did you use the last patched and compiled version?
https://github.com/K-S-V/Scripts/rel...mpdump-2.4.zip
Code:
rtmpdump -v -r "rtmp://31.220.0.206/redirect/" -a "redirect/" -f "LNX 17,0,0,134" -W "http://p.jwpcdn.com/6/12/jwplayer.flash.swf" -p "http://www.reytv.co/embed.php?live=bbcx1&vw=620&vh=490" --live -m 10 -y "bbcx1" -o "2015-05-08_08-18-34_bbcx1.flv" -T "%Zrey(nKa@#Z"
RTMPDump v2.4 GIT-2015-01-15 (Compiled by KSV)
(c) 2010 Andrej Stepanchuk, Howard Chu, The Flvstreamer Team; license: GPL
Connecting ...
INFO: Connected...
INFO: rtmp server sent redirect
INFO: trying to connect with redirected url
Starting Live Stream
INFO: Metadata:
INFO: duration 0.00
INFO: width 640.00
INFO: height 360.00
INFO: videodatarate 390.62
INFO: framerate 29.97
INFO: videocodecid 7.00
INFO: audiodatarate 125.00
INFO: audiosamplerate 44100.00
INFO: audiosamplesize 16.00
INFO: stereo TRUE
INFO: audiocodecid 10.00
INFO: audiochannels 2
INFO: frameWidth 640
INFO: frameHeight 360
INFO: displayWidth 640
INFO: displayHeight 360
INFO: encoder Lavf54.63.104
INFO: filesize 0.00
712.070 kB / 19.92 sec