deb http://ftp.de.debian.org/pub/debian/ squeeze main non-free contrib deb-src http://ftp.de.debian.org/pub/debian/ squeeze main non-free contrib deb http://security.debian.org/ squeeze/updates main # experimental for natpmp deb http://ftp.debian.org/debian experimental main deb-src http://ftp.debian.org/debian experimental main # backports for upnp deb http://backports.debian.org/debian-backports squeeze-backports main # Tor project repo deb http://deb.torproject.org/torproject.org/ squeeze main deb-src http://deb.torproject.org/torproject.org squeeze main