MTR is a network diagnostic tool similar to ping and traceroute. This guide shows how to create and interpret MTR reports on your Linode or home computer.
An introduction to lsof.
A practical introduction to the netstat utility on Linux, including examples of the different options available.
An introduction to netcat.
An introduction to the ss utility.
This Linode tutorial guides you through deploying ntopng, a powerful, lightweight network tool that monitors and analyzes web traffic and packet flows.
This tutorial will teach you how to install iPerf, and use its common commands and basic configuration to diagnose your network speed.