Linux Administration Cookbook

Using ss, iftop, tcpdump, and others for network issues

In this recipe, we're going to list a few tools that can be used for isolating and debugging network issues, most of which can be found in the default repositories of common distributions.

A lot of these, if not all, where covered before in this book, but it's a good idea to repeat these tools over and over again, because 20% of what you'll find yourself doing in a troubleshooting scenario is trying to remember which tool is good for troubleshooting this particular problem.