Code:
rtmpdump -r "rtmp://ustream.fc.llnwd.net:1935/ustream/ustream_llnw_live_1_95401146" -p "http://aflam4you.tv/tv/aljazeerasport-4-tv_193cf3bb6.html" -W "http://cdn1.ustream.tv/swf/4/viewer.rsl.593.swf" --live -o Test.flv
and next time use better and descriptive title for your thread.