[Samba] Samba 4.11.0RC1 replication with Windows2012R2 ?

[Fabio Fantoni]

Il 31/07/2019 00:05, Tim Beale via samba ha scritto:
> On 31/07/19 2:33 AM, Luc Lalonde wrote:
>> Here's my understanding of the workflow:
>>
>>   1. Upgrade Samba DC's to version 4.11.x
>>   2. Promote domain to schema 69
>>   3. Transfer FSMO roles to Windows 2008R2 Server
>>   4. Join Windows 2012R2 Server to domain
>>   5. Delete Windows 2008R2 Server
>>
> As you've already got a Windows 2008R2 DC in your network, when you join
> the 2012R2 DC it should automatically upgrade the schema. So this is
> probably the most reliable/easiest way for your setup:
>
> 1. Upgrade Samba DC's to version 4.11.x
> 2. Transfer FSMO roles to Windows 2008R2 Server
> 3. Join Windows 2012R2 Server to domain (this should automatically
> promote domain to schema 69).
> 4. Delete Windows 2008R2 Server
>
> You could in theory use samba to upgrade the schema instead, which would
> avoid the need for the FSMO role transfers. However, given you've got 2
> different Windows versions here, I think it's best here to let Windows
> sort out the interoperability. For reference, using Samba to do the
> schema upgrade would look like:
>
> 1. Upgrade Samba DC's to version 4.11.x
> 2. Promote domain to schema 69 (using samba-tool domain schemaupgrade)
> 3. Join Windows 2012R2 Server to domain.
>
> However, this approach would be more useful for users that didn't
> already have a Windows 2008R2 DC in their network.
>
>> When I join the Windows 2012R2 Server to the domain, how do I make
>> sure that it doesn't try to upgrade the functional level to 2012R2?
>>
> You have to manually raise the functional level. This shouldn't
> accidentally happen.
> https://support.microsoft.com/en-nz/help/322692/how-to-raise-active-directory-domain-and-forest-functional-levels
>
>> Do you know if 2012R2 functional level is planned for Samba 4.12.x ?
>>
> Sadly, no. Unfortunately this is a significant undertaking (it requires
> a lot of Heimdal/FAST/Claims support work). Right now, we'd need some
> more funding to make this happen.
>
Thanks for the useful information about different cases of samba upgrade 
for w2012r2.

About functional level to 2012R2 why doesn't the samba team make a 
specific crownfunding?