| Subject | English | Spanish |
| commun., IT | customer network interface | interfaz usuario-red |
| commun., IT | ISDN user-network interface structure | estructura de interfaz usuario-red |
| commun., IT | ISDN user-network interface structure | estructura de interfaz |
| commun., IT | ISDN user-network interface structure | estructura de interfaz usuario-red de la RDSI |
| telecom. | ISDN user-network interface structure | estructura de la interfaz de la red de usuarios RDSI |
| commun. | LAN emulation network-to-network interface | interfaz de emulación de LAN entre redes |
| commun., IT | Local Network Interface | Interfaz nacional local |
| commun., IT | multipurpose user-network interface | interfaz usuario-red polivalente |
| commun., IT | network interface | interfaz de red |
| IT | network interface block | bloque de interfaz de red |
| commun., el. | network interface card | tarjeta adaptadora de red |
| commun. | network interface card/controller | tarjeta controladora de interfaz de red |
| commun. | network interface card/controller | tarjeta NIC |
| commun. | network interface card/controller | controlador de interfaz de red |
| commun., el. | network interface controller | tarjeta adaptadora de red |
| comp., MS | network interface layer | nivel de interfaz de red (A layer of the TCP/IP DARPA model that is responsible for placing TCP/IP packets on the network medium and receiving TCP/IP packets off the network medium. The network interface layer is also called the network access layer) |
| commun., IT | network-to-network interface | interfaz entre dos dispositivos de red |
| commun. | private network-to-network interface | interfaz privada entre redes |
| commun., IT | telephone network interface | interfaz de red telefónica |
| commun., IT | user-network interface | interfaz usuario-red |
| commun., IT | user network interface | interfaz usuario-red |
| telecom. | user-network interface | interfaz de la red de usuarios |
| commun., IT | user-to-network interface | interfaz usuario-red |