Absolutely any MMS stream - e.g. any 'Watch' link on news.bbc.co.uk mms://wm.bbc.co.uk/news/media/avdb/news_web/video/9012da6800530f8/bb/09012da680053149_16x9_bb.wmv This plays just perfectly on totem-gstreamer in dapper. -- Unable to open mms streams https://launchpad.net/bugs/63432