Dig is a powerful and flexible tool for interrogating domain name system (DNS) servers. In this post, we’ll take a deep dive into how it works and what it can tell you. Dig is a powerful and flexible ...

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

It's not hard to look up configuration details on your Linux system. The hard thing is wrapping your brain around how many are available and what they can tell you. Linux systems can report on a lot ...