This guide explains how to configure the free Mixxx DJ software to stream in Mp3 on both Shoutcast and Icecast servers using the settings provided in your welcome email. The Mixxx DJ software is not only FREE, but this open source software provides many other advanced features such as 'Auto DJ', 'Quad Sampler Decks' and free 'Timecoded Vinyl / CD Control' amongst all of the usual features that you would expect from most DJ software. Mixxx runs not only on Windows and Mac OSX, but also on Linux (Ubuntu). http://forum.internet-radio.com/guides/7191-streaming-mixxx-dj-software-both-shoutcast-icecast-servers.html