Normally it's a workaround to use VLC instead (also has a mozilla plugin) but right now there is bug #275980 which disables RTSP[1] support in VLC.
1. http://wiki.videolan.org/RTSP
Normally it's a workaround to use VLC instead (also has a mozilla plugin) but right now there is bug #275980 which disables RTSP[1] support in VLC.
1. http:// wiki.videolan. org/RTSP