In many ways, the art of networking today is quite different from when I entered the field about 17 years ago as a part-time student assistant in the networking group at the university where I was ...

NetCrunch Tools is an application for Windows Networking professionals that can help them troubleshoot and manage their network. It combines 11 troubleshooting tools, including DNS Audit, Ping Scanner ...

Everyone should be able to use basic Windows 10 network commands entered from the command prompt to troubleshoot network connection problems. Living and working in an always-connected world means the ...

Over the last several years, TCP/IP has gone from being the protocol that only geeks use, to a universal protocol that everyone uses, thanks to the widespread use of the Internet. TCP/IP has been ...

Click for a PDF of this and four other essential Linux articles. Generally not taught in any formal classes, troubleshooting is one of the things that most of us end up picking up the hard way. How to ...

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 ...

Going wireless may avoid the expense of cabling and wired LAN drops, but wireless networks still require effective technical support and troubleshooting. Smooth operation starts with a well-designed ...

Figure 1. Link and activity lights can tell you a lot about the connection between two network devices. All network architectures rely upon a physical (or RF) connection between devices.

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 ...