| Subject | English | Italian |
| IT | connectionless-mode transport protocol | protocollo di trasporto in modalità senza connessione |
| IT | Real-time Transport Protocol | Protocollo per il trasporto in tempo reale |
| commun., IT | retained transport protocol data unit | messaggio di trasporto trattenuto |
| commun., IT | retained transport protocol data unit | TPDU trattenuta |
| comp., MS | transport protocol | protocollo di trasporto (A protocol that governs the transport channel used for sending messages back and forth between two partners. With respect to trading partner management (TPM), only the AS2 protocol is supported) |