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Samba Domain Functional Level, 24. The AD functional levels Raising the Functional Levels Changing the IP Address of a Samba AD DC Configuring LDAP over SSL (LDAPS) on a Samba AD DC Delegating administrative permissions to non-administrators Joining Machines to a Domain Account management Administer workstations Managing local groups on domain members via GPO restricted groups. To raise the domain functional level of an existing domain, after updating the smb. 10 all with identical functional levels. ) Apr 28, 2025 · While trying to get radius working with my Samba domain controller, I was looking for a way to get attributes like radiusTunnelPrivateGroupId into it. 0 March 18, 2026 ============================== This is the first Introduction Starting from version 4. The second option, setting the overall domain functional level indicates that all DCs should be at this functional level. To archive the same goal functional level can be increased on UCS, too. Aug 11, 2013 · What is the highest AD Forest functional level I can use and still have SAMBA 4 function as a domain controller. 0 Available for Download ============================== Release Notes for Samba 4. Samba operates at the forest functional level of Windows Server 2008 R2 which is more than sufficient to manage sophisticated enterprises that use Windows 10/11 with strict compliance requirements (including NIST 800-171. For example, to set the domain functional level to 2008_R2: For a list of supported domain functional levels, see Supported Functional Levels. Mar 29, 2019 · For Samba there is an article in the Samba-Wiki. Forest Functional Level 2016 and AD Schema 2022 ¶ Since 4. I have 10 domain controllers all running the latest patch of samba 4. 19. 0 (released in 2012,) Samba is able to serve as an Active Directory (AD) domain controller (DC). Can SAMBA 4 act as a domain controller in a Server 2012 functional level forest? Introduction Starting from version 4. Oct 30, 2025 · Discover the capabilities of Active Directory Domain Services functional levels and learn how they impact domain controllers and Windows Server compatibility. In the end the solution was something completely different, but anyhow: Here’s what I did to raise the domain level (and as it turns out the function and forest level) of my Samba domain Samba is an Open Source / Free Software suite that has, since 1992, provided file and print services to all manner of SMB/CIFS clients, including the numerous versions of Microsoft Windows operating systems. ) Samba is an Open Source / Free Software suite that has, since 1992, provided file and print services to all manner of SMB/CIFS clients, including the numerous versions of Microsoft Windows operating systems. 19 documentation I am going to assume that you already setup DNS and joined the controller to the domain. 7! Samba 4. Please check your Samba version! This article is written for Samba 4. Adjusting Functionality Levels If you need to adjust your domain and forest functionality levels, execute the following commands in the PowerShell (run as administrator) of the Active Directory server. 0, you can raise the domain functional level of an existing domain to FL 2016, and AD Schema version to 88 (Windows Server 2019 / 2022). Here is some documentation Adding a Windows AD to your Samba Active Directory domain — Samba-AD 4. May 2, 2024 · (I had to increase the domain and forest functional level with samba-tool) When you join the server, make sure you do the additional setup. Jan 9, 2025 · I am trying to upgrade my multi-node samba active directory domain from functional level 2008 R2 to 2016. conf and restarting Samba run May 2, 2024 · (I had to increase the domain and forest functional level with samba-tool) When you join the server, make sure you do the additional setup. But according to this page, we need to trigger that change by modifying the domain controllers smb. Currently Samba does not support to raise the functional level on the server side higher than 2008 R2. conf and restarting this service. To raise the domain functional level on a Samba Active Directory (AD) domain controller (DC), use samba-tool. Supported domain and forest functionality levels for SambaBox Active Directory integration. Apr 28, 2025 · Ok, that seems odd: There’s options to upgrade domain and forest level, but there’s no mentioning of function level. xvxbkes shi kxe2oxc xu8 keir gwx vris obtv dqwkns 5r0oh