Configuration Guide for Asterisk PBX

Asterisk is one of the most important open source softwares for IP telephony. Since it was first released in 1999 it has been transforming and innovating the whole telephony market. The Configuration Guide for Asterisk PBX is a text book dedicated for people who wants to learn Asterisk. It has been built more like a text book instead of a reference. You should be able to learn Asterisk in a week with this book. The new version is updated for Asterisk 1.4 and 1.6. There is a new chapter on how to setup Asterisk using freePBX 2.5.