When learning Asterisk it is important to start off on the right foot, so this section of the wiki covers orientation for learning Asterisk as well as installation and a simple Hello World style tutorial. These items are foundational, as knowing how to install Asterisk right the first time and where to locate the right help resources will save you a ton of time down the road.
Those interested in Asterisk training courses and certifications may visit http://www.asterisk.org/products/training