правильно ли у меня все прописано в /etc/apt/preferences .
Package: *
Pin: release a=squeeze
Pin-Priority: 700
Package: *
Pin: release a=sid
Pin-Priority: 650
Package: dash
Pin: release a=experimental
Pin-Priority: 600
deb http://ftp.de.debian.org/debian/ squeeze main non-free contrib
deb-src http://ftp.de.debian.org/debian/ squeeze main non-free contrib
deb http://security.debian.org/ squeeze/updates main contrib non-free
deb-src http://security.debian.org/ squeeze/updates main contrib non-free
deb http://ftp.de.debian.org/debian/ sid main non-free contrib
deb-src http://ftp.de.debian.org/debian/ sid main non-free contrib
deb http://ftp.debian.org/debian experimental main
