How To Domain Join Ubuntu. The domain must be adsiuedu because other domains for example physicsindianaedu cannot be dynamically updated. You will be surprised how easy this is to do.
Where DOMAIN_NAME is the name of the Windows domain you want to join and USER is the user you authenticate with. It is used to allow users to log into a Linux server using their AD domain credentials. Add the Ubuntu machine in the domain.
After realmd installs successfully enter the next command to join the domain.
Check and confirm AD admin account and the password. The command also adds entries in the etchosts file. Proceed to Step 3. It is used to allow users to log into a Linux server using their AD domain credentials.