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.

Part of the U.S. Air Force’s computer network defense efforts involve 67th Network Warfare Wing airmen monitoring Internet activity from a center located at Lackland Air Force Base. The wing falls ...

Being able to troubleshoot a home network is an important skill that everyone should learn about. To get started, you should get familiar with several Windows commands that let you diagnose common ...

Jeff Werner is a software engineer and has been writing this column since 2007. Question: Awhile back, you answered a DOSBox question for me (Geek Note: IGTM #723, May 30, 2021 and IGTM #779, Jun 26, ...

If you start seeing packet loss, then that is a good indicator of a connection problem. Finally, if you use the ping command, and it shows 'Destination host unreachable' for each attempt, but other ...

Modern network connectivity is light years ahead of what it once was. Even though it's much more reliable than it was in the 1990s, issues still come up -- which is why I'm glad that Linux includes a ...

There are quite a few tools that can help test your connectivity on the Linux command line. In this post, we’ll look at a series of commands that can help estimate your connection speed, test whether ...

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 ...

Command Prompt (or CMD) is Microsoft’s command-line interpreter for its Windows operating systems. It enables you to use commands for performing various operations on your computer — everything from ...

Belle Wong is a freelance writer specializing in small business, personal finance, banking, and tech/SAAS. She spends her spare moments testing out the latest productivity apps and plotting her latest ...