Chapter 3. Linux as a PBX

Evaluating VoIP for enterprise or for your home phone setup means a lot of experimentation, and you'll need to build a test server with which to hone your VoIP skills. That test server should be something you can get a lot out of without spending a bundle or committing to a specific vendor's commercial VoIP platform before you've done your homework. Free telephony software lets you do that homework.