Linux · Server & Cloud Setup

Cockpit shows a browser certificate warning by default. Why, and how do you make it use a real (e.g. Let's Encrypt) certificate?

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More in Server & Cloud Setup

AWS calls the private network your EC2 instances live in a VPC. What isolation guarantee does that provide?

Why do most server installations deliberately run in text mode with no GUI, rather than just reusing a desktop image?

A colleague sets up a cloud instance and wants to configure RAID-1 and LVM the way they would on bare metal. What is the catch?

On real hardware or a provider root server, what disk-redundancy setup is recommended, and why does that recommendation flip on a VM or cloud instance?

You give a new internet-facing server the bare domain example.com as its hostname. Why will this decision come back to bite you?

To make a hostname reachable on the internet over both IPv4 and IPv6, which DNS records must exist?

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