TAILIEUCHUNG - Computer Networking: A Top Down Approach Featuring the Internet - Chapter 6 Wireless and Mobile Networks

Tham khảo bài thuyết trình 'computer networking: a top down approach featuring the internet - chapter 6 wireless and mobile networks', công nghệ thông tin, quản trị mạng phục vụ nhu cầu học tập, nghiên cứu và làm việc hiệu quả | Chapter 6 Wireless and Mobile Networks Computer Networking: A Top Down Approach Featuring the Internet, 3rd edition. Jim Kurose, Keith Ross Addison-Wesley, July 2004. A note on the use of these ppt slides: We’re making these slides freely available to all (faculty, students, readers). They’re in PowerPoint form so you can add, modify, and delete slides (including this one) and slide content to suit your needs. They obviously represent a lot of work on our part. In return for use, we only ask the following: If you use these slides (., in a class) in substantially unaltered form, that you mention their source (after all, we’d like people to use our book!) If you post any slides in substantially unaltered form on a www site, that you note that they are adapted from (or perhaps identical to) our slides, and note our copyright of this material. Thanks and enjoy! JFK/KWR All material copyright 1996-2006 Kurose and . Ross, All Rights Reserved 6- Chapter 6: Wireless and Mobile Networks Background: # wireless (mobile) phone subscribers now exceeds # wired phone subscribers! computer nets: laptops, palmtops, PDAs, Internet-enabled phone promise anytime untethered Internet access two important (but different) challenges communication over wireless link handling mobile user who changes point of attachment to network 6- Chapter 6 outline Introduction Wireless Wireless links, characteristics CDMA IEEE wireless LANs (“wi-fi”) Cellular Internet Access architecture standards (., GSM) Mobility Principles: addressing and routing to mobile users Mobile IP Handling mobility in cellular networks Mobility and higher-layer protocols Summary 6- Elements of a wireless network network infrastructure wireless hosts laptop, PDA, IP phone run applications may be stationary (non-mobile) or mobile wireless does not always mean mobility 6- Elements of a wireless network network infrastructure base station typically .

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