Skip to content
ITFROMZERO - Share tobe shared!
  • Home
  • AI
  • Database
  • Docker
  • Git
  • Linux
  • Network
  • Virtualization
  • Home
  • AI
  • Database
  • Docker
  • Git
  • Linux
  • Network
  • Virtualization
  • Facebook

rocky linux

CentOS tutorial - IT technology blog
Posted inCentos

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

Posted by 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.
Read More
CentOS tutorial - IT technology blog
Posted inCentos

Configuring SELinux on Rocky Linux: Don’t Disable It Before You Understand What It Does

Posted by By admin March 6, 2026
From firsthand experience migrating 5 servers off CentOS 8 EOL to Rocky Linux, this guide covers how to configure SELinux properly — from Permissive for debugging to Enforcing on production — with practical audit2allow, sealert, and semanage examples.
Read More
Copyright 2026 — ITFROMZERO. All rights reserved.
Scroll to Top