| Subject | English | Chinese Taiwan |
| comp., MS | public switched telephone network | 公用交換電話網路 (Public switched telephone network (PSTN) is used by standard analog telephone lines, available worldwide) |
| comp., MS | telephone device for the deaf | 失聰專用電話裝置 (A device that enables the transmission of typed messages over phone lines. These devices typically include keyboards for typing messages to send and display and/or printers to receive messages from one device to another) |
| comp., MS | Telephone User Interface | 電話使用者介面 (An interface that is used to navigate the menus of a Unified Messaging (UM) system using DTMF or touchtone inputs) |
| comp., MS | text telephone | 文字電話 (A device that enables the transmission of typed messages over phone lines. These devices typically include keyboards for typing messages to send and display and/or printers to receive messages from one device to another) |
| comp., MS | UM access telephone number | 整合通訊總機號碼 (A telephone number that points to a hunt group and is the access number for calls that are routed to Unified Messaging servers) |
