Computer Networks 101 by Karthikeyan Nagaraj

Understanding Routing in Linux: Configuring Routes and Gateways

A Comprehensive Guide to Managing Routes and Gateways in Linux

Karthikeyan Nagaraj
6 min read15 hours ago

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Image by Karthikeyan Nagaraj Demonstrating Routing and Gateways

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Routing is a fundamental concept in networking, and understanding how it works in Linux is crucial for configuring networks, managing traffic, and ensuring that data packets find their way to the correct destination. In Linux, routing refers to the process of directing network traffic between different subnets or across different networks using gateways.

In this article, I’ll explain what routing is, how it works in Linux, and how to configure routes and gateways using common Linux networking tools. We’ll also look at how to troubleshoot and verify routing settings to ensure proper network connectivity.

What is Routing?

Routing is the process of determining the path that network traffic takes from its source to its destination. Routers and gateways play a critical role in directing packets between…

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Karthikeyan Nagaraj

Entrepreneur | Writer | Cyber Security Consultant | AI Researcher