10 ways to check ports in Linux to help troubleshoot systems Your email has been sent System and network troubleshooting often involves checking and obtaining information about ports to ensure ...

Back when I worked in the Network Operations department at one of my previous jobs, we used to chuckle when a customer would call us reporting that “the Internet is down.” Now, I realize that there ...

Troubleshooting anything comes with its own set of challenges, and in the case of Linux and Unix, it’s helpful to have a practical guide to the tools available to make the job easier. This is such a ...

If network troubleshooting leads you to believe there's an issue with IPv6, you may need to shut down that protocol on your Linux machines. IPv6 offers a much larger addressing scheme than IPv4, which ...

There are certain Linux commands I consider essential. They range from networking, troubleshooting, and file viewing. They're also easy enough for new users to learn. Even though I've been using Linux ...

When your computer starts behaving strangely, won’t boot, or you start getting strange errors that you can’t pin down, a great way to troubleshoot the problem is to boot to a rescue disc and see if ...