Problem with DNS setting Samba 4 alpha 5

ogy_hpower ogy_hpower at
Mon Aug 11 00:36:14 GMT 2008

Hi Andrew,

We go back to the Samba 4 with LDAP backend.
How about the replication at here? Since u said the multiple dc is possible with LDAP backend

----- Original Message ----
From: Andrew Bartlett <abartlet at>
To: kstan <kstan79 at>
Cc: ogy_hpower <ogy_hpower at>; samba-technical at
Sent: Monday, 11 August, 2008 7:30:12 AM
Subject: Re: Problem with DNS setting Samba 4 alpha 5

On Thu, 2008-07-31 at 23:32 +0800, kstan wrote:
> 在 2008-07-31四的 23:20 +1000,Andrew Bartlett写道:
> > On Thu, 2008-07-31 at 12:47 +0000, ogy_hpower wrote:
> > > Hi all,
> > > I have test the alpha 5 (actually i'm just a newbie inside this mailing list.)
> > > Can somebody help me with the provision setup?:
> > > 1) Differentiate between realm and domain
> > 
> > Domain means the netbios name, realm is the dns based name. 
> > 
> > > 2) Server role that can be support by the smb.conf
> > >            - can it be additional domain controller? if can how to? 
> > 
> > With an LDAP backend, it is possible (see request on this list to assist
> > in making this automatic) to have multiple domain controllers.  
> > 
> > > 3) I have this scenario; I have this samba 4 as the PDC; can i used
> > > the win2k3 to be as the additional domain controller? i have used the
> > > DCPROMO; at the end, it failed to synchronize. Is possible to make it?
> > No.  We do not implement the required protocols. 
> > 
> I know that the complete replication (include site-site and etc) is very
> complex. Refer:
> However, after windows 2003 promoted to new additional DC. I guess we
> can do the manual replication (using RFC standard protocol) via Linux
> ldaps->Windows AD ldaps, rsync Linux sysvol->Windows sysvol, and finally
> Linux DNS to Windows DNS(Not AD integrated), is it possible (Of course
> there is much more thing which is I can imagine now)?

If you were to start manual replication, you would not be able to
replicate the passwords.  We have full documentation for the DRS
replication protocols (thanks to the EU anti-trust judgement), just not
the implementation. 

Andrew Bartlett
Andrew Bartlett
Authentication Developer, Samba Team
Samba Developer, Red Hat Inc.

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