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Managing Services with firewalld on CentOS/RHEL: A Practical Guide

By admin March 6, 2026

firewalld is the default firewall management tool on CentOS/RHEL, offering flexible zone-based policies that are easier to manage than plain iptables. This article covers practical usage from quick start to rich rules, port forwarding, and tips drawn from real production server management.

Fedora

Managing Fedora Server Remotely with Cockpit: A Review After 6 Months in Production

By admin March 4, 2026

Cockpit is a web console built into Fedora Server that lets you manage your system remotely through a browser without needing an SSH client. This article compares Cockpit with pure SSH and Webmin, walks through installation and security hardening, and shares a real-world workflow from 6 months of production use.

Fedora

Installing Fedora Server and Initial Configuration: Steps You Cannot Skip

By admin March 1, 2026

A practical guide to installing Fedora Server and configuring it correctly from the start, covering user creation, SSH key-based lockdown, firewalld configuration, keeping SELinux enabled, and installing fail2ban. Compiled from real-world experience after 6 months running in production.