| Subject | English | Japanese |
| comp., MS | Messaging Server | メッセージング サーバー (The server that provides messaging capabilities and manages network services for Windows Essential Business Server) |
| comp., MS | Unified Messaging server role | ユニファイド メッセージング サーバーの役割 (A set of components and services that enable voice, fax, and e-mail messages to be stored in a user's single mailbox. Users can also access their Microsoft Exchange Server 2007 mailbox from a telephone or a computer) |