Build a robust, high-performance telephony system with FreeSWITCH About This Book * Learn how to install and configure a complete telephony system of your own, from scratch, using FreeSWITCH 1.6 * Get in-depth discussions of important concepts such as dialplan, user directory, NAT handling, and the powerful FreeSWITCH event socket * Discover expert tips from the FreeSWITCH experts, including the creator of FreeSWITCH-Anthony Minessale Who This Book Is For This book is for beginner-level IT professionals and enthusiasts who are interested in quickly getting a powerful telephony system up and running using FreeSWITCH. It would be good if you have some telephony experience, but it's not a must. What You Will Learn * Build a complete WebRTC/SIP VoIP platform able to interconnect and process audio and video in real time * Use advanced PBX features to create powerful dialplans * Understand the inner workings and architecture of FreeSWITCH * Real time configuration from database and webserver with mod_xml_curl * Integrate browser clients into your telephony service * Use scripting to go beyond the dialplan with the power and flexibility of a programming language * Secure your FreeSWITCH connections with the help of effective techniques * Deploy all FreeSWITCH features using best practices and expert tips * Overcome frustrating NAT issues * Control FreeSWITCH remotely with the all-powerful event socket * Trace packets, check debug logging, ask for community and commercial help In Detail FreeSWITCH is an open source telephony platform designed to facilitate the creation of voice and chat-driven products, scaling from a soft-phone to a PBX and even up to an enterprise-class soft-switch. This book introduces FreeSWITCH to IT professionals who want to build their own telephony system. This book starts with a brief introduction to the latest version of FreeSWITCH. We then move on to the fundamentals and the new features added in version 1.6, showing you how to set up a basic system so you can make and receive phone calls, make calls between extensions, and utilize basic PBX functionality. Once you have a basic system in place, we'll show you how to add more and more functionalities to it. You'll learn to deploy the features on the system using unique techniques and tips to make it work better. Also, there are changes in the security-related components, which will affect the content in the book, so we will make that intact with the latest version. There are new support libraries introduced, such as SQLite, OpenSS, and more, which will make FreeSWITCH more efficient and add more functions to it. We'll cover these in the new edition to make it more appealing for you. Style and approach This easy-to-follow guide helps you understand every topic easily using real-world examples of FreeSWITCH tasks. This book is full of practical code so you get a gradual learning curve.

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Master the art of advanced VoIP and WebRTC communication with the most dynamic application server, FreeSWITCH About This Book * Forget the hassle - make FreeSWITCH work for you * Discover how FreeSWITCH integrates with a range of tools and APIs * From high availability to IVR development use this book to become more confident with this useful communication software Who This Book Is For SysAdmins, VoIP engineers - whoever you are, whatever you're trying to do, this book will help you get more from FreeSWITCH. What You Will Learn * Get to grips with the core concepts of FreeSWITCH * Learn FreeSWITCH high availability * Work with SIP profiles, gateways, ITSPs, and Codecs optimization * Implement effective security on your projects * Master audio manipulation and recording * Discover how FreeSWITCH works alongside WebRTC * Build your own complex IVR and PBX applications * Connect directly to PSTN/TDM * Create your own FreeSWITCH module * Trace SIP packets with the help of best open source tools * Implement Homer Sipcapture to troubleshoot and debug all your platform traffic In Detail FreeSWITCH is one of the best tools around if you're looking for a modern method of managing communication protocols through a range of different media. From real-time browser communication with the WebRTC API to implementing VoIP (voice over internet protocol), with FreeSWITCH you're in full control of your projects. This book shows you how to unlock its full potential - more than just a tutorial, it's packed with plenty of tips and tricks to make it work for you. Written by members of the team who actually helped build FreeSWITCH, it will guide you through some of the newest features of version 1.6 including video transcoding and conferencing. Find out how FreeSWITCH interacts with other tools and APIs, learn how to tackle common (and not so common) challenges ranging from high availability to IVR development and programming advanced PBXs. Great communication functionality begins with FreeSWITCH - find out how and get your project up and running today. Style and approach Find out how it works, then put your knowledge into practice - that's how this advanced FreeSWITCH guide has been designed to help you learn. You'll soon master FreeSWITCH and be confident using it in your projects.