Webmaster''''s Guide to the Wireless Internet part 1 pot

1 YEAR UPGRADE BUYER PROTECTION PLAN Everything You Need to Develop E-Commerce Enabled Wireless Web Sites • Step-by-Step Instructions for Authoring a Web Clipping Application • Complete Coverage of ASP.NET’s Microsoft Mobile Internet Toolkit Extensions • Master Wireless Security,Including Embedded Security Technology, Secure Air-ConnectTechnologies,Mobile Operator Network Security, and Authentication Wireless Internet Webmaster’s Ryan Fife Wei Meng Lee Dan A. Olsen Technical Editor Guide to the 159_wg_wi_FC 11/11/01 3:08 PM Page 1 solutions@syngress.com With more than 1,500,000 copies of our MCSE, MCSD, CompTIA, and Cisco study guides in print, we continue to look for ways we can better serve the information needs of our readers. One way we do that is by listening. Readers like yourself have been telling us they want an Internet-based ser- vice that would extend and enhance the value of our books. Based on reader feedback and our own strategic plan, we have created a Web site that we hope will exceed your expectations. Solutions@syngress.com is an interactive treasure trove of useful infor- mation focusing on our book topics and related technologies. The site offers the following features: ■ One-year warranty against content obsolescence due to vendor product upgrades. You can access online updates for any affected chapters. ■ “Ask the Author”™ customer query forms that enable you to post questions to our authors and editors. ■ Exclusive monthly mailings in which our experts provide answers to reader queries and clear explanations of complex material. ■ Regularly updated links to sites specially selected by our editors for readers desiring additional reliable information on key topics. Best of all, the book you’re now holding is your key to this amazing site. Just go to www.syngress.com/solutions, and keep this book handy when you register to verify your purchase. Thank you for giving us the opportunity to serve your needs. And be sure to let us know if there’s anything else we can do to help you get the maximum value from your investment. We’re listening. www.syngress.com/solutions 159_wg_wi_FM 10/23/01 2:47 PM Page i 159_wg_wi_FM 10/23/01 2:47 PM Page ii 1 YEAR UPGRADE BUYER PROTECTION PLAN Webmaster’s Guide Wireless Internet to the Ryan Fife Wei Meng Lee Dan A. Olsen Technical Editor 159_wg_wi_FM 10/23/01 2:48 PM Page iii Syngress Publishing, Inc., the author(s), and any person or firm involved in the writing, editing, or production (collectively “Makers”) of this book (“the Work”) do not guarantee or warrant the results to be obtained from the Work. There is no guarantee of any kind, expressed or implied, regarding the Work or its contents.The Work is sold AS IS and WITHOUT WARRANTY.You may have other legal rights, which vary from state to state. In no event will Makers be liable to you for damages, including any loss of profits, lost savings, or other incidental or consequential damages arising out from the Work or its contents. Because some states do not allow the exclusion or limitation of liability for consequential or incidental damages, the above limitation may not apply to you. You should always use reasonable care, including backup and other appropriate precautions, when working with computers, networks, data, and files. Syngress Media®, Syngress®, and “Career Advancement Through Skill Enhancement®,” are registered trademarks of Syngress Media, Inc. “Ask the Author UPDATE™,” “Mission Critical™,”“Hack Proofing™,” and “The Only Way to Stop a Hacker is to Think Like One™” are trademarks of Syngress Publishing, Inc. Brands and product names mentioned in this book are trademarks or service marks of their respective companies. KEY SERIAL NUMBER 001 NJ48USDNFV 002 MBLAU4TPTR 003 WDP9FUV3GB 004 56LNSXDKMF 005 2SNF438BMF 006 KGF8E45SJF 007 KXMPER9T3E 008 AMGPE94FGY 009 LE49ETVD9R 010 CERUT3HNTR PUBLISHED BY Syngress Publishing, Inc. 800 Hingham Street Rockland, MA 02370 Webmaster’s Guide to the Wireless Internet Copyright © 2001 by Syngress Publishing, Inc. All rights reserved. Printed in the United States of America. Except as permitted under the Copyright Act of 1976, no part of this publication may be reproduced or distributed in any form or by any means, or stored in a database or retrieval system, without the prior written permission of the publisher, with the exception that the program listings may be entered, stored, and executed in a computer system, but they may not be reproduced for publication. Printed in the United States of America 1 2 3 4 5 6 7 8 9 0 ISBN: 1-928994-46-6 Technical Editor: Dan A. Olsen Freelance Editorial Manager: Maribeth Corona-Evans Technical Reviewer: Richard Weeks Cover Designer: Michael Kavish Co-Publisher: Richard Kristof Page Layout and Art by: Shannon Tozier Acquisitions Editor: Catherine B. Nolan Copy Editors: Darren Meiss, Jesse Corbeil, and Adrienne Rebello Developmental Editor: Kate Glennon Indexer: Robert Saigh Distributed by Publishers Group West in the United States and Jaguar Book Group in Canada. 