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.
(1995-12-19)
Nearby terms:
application program « Application Program Interface
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Protocol Data Unit » Applications Development
Manager » application server » Application Service
Element
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