# How-to guides These guides help you complete specific tasks across the ADSys operations lifecycle. ## Windows domain controller Installation and configuration guides for the Windows domain controller. ```{toctree} :titlesonly: Setting up Active Directory Setting up adwatchd ``` ## Ubuntu client machine Installation and configuration guides for the Ubuntu client machine. ```{toctree} :titlesonly: Joining machine to Active Directory during installation Joining machine to Active Directory manually Setting up ADSys ``` ## Operations Create GPO rules in the domain controller and apply them to Ubuntu client machines. ```{toctree} :titlesonly: Using GPO with Ubuntu ```