protocol data unit

Protocol Data Unit

(PDU) A packet of data passed across a network. The termimplies a specific layer of the OSI seven layer model and aspecific protocol.

protocol data unit

The technical name of a frame of data transmitted over the data link layer (layer 2) in a communications network. Ethernet and Token Ring are examples of this layer. Many people neither use the term PDU nor the term frame, but call every unit of data traveling over a network a "packet." See OSI model and packet.

单词	protocol data unit
释义	DictionarySeepacket protocol data unit Protocol Data Unit (PDU) A packet of data passed across a network. The termimplies a specific layer of the OSI seven layer model and aspecific protocol. protocol data unit The technical name of a frame of data transmitted over the data link layer (layer 2) in a communications network. Ethernet and Token Ring are examples of this layer. Many people neither use the term PDU nor the term frame, but call every unit of data traveling over a network a "packet." See OSI model and packet. MedicalSeePDUSee PDU See PDU
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