How This Book Is Organized
This book is designed to be flexible and allow you to easily move between chapters to focus on topics of interest to you. However, if you do intend to read every chapter, the order in the book is an excellent sequence to use because it progresses from basic to more advanced subjects. Chapter 1 provides an overview of the components of an IP voice network. The remainder of the book is divided into three parts: “Gateways.” “Gatekeepers,” and “IP-to-IP Gateways.”
Part I, “Voice Gateways and Gatekeepers”
Chapter 1, “Gateways and Gatekeepers”—This chapter provides an overview of components of an IP voice network, including different types of gateways, such as routers, standalone devices, and switch modules, H.323 gatekeepers, ...
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