Quick and Easy ipv6 on Debian
Quick and Easy IPv6 for Debian - The Changelog
setting up a 6to4 virtual interface in debian. Slow but easy to setup ipv6
IPv6 with Debian
Martin Krafft's excellent summary on getting IPv6 working in debian
#560056 - net.ipv6.bindv6only=1 breaks java networking - Debian Bug report logs
debian bug that was preventing me from install gems in jruby