Twin directories of backtrack:

[DIR]  ftp://ftp.lug.udel.edu/pub/backtrack/
[DIR]  ftp://ftp.rz.tu-bs.de/pub/mirror/.mounts/hde1/mirror.switch.ch/mirror/backtrack/
[DIR]  ftp://147.52.159.12/mirrors/linux/backtrack/
[DIR]  ftp://ftp.ausmac.net/disk1/security/operating-systems/backtrack/
[DIR]  ftp://ftp.lt.freebsd.org/pub/linux/backtrack/
[DIR]  ftp://ftp.man.szczecin.pl/pub/security/operating-systems/backtrack/
[DIR]  ftp://91.121.110.214/pub/backtrack/
[DIR]  ftp://ftp.zedz.net/pub/security/operating-systems/backtrack/
[DIR]  ftp://ftp.au.freebsd.org/disks/la5/.p/backtrack/
[DIR]  ftp://91.121.117.23/pub/backtrack/
[DIR]  ftp://fluidsynth-libs-1.0.8-2.fc10.x86_64.html/pub/backtrack/
[DIR]  ftp://ftp.sh.cvut.cz/storage/1/backtrack/
[DIR]  ftp://ftp.games.skynet.be/spool1/backtrack/
[DIR]  ftp://ftp2.nl.freebsd.org/vol2/linux/backtrack/
[DIR]  ftp://ftp.hosteurope.de/mirror/remote-exploit.org/backtrack/