Building Telephony Systems with OpenSER is a new book from Packt, which acts as a step-by-step guide to building a high performance Telephony System. Written by Flavio E. Goncalves, this book teaches users how to develop a fast and flexible Session Initiation Protocol (SIP) server using OpenSER.

This book is for readers who want to understand how to build a SIP provider from scratch using OpenSER. Telephony and Linux experience will be helpful but is not essential. Readers need not have prior knowledge of OpenSER. It shows how OpenSER can be used to implement features not available in Asterisk PBX.

For more details on the book please visit http://www.PacktPub.com/building-telephony-systems-with-openser/book.