Dec 16, 2025 · The OSI (Open Systems Interconnection) Model is a set of rules that explains how different computer systems communicate over a network. OSI Model was developed by the …

OSI had two major components: an abstract model of networking, called the Basic Reference Model or seven-layer model, and a set of specific protocols. The OSI reference model was a major advance in …

Dec 17, 2025 · The Open Systems Interconnection (OSI) model describes seven layers that computer systems use to communicate over a network. The OSI model is divided into seven distinct layers, …

Explore the OSI Model, its layers, and functions in computer networking. Understand how data communication works through this essential framework.

The Open Systems Interconnection (OSI) model is a conceptual framework that divides network communications functions into seven layers. Sending data over a network is complex because …

The Open Systems Interconnection (OSI) model—also called the OSI reference model—is a conceptual model that divides network communication and interoperability into seven abstract layers.

Feb 26, 2026 · This tutorial provides an overview of the OSI reference model, detailing the seven layers and the specific functions of each layer with examples.