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 ...

You can make your life a little easier and more productive by adding some Unix power to your Windows system. For a fairly extensive collection of Unix tools ...

From containers and VPNs to VLANs and firewalls, Linux networking has become the backbone of modern home labs and servers.

Last week’s column introduced NTP, the Network Time Protocol and the concept of highly accurate timekeeping. While numerous commands exist to help system administrators maintain fairly accurate time ...

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 ...

Unix sysadmins routinely use the “ifconfig -a” command to list network parameters associated with their systems. In particular, they use this command to determine the IP address, netmask and broadcast ...

Restarting the network interface using command lines in Linux is a straight-forward procedure. While the GUI (Graphical User Interface) for Linus network configuration is more graphical and visually ...

GUIs are great—we wouldn’t want to live without them. But if you’re a Mac or Linux user and you want to get the most out of your operating system (and your keystrokes), you owe it to yourself to get ...

Unix was developed as a command line interface in the early 1970s with a very rich command vocabulary. DOS followed more than a decade later for the IBM PC, and DOS commands migrated to Windows.