| Subject | English | Spanish |
| comp., MS | Microsoft Exchange Unified Messaging Service | Servicio de mensajería unificada de Microsoft Exchange (A service that implements Unified Messaging (UM) capabilities for UM-enabled users) |
| comp., MS | Unified Messaging language | idioma de Mensajería unificada (One of the languages in which Microsoft Exchange Server 2007 Unified Messaging (UM) functionality is supported by the availability of UM language packs) |
| comp., MS | Unified Messaging server role | rol del servidor Mensajería unificada (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) |