Summary Microsoft must have been listening to the complaints about Active Directory limitations because Windows Server 2008 allows multiple password policies within a domain, read-only domain ...

When domain controller X registers its SRV records in DNS, it checks to see if any poor, neglected Active Directory sites don’t have any domain controllers in the same domain as X.

With the Active Directory Domains And Trusts branch selected, you can connect to a domain controller, view or change the domain operations masters, and raise the forest functional level.

Earlier this week I saw a situation in which someone with a small, single-domain controller network performed a restoration of their domain controller. This restoration effectively reverted the ...

Once the new domain controller is up and running, be sure to allow plenty of time for the Active Directory database to fully replicate before attempting to replace another domain controller.

If The system cannot contact a domain controller to service the authentication request when connecting to a server, here are working fixes!

This can cause the SYSVOL folder on this server to become out of sync with other domain controllers. Active Directory Domain Services was unable to establish a connection with the global catalog.

Know the placement of server roles within the forest and domain and how to go about moving those roles to other domain controllers, either by transferring them or seizing them.

Since Azure Active Directory Domain Services has full support for Kerberos, NTLM and Group Policy, it is pretty much a stand-in replacement for a domain controller.