How to plan AD migrations
AD migration from an older version to a newer one is a common requirement for any AD infrastructure. As time goes by, operating systems go out of support. Even if an organization is not looking to implement new AD features, sometimes they have to migrate to a newer version if the operating system is out of support. In a typical AD migration process, a new AD DS version will be installed on a new server. Then, the FSMO roles will migrate to the new domain controllers.
Once this is completed, the older version of AD DS will be decommissioned. Afterward, the domain and forest functional levels will be raised to match the new AD DS version. Even though each AD DS version has core functions that are the same, newer versions always have new features and enhancements that apply to the domain or forest level.
There can be many reasons why an organization may consider an AD migration. I have listed a few reasons as follows:
- To implement new...
