User logins are divided up in two schema:
All user and groups can activate or deactivate and only configure in fsi portal.
If there is no windows domain configuration in the rzenv.xml file - a error will show if a domain user want to login:
and on the admin access user config page you will see no tab for domain user or groups:
If one windows domain is configure at least, you will see the two tabs: This is the domain user configuration tab.
users domain group roles will not added to his user roles