See also: Your First Domain Controller
Best Practices: http://www.dell.com/support/article/us/en/19/SLN155801/EN
http://social.technet.microsoft.com/wiki/contents/articles/20098.setting-up-additional-active-directory-domain-controller-with-windows-server-2012.aspx
https://xpertstec.com/how-to-migrate-active-directory-server-2012-to-2022/