Layer 3 – Network Layer Overview

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Description
Layer 3 Network Layer Overview Next we move on to the Network Layer, Layer 3 of the OSI Model which controls broadcast domains. Module 4 discuss how broadcast are performed, the devices that work at the network layer, then we explain in details what happens to the data that facilitates its transmission over the network. You’ll observe a quick diagram on the layer 3 process and a discussion on how the process of routing works. You’ll also learn what the protocol data unit is for layer 3 called, and you’ll observe from a detailed diagram of its structure, and we’ll introduce the concept of IP addressing.
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