Domain Functional Level Compatibility Matrix

Today i recognized that it is not easy to find a comprehensive summary table about active directory domain and forest functional levels operating mode on the internet.

Domain functional level compatibility matrix. This includes minor and patch level releases of the net framework. We only have 2003 dcs at the moment and are replacing. Functional levels determine the available active directory domain services ad ds domain or forest capabilities. Feature set of a particular dfl will be available for a dc if it runs on the operating system version that is compatible with the functional level.

Forest domain functional level will still be 2003. We aren t covered for 2008 r2 under software assurance. Are 2007 sp1 ru9 2003 sp2 servers supported in this configuration. I need to perform a migration of from 2008 r2 to 2016 and was curious if there are any potentially incompatibility problems with sql server versions 2008 through 2014 if i am running on an active directory 2016 functional level.

It works with windows domain ad is what i am curious about we have a large volume of sql servers 2008 through 2014. If you are upgrading exchange server from an unsupported cu to the current cu and no intermediate cus are available you should first upgrade to the latest version of net that s supported by your version of exchange server and then immediately upgrade to the current cu. However functional levels do not affect which operating systems you can run on workstations and member servers that are joined to the domain or forest. After you set the domain functional level to a certain value in windows server 2008 r2 you cannot roll back or lower the domain functional level with one exception.

When you raise the domain functional level to windows server 2008 r2 and if the forest functional level is windows server 2008 or lower you have the option of rolling the domain functional level back to windows server 2008. Welche domain controller bei welchem domain functional level unterstützt werden geht ebenfalls auf der liste hervor. You can set the domain functional level to a value that is higher than the forest functional level but you cannot set the domain functional level to a value that is lower than the forest functional level. They also determine which windows server operating systems you can run on domain controllers in the domain or forest.

The articles covers os versions for dcs and forest domain levels but not the schema forest domain prep levels. Domain functional level dfl determines the features of a domain controller dc based on the windows server operating system os it runs on. There are some explanations with the functions up to windows server 2008 r2 and some on the differences between windows server 2008 r2 and windows server 2012.