| Subject | English | Italian |
| commun., IT, industr. | Address Resolution Protocol | protocollo di risoluzione degli indirizzi |
| IT, engl. | Address Resolution Protocol | Address Resolution Protocol |
| comp., MS | multicast address resolution service | servizio MARS (A service for resolving multicast IP addresses to the asynchronous transfer mode (ATM) addresses of the clients that have joined that multicast group. MARS can work in conjunction with the multicast server (MCS) and clients to distribute multicast data through point-to-multipoint connections) |
| commun. | reverse address resolution protocol | Protocollo di risoluzione inversa dell'indirizzo |