Linux Networking — A Guide to Understanding the Essentials

9 min readMay 10, 2024

In this artcile let’s delves into the intricacies of Linux networking. Networking is a very important part of any operating system, and there is not exception for Linux.

Why Understand Linux Networking?

As a DevOps/SRE engineer, understanding Linux networking is crucial for the following reasons:

  • Infrastructure Management: Many servers and applications that are part of CI/CD pipelines run on Linux. An understanding of Linux networking can help manage and troubleshoot these systems effectively.
  • Automation: DevOps work relies heavily on automation. Have good knowledge of networking is beneficial when writing scripts to automate tasks.
  • Monitoring and Performance Tuning: Network performance can significantly impact application performance. Understanding network concepts can help configure and tune for optimal network performance.
  • Security: It can help design secure systems and respond to security incidents effectively.
  • Containerization and Orchestration: With the rise of Docker and Kubernetes in DevOps practices, understanding networking is very crucial. Since these tools have their own networking models.
  • Troubleshooting: Network issues can be complex…