Asterisk: The Definitive Guide (O'Reilly)
Wednesday, 08 June 2011

Revised for the 1.8 release of the Asterisk open source PBX, this bestselling guide provides a complete roadmap for installing, configuring, and integrating this powerful software with existing phone systems. Covers everything you need to know to design a complete VoIP or analog system with little or no Asterisk experience, and no more than rudimentary telecommunications knowledge.

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