Force apt-get to use IPv4 instead of IPv6
It seems that Ubuntu/Debian (or perhaps other distros as well) prefer IPv6 DNS records instead of IPv4 when applicable and some times this results in loss of connectivity or similar problems. I ran into this issue today while trying to update an old VPS with apt-get/aptitude. Specifically, security.ubuntu.com was being resolved in an unreachable IPv6… Read More »