tailieunhanh - Syngress Cisco AVVID & IP Telephony Design & Implementation

The business benefits compelling enterprises to assess and deploy IP telephony solutions are many of the cost savings benefits still apply with reduced costs for moves, adds and changes (MACs), infrastructure consolidation, and international toll bypass, perhaps more compelling are the new applications now available.“Click to dial,”“follow-me,” unified messaging, and customized XML applications running on IP phones can change the way organizations function to gain advantage in the increasingly competitive business landscape | RESS i 1 YEAR UPGRADE 4 r F BUYER PROTECTION PLAN l EMU UPGRADE S ÎPTEÇVS j Cisco AVVID andIP Telephony Design Implementation Design and Deploy IP Telephony Solutions Step-by-Step Instructions for Using AVVID Applications in Single Site and Multiple Site Solutions Complete Coverage of Voice and Video Gatekeeper Design Hundreds of Configuring Implementing and Designing Planning Sidebars FAQs and Case Studies càllis ma Robert Padjen Larry Keefer Sean Thurston Jeff Bankston Michael E. Flannagan Martin Walshaw Technical Editor s @ s y n g 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 service 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@ is an interactive treasure trove of useful information 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 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 .