| Subject | English | French |
| telecom. | data link layer | couche de liaison de données |
| commun., comp. | data link layer | couche de liaison |
| commun., comp. | data link layer | couche 2 |
| commun., comp. | data link layer | couche liaison de données |
| comp., MS | data-link layer | couche de liaison de données (Layer two of the OSI model. A layer that packages raw bits from the physical layer into frames (logical, structured packets for data). This layer is responsible for transferring frames from one computer to another, without errors. After sending a frame, the data-link layer waits for an acknowledgment from the receiving computer) |
| comp., MS | link layer | couche liaison (The lowest layer of the Internet Protocols, concerned with the physical interconnection of computers) |
| comp. | link layer | couche liaison de données |
| IT | set of data link and physical layers | ensemble couche liaison-couche physique |