Encyclopedia > Protocol data unit

Article Content

Protocol data unit

In telecommunications, the term protocol data unit (PDU) has the following meanings:

1. Information that is delivered as a unit among peer entities of a network and that may contain control information, address information, or data.

2. In layered systems, a unit of data that is specified in a protocol of a given layer and that consists of protocol-control information of the given layer and possibly user data of that layer.

Source: from Federal Standard 1037C

All Wikipedia text is available under the terms of the GNU Free Documentation License

Search Encyclopedia

Search over one million articles, find something about almost anything!

Featured Article

Reformed churches

... the Reformation to the present time. The Hungarian Reformed Church has adopted the Heidelberg Catechism[?] and the Second Helvetic Confession[?] as a definition of their ...