In telecommunications, a protocol data unit (PDU) is a single unit of information transmitted among peer entities of a computer network. It is composed of protocol-specific control …

Jul 23, 2025 · Along with the data, it contains protocol-specific control information. Each layer will add (or delete) its protocol information as a PDU moves down (or up) each layer.

Feb 18, 2025 · A protocol data unit (PDU) is the basic unit of exchange between entities that communicate with a specified networking protocol. It's important for network professionals to …

Nov 27, 2025 · In computer networking, the term Protocol Data Unit (PDU) refers to the specific, structured form that data takes as it moves through different layers of a communication model.

Definition: A Protocol Data Unit (PDU) is a unit of data specified in a protocol of a given layer in the OSI (Open Systems Interconnection) or TCP/IP model. A PDU contains control information …

A Protocol Data Unit (PDU) is the structured unit of data used in network communication. It defines how information is packaged for transmission between devices.

PDUs are designed to encapsulate data at each layer of the networking protocol stack, enabling protocol layering and abstraction. Each layer adds its own header information to the original …

What does Protocol Data Unit mean? A Protocol Data Unit (PDU) is a discrete, self-contained packet of data that is transmitted and received by network devices within a specific …

Jun 7, 2025 · The Protocol Data Unit (PDU) is a fundamental concept in network communication, serving as the basic building block of data exchange between devices on a network.

A protocol data unit (PDU) is a single, specific block of data transferred between entities of the same layer in a network architecture, such as the OSI (Open Systems Interconnection) model …