FSMO back ground
(AD) is a directory service created by Microsoft, and it comes as a set of processes and services in most versions of Windows Server operating systems. You can imagine AD as a database or a safe location that stores all the attributes of your users such as usernames, passwords, and more. This central repository automates many tasks such as management of user data, provision of security, and inter-operations with other directories. In the initial versions of AD, there were many chances for conflicts. For example, let’s say, a domain controller added a new employee to the database. Since the change was made to the AD, it was reflected throughout the enterprise, and that’s fine. A few seconds later, another domain controller wanted to delete the records of employees who no longer worked in the enterprise. Accidentally, it deleted this employee from the AD as well. The conflict management system that existed then followed the “last writer wins” policy, so the change made by the ...