You Ask! We Count!

Number of FSMO roles

How many FSMO roles are there?


Not too many people know that Flexible Single Master Operations, also named single master operation or operations master, is a feature of Microsoft’s Active Directory.  There are 5 FSMO roles:  1. Domain Naming Master —ForestWide Roles; 2. Schema Master —ForestWide Roles;3. RID Master (Relative ID Master) — Domain Wide Roles;4. PDC Emulator — Domain Wide Roles;5. Infrastructure Master — Domain Wide Roles.  Not too many persons know that FSMO is a specialized domain controller (DC) set of tasks.  They are used where standard data transfer and update methods prove to be inadequate.

This fact is verified on : November 6, 2013.

Leave a Response