| Subject | English | Russian |
| comp. | COM port | коммуникационный порт (a plug-in socket in back of the computer for hooking up devices such as modems) |
| comp., MS | COM port | последовательный порт (A serial communications port used to connect a device, such as a modem, printer, or mobile device, to a computer) |
| automat. | COM port | порт для микрофильмирования |
| IT | COM port | СОМ-порт |
| telecom. | COM 1 port | COM1-порт (oleg.vigodsky) |
| Gruzovik, IT | COM port | порт связи |
| comp., net. | COM port | последовательный порт |
| el. | COM port | COM-порт |
| comp., MS | COM port | COM-порт (A serial communications port used to connect a device, such as a modem, printer, or mobile device, to a computer) |
| Gruzovik, comp. | COM port | коммуникационный порт (communications port) |
| IT | COM port does not exist | COM-порт не существует |
| IT | No COM: ports | Нет последовательных портов |
| telecom. | serial COM port | последовательный COM-порт (oleg.vigodsky) |