[Samba] Replication of Samba 4.8 DC to 4.19 ?
abartlet at samba.org
Fri Oct 13 06:27:49 UTC 2023
On Wed, 2023-10-11 at 10:04 +0100, miguel medalha via samba wrote:
> I have a particular AD domain which, due to hardware- and OS-related issues,
> is still at version 4.8.12.
> It is finally possible to upgrade the system. If I add a new version 4.19 DC
> to the domain, will it replicate correctly from version 4.8.12, or will I
> need to upgrade in phases, from major version to major version?
> The current DCs would then be removed from the domain and scrapped.
> Any tips, in particular those coming from direct experience with a similar
> situation, would be much appreciated.
It should be OK. Use samba-tool ldapcmp to check you got everything
correctly replicated, but it should work fine.
We have logic to detect and work around some of the problem
combinations and even did work to upgrade Samba 4.4 domains recently.
Andrew Bartlett (he/him) https://samba.org/~abartlet/
Samba Team Member (since 2001) https://samba.org
Samba Developer, Catalyst IT https://catalyst.net.nz/services/samba
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