Netplan is a modern network configuration tool introduced in Ubuntu 17.10 and later adopted as the default for managing network interfaces in Ubuntu 18.04 and beyond. With its YAML-based configuration ...

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 ...

Use the LiSt Open Files (LSOF) utility to track data flow related to ports, users, and applications. LiSt Open Files (LSOF) is a Linux utility that allows you to view current network connections and ...

It's funny how automation evolves as system administrators manage larger numbers of servers. When you manage only a few servers, it's fine to pop in an install CD and set options manually. As the ...