Hi
I am new in NET 3.0, and I need an example of how many time takes to 
download some video from a streaming, or what is the SpeedRatio and 
bandwidth to download that streaming.
I found this two classes in NET 3.0, but i don't know how to implement.
Any help?
Thanks in advanced.

MediaPlayer.SpeedRatio Property
http://msdn2.microsoft.com/en-us/library/system.windows.media.mediaplayer.speedratio.aspx
MediaPlayer.DownloadProgress Property
http://msdn2.microsoft.com/en-us/library/system.windows.media.mediaplayer.downloadprogress.aspx