| Subject | English | Korean |
| comp., MS | answer-only modem | 응답 전용 모뎀 (A modem that can receive but not originate calls) |
| comp., MS | broadband modem | 광대역 모뎀 (A modem for use on a broadband network. Broadband technology allows several networks to coexist on a single cable. Traffic from one network does not interfere with traffic from another, since the conversations happen on different frequencies, rather like the commercial radio system) |
| comp., MS | cable modem | 케이블 모뎀 (A device that enables a broadband connection to the Internet by using cable television infrastructure. Access speeds vary greatly, with a maximum throughput of 10 megabits per second (Mbps)) |
| comp., MS | callback modem | 콜백 모뎀 (A modem that, instead of answering an incoming call, requires the caller to enter a touch-tone code and hang up so that the modem can return the call. When the modem receives the caller's code, it checks the code against a stored set of phone numbers. If the code matches an authorized number, the modem dials the number and then opens a connection for the original caller. Callback modems are used when communications lines must be available to outside users but data must be protected from unauthorized intruders) |
| comp., MS | fax modem | 팩스 모뎀 (A modem that sends (and possibly receives) data encoded in a fax format (typically CCITT fax format), which a fax machine or another modem decodes and converts to an image) |
| comp., MS | internal modem | 내장형 모뎀 (A modem constructed on an expansion card to be installed in one of the expansion slots inside a computer) |
| comp., MS | modem compression | 모뎀 압축 (A technique used to reduce the number of characters transmitted without losing data content. The transmitting modem compresses the data and the receiving computer or modem decompresses the data back to its original state) |
| comp., MS | modem server | 모뎀 서버 (A server that manages a group of modems. When someone on a network dials out from a computer, or dials in to a computer from another location, the server provides the next available modem to make the connection) |
| comp., MS | null modem | Null 모뎀 (Special cabling that eliminates the modem's need for asynchronous communications between two computers over short distances. A null modem cable emulates modem communication) |