[Samba] Can Samba Be a Backup Domain Controller to an NT4 PDC?

[Basil Copeland]

On 6/6/05, Joris De Pooter <joris.de.pooter at atempo.com> wrote:
> Hello people,
> 
> taken from
> http://us3.samba.org/samba/docs/man/Samba-HOWTO-Collection/samba-bdc.html#minim-bdc
> 
> > Can Samba Be a Backup Domain Controller to an NT4 PDC?
> >
> > No. The native NT4 SAM replication protocols have not yet been fully implemented.
> >
> > Can I get the benefits of a BDC with Samba? Yes, but only to a Samba PDC.The main reason for implementing a BDC is availability. If the PDC is a Samba machine, a second Samba machine can be set up to service logon requests whenever the PDC is down.
> 
> 
> I don't understand what this means.
> I have a NT4 PDC and a NT4 BDC : they are on a different network.
> The BDC is old and i'd like to upgrade to Samba3.
> 
> Do you think it is possible or not ??

What it means is that if you want Samba to be a BDC, then the PDC has
to be Samba also.  So, no, it is not possible, as long as your PDC
remains NT4.