[[feature-realmd]]= realmdIf available on the system, Cockpit useshttps://www.freedesktop.org/software/realmd/[realmd] and the DBus APIsit provides to configure the system's Active Directory or IPA domainmembership.Not all systems can join all kinds of domains. This depends on theavailability of the necessary client software.For non root users, realmd controls access to its APIs viaxref:privileges.adoc[Policy Kit] and a user logged into Cockpit will havethe same permissions as they do from the command line.To perform similar tasks from the command line, use thehttps://www.freedesktop.org/software/realmd/docs/realm.html[realm]command:....$ realm join example.comPassword for Administrator:....http://www.freedesktop.org/software/realmd/[realmd] sets updomain-qualified user names by default, i. e. login user names look like"`+user@example.com+`". For using unqualified names (just "`+user+`"),set the `+fully-qualified-names+` option inhttps://www.freedesktop.org/software/realmd/docs/realmd-conf.html[/etc/realmd.conf]before joining a domain.Cockpit requests an SSL certificate from the IPA server for`+cockpit-ws+` with thehttps://www.freeipa.org/page/Certmonger[ipa-getcert] command.