There are days when your connection breaks, not because the internet is down, but because your computer is confused. Wrong IP, no IP, stuck on an old network, or just refusing to pick up a new one.

Click for a PDF with this and four other essential Linux articles. And, if you’ve ever heard anyone say that for Unix, everything is a file, you might not be too surprised to learn that lsof works ...

If you find your thrill delving into the networking side of Unix, you'll find that there are lots of commands to give you all the insights you might want. I will never forget my first ping. Working on ...

PowerShell has taken the Windows command line to the next level. It’s not just for automating admin tasks, but also for ...

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 ...

I've been using Linux for what seems like forever. Over the years, I've noticed that I use the command line less and less, because the GUIs have just gotten so much better. Even still, there are ...

If you’re considering adding Linux to your data center, or your company is looking at promoting you to become their first (or next) Linux admin, you probably understand there are lots of commands to ...

If you have ever opened Network Neighborhood or My Network Places and discovered that some of the computers on your Windows 95, 98 and Me home network had vanished from the list, you may have ...

If after you run the Incoming Connections Troubleshooter, you receive any error which has a “Network Protocol is missing” message, below is a list of ...

How to use the nmcli command to gather network device information on Linux Your email has been sent If you're looking for a more efficient way to gather network device information on your Linux system ...