That doesn't seem to be due to the mimetype, rather to the website:
"** Message: totem_embedded_open_internal 'mms://wmscnnlive.stream.aol.com/live/cnn/pipeline_1?1175272993734-A9FEE7BC-43200-fefeac79' is-browser-stream 0
** Message: BEFORE _open
Could not read packet header: Success
** Message: AFTER _open (ret: 1)
Could not read packet header: Success
** Message: Error: Could not connect to this stream"
Trying to play mms://wmscnnlive.stream.aol.com/live/cnn/pipeline_1?1175272993734-A9FEE7BC-43200-fefeac79 with totem-xine, gst-launch-0.10 or mplayer doesn't work neither
That doesn't seem to be due to the mimetype, rather to the website:
"** Message: totem_embedded_ open_internal 'mms:// wmscnnlive. stream. aol.com/ live/cnn/ pipeline_ 1?1175272993734 -A9FEE7BC- 43200-fefeac79' is-browser-stream 0
** Message: BEFORE _open
Could not read packet header: Success
** Message: AFTER _open (ret: 1)
Could not read packet header: Success
** Message: Error: Could not connect to this stream"
Trying to play mms://wmscnnliv e.stream. aol.com/ live/cnn/ pipeline_ 1?1175272993734 -A9FEE7BC- 43200-fefeac79 with totem-xine, gst-launch-0.10 or mplayer doesn't work neither
Can you play that video with some other software?