Code:
rtmpdump -v -r "rtmp://cp86438.live.edgefcs.net/live" -a "live" -f "WIN 11,3,300,257" -W "http://cdn.livestream.com/chromelessPlayer/v21/playerapi.swf" -p "http://cdn.livestream.com/grid/LSPlayer.swf?channel=ironmanaustria" -y "livestream3_31@56640" -o "output.flv"