[Samba] How to properly demote a W2003 from Samba4?

Sam sr42354 at gmail.com
Fri May 15 09:45:17 MDT 2015

Hello Andrey,
Yes, I transfered all the available roles with the Ntdsutil command.
and samba-tool fsmo show return all roles.

Le 15/05/2015 17:26, Andrey Repin a écrit :
> Greetings, Sam!
>> Hello all,
>> I'm always trying to migrate from W2000 server to Samba 4.
>> For doing this, I tried this :
>> - install a W2003 server with AD and DNS services, join it to W2000,
>> transfer roles and after demote the old W2000 -> done
>> - install a Sernet Samba4 with Bind9, join W2003, transfer roles -> done
>> At this point the sync process is working in two way, I can manage DNS
>> and AD with rsat tool even directly on the Samba4 server... Which was
>> hard to do this to work properly! ;)
>> Now I can't demote the W2003 server, the only way I find is to use
>> "dcpromo.exe /froceremoval" command... ( the alone "dcpromo.exe" command
>> don't work... )
>> But now Samba4 always trying to contact the w2003 server and I can't
>> clean the dns and active directory, I've some error for example in
>> "domain controllers" section of the AD...
>> if I try "samba-tool domain level raise --domain-level=2008_R2" I read
>> "ERROR: Domain function level can't be higher than the lowest function
>> level of a DC!"
>> So how to do a clean demote process even manualy? ( I can't set up a
>> fresh new AD because I have too many users profile to move...)
>> Thanks for helping! :)
> Did you transfer all seven roles?

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