[OpenSIPS-Users] [BOOK] Building Telephony Systems with OpenSIPS - 2.1 version

[Bogdan-Andrei Iancu]

Hello all,

Flavio Goncalves and I are happy to announce the publishing of the 
second edition of "Building Telephony Systems with OpenSIPS", covering 
OpenSIPS version 2.1 .

Also many thanks to the Packt Publishing house for making it happened 
and to all our reviewers who help us to make this book better.

https://www.packtpub.com/networking-and-servers/building-telephony-systems-opensips-second-edition

Enjoy !

-- 
Bogdan-Andrei Iancu
OpenSIPS Founder and Developer
http://www.opensips-solutions.com