Apt-get source list
#deb file:///cdrom/ sarge main
#deb ftp://ftp.latnet.lv/linux/debian/ stable main
#deb-src ftp://ftp.latnet.lv/linux/debian/ stable main
#deb http://security.debian.org/ stable/updates main
deb ftp://ftp.latnet.lv/linux/debian/ testing main #contrib non-free
deb-src ftp://ftp.latnet.lv/linux/debian/ testing main #contrib non-free
#deb ftp://ftp.latnet.lv/linux/debian/ unstable main #contrib non-free
deb ftp://ftp.latnet.lv/linux/debian/ stable main contrib non-free
deb-src ftp://ftp.latnet.lv/linux/debian/ stable main contrib non-free
#deb-src ftp://ftp.latnet.lv/linux/debian/ unstable main #contrib non-free
deb http://security.debian.org/ stable/updates main contrib non-free
deb http://security.debian.org/ testing/updates main #contrib non-free
#deb http://apt.cerkinfo.be/ unstable main contrib
#deb-src http://apt.cerkinfo.be/ unstable main contrib
#deb http://ftp.uk.debian.org/debian/ unstable main
#deb-src http://ftp.uk.debian.org/debian/ unstable main
# deb http://debian.blueyonder.co.uk/ testing main
# deb-src http://debian.blueyonder.co.uk/ testing main
# Debian experimental
# deb ftp://ftp.debian.org/debian/ unstable main
# deb-src ftp://ftp.debian.org/debian/ unstable main
#deb ftp://ftp.debian.org/debian/ ../project/experimental main
#deb http://http.us.debian.org/debian/ ../project/experimental main contrib non-free
#deb ftp://ftp.nerim.net/debian-marillat/ etch main #mplayer
#deb ftp://ftp.nerim.net/debian-marillat/ sid main #mplayer win media