ALL meanings of application protocol data unit
- noun Technical meaning of application protocol data unit (networking) (APDU) A packet of data exchanged between two application programs across a network. This is the highest level view of communication in the OSI seven layer model and a single packet exchanged at this level may actually be transmitted as several packets at a lower layer as well as having extra information (headers) added for routing etc. 1
- noun application protocol data unit (networking) A packet of data exchanged between two application programs across a network. 0