Some knowlege from the top of my head

My personal blog

  1. How to demote a Domain Controller

  2. Remove unwilling B2D device in Backup Exec

  3. What to remove in DNS to to stop Client Access to Domain Controllers

  4. Demoting a Domain controller without uninstalling the Role

  5. Remove-ADUser -> Remove-ADObject

  6. Special NTP GPO for the PDC

  7. Moving users automatically after logging into new platform.

  8. NetBIOS vs FQDN server names

  9. Using Network Monitor to check for LDAP traffic before demoting Domain Controller.

  10. Different ways of specifying Internet Explorer Zones