[Samba] Demoting an offline DC

Sven Schwedas sven.schwedas at tao.at
Wed Jul 12 12:17:17 UTC 2017

On 2017-07-12 14:07, Mitocariu Emilian via samba wrote:
> Hi,
> I have an offline DC that i want to demote and i read here
> https://wiki.samba.org/index.php/Demoting_a_Samba_AD_DC#Demoting_an_Offline_Domain_Controller
> that my samba version has to be at least 4.4, but all my DCs have samba
> 4.3.11. Is it enough if just one of the DCs has samba 4.4+ or does all my
> DCs need at least samba 4.4 for demoting an offline DC?

Update all DCs, then do offline demoting. Everything else will lead to
AD replication breaking in fun and exciting ways.

> Also, is there a way of demoting on offline DC with samba older than 4.4?
> Maybe if i create a DC with the same name as the one i want to remove, join
> the domain and then do a proper demoting?

That breaks AD even harder, don't even try it.

Mit freundlichen Grüßen, / Best Regards,
Sven Schwedas, Systemadministrator
Mail/XMPP sven.schwedas at tao.at | Skype sven.schwedas
TAO Digital | Lendplatz 45 | A8020 Graz
https://www.tao-digital.at | Tel +43 680 301 7167

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