Webopedia on Google+Webopedia on TwitterWebopedia on FacebookTech Bytes Blog
Main » TERM » P »

PDU - Protocol Data Unit or Power Distribution Unit

(1) Short for Protocol Data Unit. The term used to describe data as it moves from one layer of the OSI model to another. In this reference, PDU is often used synonymously with packet.


(2) Short for Power Distribution Unit. An electrical device used to control the distribution of power to individual loads. The PDU may be a stand-alone controlled device or it may be integrated directly into the UPS (uninterruptible power supply).







TECH RESOURCES FROM OUR PARTNERS
DID YOU KNOW?
5 Best Valentines Day Ideas for Open Source Romantics

Because nothing says "I Love You" Like an open source app. Read More »

Guarding your Data against Cyber Attacks

In this new era of heightened stakes comes an increased need for a comprehensive security strategy. Let's take a look at how cyber-threats have... Read More »

The Great Data Storage Debate: Is Tape Dead?

Tape clearly is on the decline. But remember, legacy systems can hang for a shockingly long time. Read More »

QUICK REFERENCE
Network Fundamentals Study Guide

A network is a group of two or more computer systems or devices, linked together to share resources, exchange files and electronic communications.... Read More »

Computer Architecture Study Guide

This Webopedia  study guide describes the different parts of a computer system and their relations. Read More »

Webopedia Polls

The trend for the past two years has been for shoppers to spend more online during the holiday season. How do you typically shop for holiday... Read More »