A DC is a lighthouse; it can't move. Assign a static IP and set the Preferred DNS to the IP of your existing DC.
Open Command Prompt and type repadmin /showrepl . If you see "Successful," your DCs are officially talking. A DC is a lighthouse; it can't move
Now that the new server is a DC, change its Preferred DNS to 127.0.0.1 (itself) and set the Alternate DNS to your first DC. Pro-Tip: The "Forgotten Step" If you see "Successful," your DCs are officially talking
Building an additional Domain Controller (DC) isn’t just about redundancy; it’s about ensuring your network never has a "bad day." Think of it as hiring a second manager for a busy office—if one goes on vacation (or crashes), the other keeps the business running without anyone noticing. Before you touch the AD DS role, your
Before you touch the AD DS role, your new server needs a solid foundation.
Once the installation finishes, you’ll see a yellow warning flag in Server Manager. Click it and select .
Here is a streamlined, professional guide to adding a Windows Server 2022 DC to your existing environment. Phase 1: The "Pre-Flight" Checklist