In today's interconnected digital landscape, monitoring network activity is paramount for ensuring the security and efficiency of computer systems. Whether you're a system administrator, network ...

This article examines netstat and some of it many outputs, in relation to the open systems interconnect (OSI) model. A quick examination of netstat's man pages provides a description of the program: ...

As a Linux administrator, your first line of defense is to know what services are running on your system. It's your responsibility to check whether or not services are authorized, as well as to ...

Quick question: if I do netstat -l --numeric-ports on Linux Red Hat Enterprise, it shows all the listening servers, right? I'm asking because someone is claiming that they have a server running on ...

In this video from the Velocity 2015 conference, Brendan Gregg from Netflix presents a 90 minute tutorial on Linux performance tools. There are many performance tools nowadays for Linux, but how do ...