The little Asterisk Handbook

Few years back when i started working on VoIP deployment. Asterisk was definatly comes out of my first choise was Asterisk…as mostly you all guys do.If you are still not familier with the Asterisk and just want to Try it out at the weekend "The  Asterisk Handbook " proves to be worth reading for deploying Stuff in Less time.But prerequesties is fimilierity with Linux command line of you favourate Linux distribution.Besides it is concise,It is Written by Mark Spancer itself with Mark alison,Rodes and Asterisk Documentation Team. If you want to learn additional functionality read the "dialplan configuration" chapter in Asterisk : future of Telephony.

Another book you will need for helping you out in  Linux lcommand line and want some detailed discription,The book named "Asterisk :Future of Telephony" provides great resource.

Asterisk : Future of Telephony is Bible of Asterisk Administration a great Reference for every thing you would ever need as a Asterisk Expert from Medium to large enterprises including hardware configuration.Future of Telephony mainly written for Redhat Enterprise Linux and Centos System but applies to other Linux distribution as well.