Updating active directory schema
The first step is to download the Exchange binaries and extract them to a local folder.Then, open an elevated Power Shell (or cmd for the die-hard fans) and run with the /prepareschema switch: Once this is done, you will be able to use the newly introduced attributes.Schema updates in AD are a sensitive action and you must be prepared to do a full restore of the DC holding the role of schema master if something goes wrong.This is even more true in Samba 4 given it does not always generate some critical attributes that are generated on Microsoft AD and this lack of attributes can lead to a un-start-able samba provision.Are there any problems with reactivating a DC that was offline during a schema update? You can only add new schema to AD, you can never delete anything.For this reason you should always carefully evaluate alternatives when software requires schema extensions or updates; be sure it's something you're willing to commit to using. If you only have one DC in your forest, it's very straight forward. When you sign in to comment, IBM will provide your email, first name and last name to DISQUS.
Perform these updates only if you need them and if you know how to restore the provision on the schema master. This extension allow you to store automount information in LDAP.This guide is more of a reflection on the steps I took to publish the Bit Locker recovery keys of machines deployed on an Active Directory domain.Microsoft has gobs and gobs of information on this subject which can be a tad overwhelming, so I have tried to consolidate this article down as much as possible, citing Microsoft sources where found.What I'm looking for is advice on the best backout plan for schema changes, just in case it actually does go wrong.Would it be acceptable to take one DC offline during the update, for example, and use that to roll back the entire environment if the schema update failed?