Cheat sheet: Linux networking

In this downloadable PDF cheat sheet, get a list of Linux utilities and commands for managing servers and networks.

If your daily tasks include managing servers and the data center's network, the following Linux utilities and commands—from basic to advanced—will help make network management easier.

In several of these commands, you'll see <fqdn>, which stands for "fully qualified domain name." When you see this, substitute your website URL or your server (e.g.,, as the case may be.

Read more about networking for sysadmins.

This question is for testing whether or not you are a human visitor and to prevent automated spam submissions.