Active Directory: Using Catch-All Subnets in Active Directory

June 2009

In an ideal world, users are directed to the appropriate domain controller for Active Directory authentication, but this is not necessarily what happens in most organizations due to IP subnet information not being properly defined in Active Directory. This article presents a solution to ensure users locate the appropriate DC for authentication—a catch-all subnet to catch the authentication from clients on subnets are not defined in Active Directory.