as root, I issue: apt-get update I get errors such as: Err http://security.debian.org squeeze/updates/main amd64 Packages 503 Forwarding failure
Is this something to worry about? The relevant lines in my /etc/apt/sources.list are: deb http://security.debian.org/ wheezy/updates main contrib non-free deb http://security.debian.org/ squeeze/updates main contrib non-free deb-src http://security.debian.org/ squeeze/updates main contrib non-free Thanks for any insight

