technology resources is the sharing of data 7-17

9. Chapter 7 SECURING BUSINESS NETWORKS Proper identification of users and authorization of network access The control of access and the protection of data integrity 7-16

10. Chapter 7 VIRTUAL PRIVATE NETWORK (VPN) 7-11

11. Chapter 7 MOBILE TECHNOLOGY 7-18 SECTION 7.2

12. Chapter 7 BUSINESS DRIVERS FOR A MOBILE WORKFORCE Increase productivity, speed delivery to market, and reduce operating costs 7-21

13. Chapter 7 BUSINESS DRIVERS FOR A MOBILE WORKFORCE Mobile Wireless 7-22

14. Chapter 7 USING CELLULAR TECHNOLOGIES IN BUSINESS 7-26

15. Chapter 7 USING CELLULAR TECHNOLOGIES IN BUSINESS The latest trends in cell phones reflect a convergence of voice, video and data communications 7-28 http://obamapacman.com/2010/12/skype-releases-3g-video- calls-for-iphone-ipod-touch-ipad/ http://www.tgdaily.com/mobility- features/52397-ipad-set-to-fuel- explosion-in-data-traffic freebusinesssoftware.org

16. Chapter 7 PERSONAL DATA ASSISTANTS Personal digital assistants (PDA) Smartphone 7-29

17. Chapter 7 BLUETOOTH 7-30

18. Chapter 7 USING SATELLITE TECHNOLOGIES IN BUSINESS Microwave Satellite 7-31 news.satimagingcorp.com

19. Chapter 7 USING SATELLITE TECHNOLOGIES IN BUSINESS 7-32

20. Chapter 7 USING SATELLITE TECHNOLOGIES IN BUSINESS Geographic information system (GIS) Location-based services (LBS) 7-33 http://www.havasdigital.com/wp- content/uploads/2011/03/Mobext_ LBS_WhitePaper.pdf

21. Chapter 7 GLOBAL POSITIONING SYSTEM (GPS) 7-36

22. Chapter 7 USING WIRELESS TECHNOLOGIES IN BUSINESS Wireless fidelity (wi-fi) The main problem with Wi-Fi access is that hot spots are very small, so coverage is sparse 7-39

23. Chapter 7 WiMAX WiMAX - is a telecommunications technology aimed at providing wireless data over long distances in a variety of ways, from point-to-point links to full mobile cellular type access 7-41

24. Chapter 7 WiMAX 7-42

25. Chapter 7 RADIO FREQUENCY IDENTIFICATION (RFID) Radio frequency identification (RFID) RFID tag 7-45

26. Chapter 7 MOBILE WORKFORCE TRENDS Social networking gets mobilized Mobile TV Cheaper and more versatile multi-function devices Location-based services Mobile advertising Wireless providers move into home entertainment Wireless security moves to the forefront Enterprise mobility 7-47

27. Chapter 7