Noun
Initialism of power distribution unit.
Initialism of propwash deflection unit.
Initialism of professional development unit.
Initialism of protocol data unit.
Initialism of poor dumb user.
Source: en.wiktionary.orgA common feature in IT racks are mounting positions for "Zero-U" accessories, such as PDU (power distribution units) and vertical cable managers/ducts, that utilise the space between the rear rails and the side of the rack enclosure. Source: Internet
Each PDU contains a payload, called the service data unit (SDU), along with protocol-related headers and/or footers. Source: Internet
OSI model PDUs are relevant in relation to each of the first 4 layers of the OSI model as follows: citation *The Layer 1 (Physical Layer) PDU is the bit or, more generally, symbol (can also be seen as "stream"). Source: Internet
Although it was used as a response to both gets and sets, this PDU was called GetResponse in SNMPv1. Source: Internet
Any message field must not exceed the end of PDU. Source: Internet
Comment from Cormac Long (I worked on three versions of SMPP specification in Aldiscon/Logica and designed the ESME solution for Openmind Networks) The original intention of error scenarios was that no body would be returned in the PDU response. Source: Internet