On Sun, May 30, 2010 at 08:10:49AM -0700, Alun Jones wrote: > Please let me know if there's anything I'm doing wrong, if this is a > fundamental limit set at the server, or something else entirely. Something in-between. MMS is indeed designed to only produce data in realtime, however there seem to be some tricks to convince it to do it faster. However MPlayer does not use these tricks, and actually I don't even know nay details how they work (I think something like telling the server that the client is still trying to buffer).