[Samba] Make new server the "master"

Peter Pollock peter.pollock at kingschristian.org
Sat Sep 5 21:36:46 UTC 2020

..and also, kinit fails if I don't have as the first nameserver
in resolv.conf

On Sat, Sep 5, 2020 at 10:26 AM Rowland penny via samba <
samba at lists.samba.org> wrote:

> On 05/09/2020 17:54, Peter Pollock via samba wrote:
> > Please forgive me, I'm not sure what terminology to use here so this
> > question may sound wrong.
> >
> > I have built two servers samba servers with a new domain. They replicate
> > happily and I can seem to do everything I could ever want on them.
> >
> > DC01 holds all the FSMO roles and, as the first one built, acts as the
> > "master" for DNS. Nothing works well on either server if DC01 is not at
> the
> > top of the hosts file.
> Both DC's are dns masters, it is known as multi-master. Each DC should
> use its own ipaddress for its nameserver in /etc/resolv.conf, so
> something is wrong if it doesn't work.
> >
> > But this is in a temporary environment and what I'd like to do is build
> two
> > production servers, connect them to this AD domain, get them working and
> > then have them take over all the FSMO roles and for one of them to become
> > the master for DNS so that I can switch off these two test servers I have
> > built.
> No, you lost me there, you will have two good DC's and you will add
> another two good DC's and then turn off the first two, why ?
> > My question is, what do I have to do to make another server the "master"?
> > is it just transferring the FSMO roles or is there something else (apart
> > from updating the host files on all the live servers)?
> There is no concept of a 'master' in AD, all DC's are equal except for
> the FSMO roles and they can be on any DC, in fact, if you had seven
> DC's, you could have an FSMO role on each. You can transfer all the
> roles to any DC, but it wouldn't make it the 'master', because there is
> no master.
> Rowland
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