Domain Join Test

Goal

Validate that the first Windows 11 client can join the domain and authenticate.

Prerequisites

• HQ-DC01 online
• DNS working
• DHCP lease received
• Firewall allows required AD traffic

Join domain

Add-Computer -DomainName "corp.gntech.lab" -Restart

Validate after reboot

whoami
nltest /dsgetdc:corp.gntech.lab
gpresult /r

Expected result

• Client joins the domain successfully.
• Domain user can sign in.
• Client discovers HQ-DC01.
• Group Policy applies.