Minimizing Risk During AD Upgrades

So you need to upgrade your AD domains and forests to W2K8 or W2K8R2 DCs to take advantage of new cool features.  But your concerned about what’s going to break once you begin introducing new DCs. Fortunately, we have lots of documentation available regarding changes in the OS which should help customers determine up front the…


W2K3 to W2K8 and W2K8R2 Active Directory Upgrade Considerations

  I have collected some upgrade considerations from a couple colleagues of mine and have been sharing them on our internal technical DLs as the question comes up.  I have gotten positive feedback on the notes and have been encouraged to post them.  So, here they are.  Though, the real thanks go out to my…

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Authoritative restore issue with LVR enabled attributes

I recently came across a DR scenario a colleague worked on that I thought should be documented so administrators can adequately plan for this or prevent it from occurring in the first place. This scenario can only happen in a forest that started life as a W2K forest and was upgraded to W2K3 FFL. This…


So, you want to clean up your forest of lingering objects before you set your forest to strict?…But you have Windows 2000 DCs in the forest.

This is part 2 of my lingering object blog series.  The purpose of this blog is to help customers with Windows 2000 DCs make informed decisions on how to tackle this problem on a forest wide scope.  For the sake of brevity, please review my first blog on this topic for the “Alphabet soup” “What…


Clean that Active Directory forest of lingering objects

So, you want to clean up your forest of lingering objects before you set your forest to strict? Good choice! This little database inconsistency can cause big business continuity issues. A change to strict replication consistency while lingering objects still exist in the forest can result in replication outages which themselves can cause big business…