Recently we upgraded from a windows 2003 DHCP server to a Ubuntu 10.04 DHCP3-server. The problem I am faced with now is that my windows 7 clients are now getting IPv6 ip address along with the IPv4 ...
There are lots of "lo: Disabled Privacy Extensions" in var/log/messages . I googled and find it is ipv6 releated, so I tried to disable ipv6. I added the following lines to /etc/sysctl.conf ...