DNS not working in Fedora 14

Dick Holland fedora at xegetix.com
Sun Jan 2 12:31:37 UTC 2011


On Sun, 2011-01-02 at 12:27 +0000, Dick Holland wrote:
> On Sun, 2011-01-02 at 07:10 -0500, Tom H wrote:
> > On Sun, Jan 2, 2011 at 6:27 AM, Dick Holland <fedora at xegetix.com> wrote:
> > 
> > 
> > > Sending "dig -t aaaa google.com" to my local DNS server:
> > >
> > > So the "no response" I guess means IPv6 is not supported by the server.
> > >
> > > Sending "dig -t aaaa google.com" to my ISP's DNS servers:
> > >
> > > No answer from the ISP either! So I guess that means they don't support
> > > IPv6 either.
> > 
> > I don't think that google.com has an ipv6 address. I think that you
> > have to query ipv6.google.com.
> > 
> 
> The test is not for google, it's to see if the ISP's DNS servers would
> respond to a request for an IPv6 AAAA record.
> 
> > 
> > > All this leaves me with one question: is there a way of turning off
> > > these IPv6 DNS requests in Fedora?
> > 
> > Disable ipv6.
> 
> I have disabled IPv6 by adding an "install ipv6 /bin/true" line
> into /etc/modprobe.d/dist.conf and by disabling the ip6tables Service.
> This does allow Firefox to find web sites (whihc it would not do
> before), but does not allow telnet or ftp to work. The results are
> excatly as before. So that seems to indicate that even after disabling
> IPv6, IPv6 DNS requests are still being issued.
> 

Tom, I'll try the test you suggested and post the result.

-- 
Dick Holland



More information about the users mailing list