| Subject | English | Finnish |
| commun. | back-up domain controller | toimialueen varaohjauskone |
| comp., MS | domain controller | toimialueen ohjauskone (In an Active Directory forest, a server that contains a writable copy of the Active Directory database, participates in Active Directory replication, and controls access to network resources) |
| commun. | primary domain controller | toimialueen pääohjauskone |