it's working normally.
	Code:
	rtmpdump -r "rtmpe://cp59009.edgefcs.net/youtube" -a "youtube?auth=daEdYcodFbvaNaRbeakaFcdcsdSdWdCaoct-bojSCL-eS-HzHFElob&aifp=YT2008121701&slist=c8/id/63189e3d0573757d/itag/35" -f "WIN 10,3,181,14" -W "http://s.ytimg.com/yt/swfbin/watch_as3-vflYi8Mkr.swf" -p "http://www.youtube.com/watch?v=YxiePQVzdX0" -y "c8/id/63189e3d0573757d/itag/35" -o 35.flv
 
	Code:
	RTMPDump v2.4 GIT-2011-07-11 (Compiled by KSV)
(c) 2010 Andrej Stepanchuk, Howard Chu, The Flvstreamer Team; license: GPL
Connecting ...
WARNING: HandShake: Type mismatch: client sent 6, server answered 9
INFO: Connected...
Starting download at: 0.000 kB
INFO: Metadata:
INFO:   duration              475.68
INFO:   starttime             0.00
INFO:   totalduration         475.68
INFO:   width                 854.00
INFO:   height                480.00
INFO:   videodatarate         737.32
INFO:   audiodatarate         96.70
INFO:   totaldatarate         842.19
INFO:   framerate             25.00
INFO:   bytelength            50077223.00
INFO:   canseekontime         TRUE
INFO:   sourcedata            B4A7DD2E8HH1309197184972404
INFO:   purl
INFO:   pmsg
INFO:   httphostheader        r8.bru01t08.googlevideo.com
1662.188 kB / 19.92 sec (4.1%)