[Samba] Make new server the "master"

Rowland penny rpenny at samba.org
Sun Sep 6 20:53:38 UTC 2020

On 06/09/2020 21:36, me at tdiehl.org wrote:
> Hi Rowland,
> I am confused by the above. How is FallbackDNS different from
> having a 2nd or 3rd DNS server listed? I would think that the resolver 
> should
> have both DC's listed in it and use forwarders for external name 
> resolution.
> That way if the DNS service on one of the DC's dies as far as the 
> users are
> concerned things continue to work as expected. A bit slower but 
> working none
> the less.
> So the real question is, Why public DNS for the FallbackDNS setting?
> Regards,

It is a DC, so if it crashes because the database has corrupted, then it 
is highly likely that all DC's will be affected, then you may need an 
external dns server. If it was Debian, you could set /etc/resolv.conf 
directly and set all three (both DC's and google)


More information about the samba mailing list