deb http://ftp.us.debian.org/debian/ squeeze main non-free contrib
deb http://security.debian.org/ squeeze/updates main contrib non-free

# squeeze-updates, previously known as 'volatile'
deb http://ftp.us.debian.org/debian/ squeeze-updates main contrib non-free
#proposed
deb http://ftp.us.debian.org/debian squeeze-proposed-updates main contrib non-free
#backports
deb http://backports.debian.org/debian-backports squeeze-backports main contrib non-free

#source
#deb-src http://ftp.us.debian.org/debian/ squeeze main non-free contrib
#deb-src http://ftp.us.debian.org/debian/ squeeze-updates main contrib non-free
#deb-src http://security.debian.org/ squeeze/updates main contrib non-free
#deb-src http://ftp-stud.hs-esslingen.de/pub/Mirrors/debian-multimedia/ squeeze main non-free

deb http://www.debian-multimedia.org squeeze main non-free
deb http://deb.opera.com/opera/ squeeze non-free
deb http://dl.google.com/linux/deb/ stable main
deb http://download.skype.com/linux/repos/debian/ stable non-free