Multi-language audio with IIS Smooth Streaming: An example from Radiovaticana Live Streaming

One of many useful features that comes with IIS Media Services 4.0 and Smooth Streaming is the ability to stream live and on-demand content with multiple language audio tracks that are selectable by the viewer.  An example of this capability is the recent schedule of events that Vatican Radio (http://www.radiovaticana.org/) delivered  during the last month. Vatican Radio delivered several events,