159_wg_wi_FM 10/23/01 2:48 PM Page iv v Acknowledgments v We would like to acknowledge the following people for their kindness and support in making this book possible. Richard Kristof and Duncan Anderson of Global Knowledge, for their generous access to the IT industry’s best courses, instructors, and training facilities. Ralph Troupe, Rhonda St. John, and the team at Callisma for their invaluable insight into the challenges of designing, deploying, and supporting world-class enterprise networks. Karen Cross, Lance Tilford, Meaghan Cunningham, Kim Wylie, Harry Kirchner, Kevin Votel, Kent Anderson, and Frida Yara of Publishers Group West for sharing their incredible marketing experience and expertise. Mary Ging, Caroline Hird, Simon Beale, Caroline Wheeler,Victoria Fuller, Jonathan Bunkell, and Klaus Beran of Harcourt International for making certain that our vision remains worldwide in scope. Anneke Baeten and Annabel Dent of Harcourt Australia for all their help. David Buckland,Wendi Wong, Daniel Loh, Marie Chieng, Lucy Chong, Leslie Lim, Audrey Gan, and Joseph Chan of Transquest Publishers for the enthusiasm with which they receive our books. Kwon Sung June at Acorn Publishing for his support. Ethan Atkin at Cranbury International for his help in expanding the Syngress program. Gene Landy at Ruberto, Israel, & Weiner for his support and his honesty—and for occasionally picking up the tab.Thank you for your friendship Gene. 159_wg_wi_FM 10/23/01 2:48 PM Page v 159_wg_wi_FM 10/23/01 2:48 PM Page vi vii Contributors Ryan Fife is a Technical Architect for Yospace where he is building their developer outreach program.Yospace has a strong market reputation for the development and deployment of high quality, working wireless data solutions that add value even at the earliest stages of this market. Ryan is working to maintain this prestigious reputation and expand the number of developers who use Yospace products to build quality applications. He has been building wireless solutions for more than two years for clients that include large wireless companies such as Nokia and Ericsson. Prior to joining Yospace, Ryan co-founded AnywhereYouGo.com, a wire- less portal for developers that covered WAP, J2ME, SMS, i-Mode, and PDA technologies. Ryan also has architected and built large e-commerce systems in Java as a consultant for Electronic Data Systems (EDS). Ron Herardian is a leading expert in wireless software technology and messaging presently serving as Director of Product Strategy for ClickServices, Inc., a venture-backed Silicon Valley startup funded by Cisco Systems. Ron previously founded a wireless software startup, 3minder, Inc., that developed an integrated wireless and Internet mes- saging technology and which merged with ClickServices, Inc., in May of 2000. Before entering the wireless field, he served for five years as CEO and Chief Systems Architect for Global System Services Corporation (GSS), an infrastructure systems consulting firm providing a range of ser- vices in the areas of electronic messaging, directory services, and group- ware.At GSS, Ron provided technology strategies for Fortune 500 clients, as well as software and solution architectures for ISPs and infrastructure software vendors such as Netscape Communications.A California native, Ron holds various technical certifications and is the author of numerous technical papers and articles on wireless technology and electronic mes- saging, as well as a book on LAN-based e-mail. He holds a bachelor’s degree from Santa Clara University and a master’s degree from Stanford University. 159_wg_wi_FM 10/23/01 2:48 PM Page vii viii Rory Lysaght is a Mobile Device Specialist at Ripcord Systems, a wire- less startup based in Seattle and London.At Ripcord, Rory put together one of the first wireless GSM iPAQs in Europe. He has worked in Web and wireless development in the United States, Europe, and Japan. He has contributed articles to several online and paper publications, including Web Review and the EE Times. Prior to this, Rory worked as a photo- journalist, publishing numerous documentary stories in magazines in the same three continents. He is a member of the WAP forum and the Palm developer network. Rory is also a contributor to Syngress Publishing’s Palm OS Web Application Developer’s Guide (ISBN: 1-928994-32-6). He lives in Seattle,WA. Wei Meng Lee is Series Editor for Syngress Publishing’s .NET Developer Series. He is currently lecturing at The Center for Computer Studies, Ngee Ann Polytechnic, Singapore.Wei Meng is actively involved in Web development work and conducts training for Web developers and Visual Basic programmers. He has co-authored two books on WAP and holds a bachelor’s degree in Information Systems and Computer Science from the National University of Singapore.The first book in the .NET series, VB.NET Developer’s Guide (ISBN: 1-928994-48-2), is currently available from Syngress Publishing. 159_wg_wi_FM 10/23/01 2:48 PM Page viii ix Technical Editor and Contributor Dan A. Olsen is an independent Web technology consultant based in San Francisco, CA. He specializes in helping nonprofit organizations and small business people utilize Internet technology to make their internal processes more efficient and to communicate with their clients more easily. Dan formerly worked as an application developer and usability engineer for Informano Networks, a wireless Managed Services Provider located in Emeryville, CA. In this capacity, he handled all aspects of client-side development for a wide variety of devices including WAP and wireless mobile phones, PDAs, and desktop Web browsers. Prior to his venture into the world of wireless technology, Dan spent two years with Cox Interactive Media (CIM) as a Multimedia Developer and Web Technical Lead. During his tenure with CIM, he was the in- house technical resource for BayInsider.com, a San Francisco Bay Area portal. Under the umbrella of CIM, he developed, built, and maintained several Web sites for various local media partners and local events. Dan studied anthropology and new media communications at the University of Washington in Seattle. 159_wg_wi_FM 10/23/01 2:48 PM Page ix . Olsen Technical Editor Guide to the 15 9_wg_wi_FC 11 /11 / 01 3:08 PM Page 1 solutions@syngress.com With more than 1, 500,000 copies of our MCSE, MCSD, CompTIA, and Cisco study guides in print, we continue to look. PROTECTION PLAN Webmaster’s Guide Wireless Internet to the Ryan Fife Wei Meng Lee Dan A. Olsen Technical Editor 15 9_wg_wi_FM 10 /23/ 01 2:48 PM Page iii Syngress Publishing, Inc., the author(s), and any. can do to help you get the maximum value from your investment. We’re listening. www.syngress.com/solutions 15 9_wg_wi_FM 10 /23/ 01 2:47 PM Page i 15 9_wg_wi_FM 10 /23/ 01 2:47 PM Page ii 1 YEAR UPGRADE BUYER