| Subject | English | Polish |
| IT | common communications network/common systems interface | wspólna sieć łączności / wspólny system połączeń |
| IT | common communications network/common systems interface | CCN/CSI |
| telecom. | ISDN user-network interface structure | struktura interfejsu użytkownik-sieć ISDN |
| commun., IT | Local Network Interface | lokalny interfejs krajowy |
| gen. | network interface card | karta sieciowa |
| comp., MS | network interface layer | warstwa interfejsu sieciowego (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) |
| comp., MS | Network Store Interface | Interfejs magazynu sieciowego (A service that is responsible for delivering kernel mode networking related notifications to user mode applications) |
| telecom. | user-network interface | interfejs użytkownik-sieć |