| Subject | English | Spanish |
| commun., IT | Data Terminal Ready | Terminal de datos listo |
| comp., MS | data terminal ready | terminal de datos preparado (A signal used in serial communications sent, for example, by a computer to its modem to indicate that the computer is ready to accept an incoming transmission) |
| commun., IT | ready-to-attach data terminal equipment | equipo terminal de datos listo para conectar |
| commun., IT | ready-to-attach data terminal equipment | ETD listo para conectar |