On 18 Sep 2014 09:07, "dE" <de.techno at gmail.com> wrote: > > On 09/17/14 21:03, Marcelo Ricardo Leitner wrote: >> >> One more test. Please check sysctl -a | grep disable_ipv6 output >> And if it's =1, set it to 0. >> >> When NetworkManager is running, it may disable ipv6 on the interface if its not configured via NM... >> > Yes, that was it. Thanks!! > > But this's the default? The installer should be checked for this. > The default is not to disable ipv6 so something in your environment actively did this. This does, however, leave me somewhat confused as to how you claimed there was a fc00::1001 address on there and you were adding the additional address when you saw the refused message...