Domain Controller Failover
Some domain controllers would start without problems some would have problems some of the time and others would have problems all the time.
Domain controller failover. This ensures a common authorization framework for services as they fail over from one node another. The domain controller that is replicated by using site recovery is used for test failover. It also means that the clients accessing the services of the failover cluster can participate in this same authorization framework.
Systems running windows server 2008 r2 failover cluster services must be members of a domain. Domain controller failover troubleshooting by mike mosley august 17 2018 after running a failover it is common to find that your domain controller dc is not operating properly. The domain controller is a global catalog server.
Because these servers control the overall domain and dns functionality this can cause the rest of your protected services or applications to fail. When the customer performs a test failover to produce the domain controller for the test environment most of the times the domain controller would not function properly.