"Internet telephony." . . "Internet telephony" . "Open source software." . . "Computer network protocols." . . "Computer network protocols" . "Téléphonie Internet." . . . "FreeSWITCH 1.2" . . . . . . . . "This book is full of practical code examples aimed at a beginner to ease his or her learning curve. This book is written for IT professionals and enthusiasts who are interested in quickly getting a powerful telephony system up and running using the free and open source application, FreeSWITCH. Telephony experience will be helpful, but not required." . . "Electronic books" . . . . . . "FreeSWITCH 1.2 : build robust, high-performance telephony systems using FreeSWITCH" . . . . "Livres électroniques" . "FreeSWITCH 1.2 build robust, high-performance telephony systems using FreeSWITCH" . . . . . . "Computer network protocols Electronic books." . . . . "COMPUTERS / General" . . "Protocoles de réseaux d'ordinateurs." . .