Protocol data unit: Difference between revisions

Revision as of 09:55, 9 September 2005

Revision as of 19:34, 12 September 2005

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#In layered systems, a unit of data that is specified in a [[communications protocol|protocol]] of a given [[layer]] and that consists of [[protocol-control information]] of the given layer and possibly [[user]] data of that layer. For example: [[BPDU| Bridge PDU]] or [[iSCSI]] PDU

: Source: from [[Federal Standard 1037C]]

It is sometimes used as a synonym for the more common term [[packet]].

In [[telecommunication]]s, the term '''packet data unit''' ('''PDU''') has the following meaning:

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The units that are transported in a [[LIN]] (Local Interconnect Network) diagnostic frame are called PDU (Packet Data Unit). A PDU used for node configuration is a complete message.

: Source: LIN Diag and Config Spec Revision

[[Category:Telecommunications]]