OSI Model Explained | What is OSI Model? | OpenSystem Interconnection Model | 2024 | Simplilearn

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In this video on What is OSI Model ? We will learn about a crucial framework in networking that explains how data is transmitted across different devices. The OSI Model is made up of seven layers, each with its own specific function, from the Physical Layer that handles the actual transmission of data, to the Application Layer where user interactions occur. We’ll walk you through each layer, explaining how they work together to ensure reliable and efficient communication over a network. Understanding the OSI Model is essential for anyone looking to build a solid foundation in networking, as it provides a clear structure for troubleshooting and designing networks. Whether you’re new to the topic or looking to reinforce your knowledge, this tutorial will give you a comprehensive overview of how the OSI Model operates and its significance in the world of networking.

00:00 Introduction
01:14 What is OSI Model ?
01:48 Layers in OSI Model
15:22 How Data Flows in OSI Model?


Frequently Asked Questions

1. What is the main purpose of the OSI Model?
The OSI Model provides a standardized framework for understanding and designing how different networking protocols interact. It helps in organizing network functions into seven layers, making it easier to troubleshoot, develop, and understand network communication.

2. Why is the OSI Model important for network troubleshooting?
The OSI Model allows network professionals to isolate and identify issues within specific layers of the model. By understanding which layer a problem occurs in, it becomes easier to diagnose and fix issues, whether they are related to hardware, data transmission, or application processes.

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