We have a mix of Windows 2012 and 2003 servers acting as domain controllers. We are about to kick off a project to replace this with a fresh start AD on only 2012 server.
We're thinking of running the new AD in parallel with the existing and migrating objects over to
reduce risk and down time. Is this a good idea? Are there any project plans out there that might highlight risks and best practices we should be following.
Our organisation is set up as follows: