Homework - Linux

http://www.bieringer.de/linux/IPv6/status/IPv6+Linux-status-distributions.html

Enable IPv6 services by /etc/inetd.conf
"telnet ::1" or "ssh ::1" should be possible even without IPv6 external connectivity

Install MozillaFirebird and try http://www.kame.net/
netstat -an, netstat -rn