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Surya 2020-12-11 20:05:45 +05:30
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---
layout: post
title: "The OSI Model"
date: 2020-12-05 17:00:00 +0530
categories: networks
title: The OSI Model
---
The OSI model lays down specifications on how to think about achieving inter-process communication across machines. This article goes over breaking down the
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This is how a transfer of information from source application to destination application would look like, if we are to talk in terms of the different abstraction layers of the OSI. Note that the data travels across multiple devices in the network (such as routers). While the network packet has not reached the destination machine, that packet is not forwarded to the networking layer in that machine.
![OSI Outline](/public/img/osi-outline.png)
![OSI Outline]({{site.base_url | absolute_url}}/public/img/osi-outline.png)
It is common practise to abbreviate the layers as **L4**, **L7** and so on.