| Subject | English | German |
| gen. | computer aided telephony CAT | computergestützte Telefonie |
| comp. | computer telephony | computerintegrierte Telefonie |
| comp. | computer telephony | rechnerintegrierte Telefonie |
| commun. | computer telephony integration | Telefonieren mit dem Computer |
| comp., MS | computer telephony integration | Computer-Telefonie-Integration (The practice of using a computer to control one or more telephone and communications functions) |
| comp. | computer-integrated telephony | computerintegrierte Telefonie |
| commun. | computer-integrated telephony | rechnerintegriertes Telefonieren (IN) |
| comp. | computer-integrated telephony | rechnerintegrierte Telefonie |