Your first step into the world of IP telephony No IP telephony experience required Includes clear and easily understood explanations Makes learning easy Your first step to the world of IP telephony begins here! Learn how voice and data communications merge in voice-over-IP technology Use this reader-friendly guide to understand the benefits of this technology Explore real-life applications and theories through case studies in every chapter Welcome to the world of voice over IP We use either a telephone or e-mail for much of our day-to-day communication. Today, these two worlds are merging, and companies can place phone calls over their existing data network infrastructures using a technology called voice over IP (VoIP). No prior experience with VoIP technology is required Voice over IP First-Step is anyone's introduction to the world of VoIP networks. The concepts in this book are presented in plain language, so you don't need in-depth background knowledge to comprehend the technologies covered. If you work with data networks, if you work with telephony networks, if you're a home user interested in how VoIP can reduce your monthly phone bill, or if the concept of VoIP simply intrigues you, this book is for you. Kevin Wallace, CCIE® No. 7945, is a certified Cisco Systems® instructor and a full-time instructor for Thomson/NETg. With15 years of Cisco networking experience, Kevin holds a bachelor of science in electrical engineering from the University of Kentucky. Kevin is also a CCVP™, CCNP®, and CCDP® with three Cisco IP Telephony specializations.Wallace, Kevin is the author of 'Voice over Ip First-step ', published 2005 under ISBN 9781587201561 and ISBN 1587201569.