-p is PAGE URL where u find the stream
this is page url
http://www.startv.in/channels.asp?channel_id=8
for this script
rtmpdump -r "rtmp://cp133304.live.edgefcs.net/live/" -a "live/" -W "http://www.startv.in/flash/liveplayer2.swf" -p "
http://www.startv.in/channels.asp?channel_id=8" --live -y "channel1@62057"