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  1. OSI model - Wikipedia

    The Open Systems Interconnection (OSI) model is a reference model developed by the International Organization for Standardization (ISO) that "provides a common basis for the coordination of …

  2. What is OSI Model? - Layers of OSI Model - GeeksforGeeks

    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 …

  3. Open Systems Interconnection model (OSI model) - EBSCO

    The Open Systems Interconnection (OSI) model is a foundational framework that outlines how computers communicate over networks. Developed by the International Organization for …

  4. What Is the OSI Model? - 7 OSI Layers Explained - AWS

    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 …

  5. What is the OSI model? The 7 layers of OSI explained

    May 22, 2025 · The OSI model (Open Systems Interconnection model) is a multilayered reference model that shows how computer systems and applications communicate over a network.

  6. What is the OSI model? - IBM

    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.

  7. OSI Model: An Overview - Coursera

    Oct 20, 2025 · What is the open systems interconnection (OSI) model? The OSI model is a standardized framework that divides network communication and computing system functions into seven layers. …