The most important networking command in Linux might be ping. This command lets you check if a remote machine is responding ...

It's often useful to gain a quick measure of a network's "real-world" performance. Pinging is a technique in which you send a predetermined amount of data to a specific IP address on your own network ...

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 ...

ping is a diagnostic tool used for verifying connectivity between two hosts on a network. It sends Internet Control Message Protocol (ICMP) echo request packets to a remote IP address and watches for ...

Linux might sound scary for first-time Linux users, but actually, it isn’t. Linux is a bunch of open-source Unix operating systems based on Linux Kernel. These operating systems are called Linux ...

Sudo lets you run any terminal command as another user — hence "substitute user" — but the default and most common use for it ...

Commands that provide help are essential. Here's a look at some of the help you can get from the Linux system itself. Even after you’ve used Linux for a while, you will still find yourself needing ...