[ Thanks to Falko
Timme for this link. ]
“FreeSWITCH is an open-source telephony platform designed to
facilitate the creation of voice and chat driven products scaling
from a soft-phone up to a soft-switch. It can be used as a simple
switching engine, a PBX, a media gateway or a media server to host
IVR applications using simple scripts or XML to control the
callflow.“Setup environment
OS: Linux
Distribution: Debian 5 (Lenny)
Date: 12/11/2009
Prerequisite: minimal install
Freeswitch version: 1.0.4″