Computer Networks

Unit 4

What is OSI Model | 7 Layers Explained with Examples

What is OSI Model | 7 Layers Explained with Examples

The OSI Model, created by ISO in the late 1970s, is a core framework in computer networking, dividing network communication into 7 layers in the OSI Model.

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Network Topologies in Computer Network

Network Topologies in Computer Network

Network topology refers to how data travels within a network and how devices are linked together. Bus Topology, Star Topology, Ring Topology and Mesh Topology.

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Transport Layer in Computer Networks

Transport Layer in Computer Networks

In computer networks, the Transport Layer in OSI model serves as a critical bridge between applications, ensuring reliable communication, efficient data sharing

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Transmission Media in Computer Network

Transmission Media in Computer Network

Transmission media in computer network refer to the physical pathways. Types of Transmission media Guided media and Unguided media.

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What is Session Layer in OSI Model

What is Session Layer in OSI Model

Session Layer in the OSI Model serves as a critical intermediary that manages sessions, ensuring their establishment, maintenance, and graceful termination.

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What is TCP/IP Model | 5 layers Explained

What is TCP/IP Model | 5 layers Explained

TCP/IP (Transmission Control Protocol/Internet Protocol), is a set of communication protocols that form most computer networks. It consists of five layers.

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Network Devices in Computer Network

Network Devices in Computer Network

Network devices in a computer network are physical devices or virtual components that enable the transmission. These devices such as Hubs, Bridges, Switches.

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