How to Set Up a Firewall with UFW on Ubuntu
Learn how to set up and manage a firewall on Ubuntu using UFW. This guide covers installation, configuration, and essential rules to secure your server.
How to Configure Network Bonding on Oracle Linux 9
Introduction How to Configure Network Bonding on Oracle Linux 9 on Oracle Linux 9 provides administrators with a robust, enterprise-ready workflow that integrates cleanly with systemd, SELinux, firewalld, and the modern AppStream module system. In this tutorial we will walk through every step required, from package installation to verification, so that the resulting configuration is […]
Windows Server 2022 – Firewall logging disabled during incident response – Fix & Prevention
🟡 Medium ⏱ 5–30 min Last verified: 31 January 2023 Affected versions: Windows Server 2022 📖 ~1 min read Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance Criteria Rollback Plan Prevention & Hardening Related Errors […]
How to Configure BGP Routing with FRRouting on Oracle Linux 9
Introduction How to Configure BGP Routing with FRRouting on Oracle Linux 9 on Oracle Linux 9 provides administrators with a robust, enterprise-ready workflow that integrates cleanly with systemd, SELinux, firewalld, and the modern AppStream module system. In this tutorial we will walk through every step required, from package installation to verification, so that the resulting […]
How to Configure PHP-FPM on Oracle Linux 9
Introduction How to Configure PHP-FPM on Oracle Linux 9 on Oracle Linux 9 provides administrators with a robust, enterprise-ready workflow that integrates cleanly with systemd, SELinux, firewalld, and the modern AppStream module system. In this tutorial we will walk through every step required, from package installation to verification, so that the resulting configuration is reproducible […]
How to Install Cassandra on Oracle Linux 9
Introduction Setting up install cassandra on oracle linux 9 on a Oracle Linux 9 server is a common task for system administrators, DevOps engineers, and site reliability engineers. This guide explains how to Install Cassandra on Oracle Linux 9, with all the commands you need, the SELinux and firewalld considerations to keep in mind, and […]
How to Set Up CircleCI Runner on Oracle Linux 9
Introduction Oracle Linux 9 ships with a stable, security-hardened base that makes deploying set up circleci runner on oracle linux 9 both straightforward and auditable. This tutorial covers the complete procedure for how to Set Up CircleCI Runner on Oracle Linux 9, including dnf module streams where applicable, systemd unit management, and the firewalld rules […]
How to Set Up the ELK Stack on Oracle Linux 9
Introduction Oracle Linux 9 ships with a stable, security-hardened base that makes deploying set up the elk stack on oracle linux 9 both straightforward and auditable. This tutorial covers the complete procedure for how to Set Up the ELK Stack on Oracle Linux 9, including dnf module streams where applicable, systemd unit management, and the […]
How to Configure Oracle Linux 9 for Edge Computing
Introduction This tutorial demonstrates how to Configure Oracle Linux 9 for Edge Computing on Oracle Linux 9. It is written for administrators who want a repeatable, well-explained walkthrough that goes beyond a bare command list and explains each configuration choice. Every command is tested against a freshly registered Oracle Linux 9 system with the default […]
How to Set Up Windows Server 2019 with Zabbix
How to Set Up Windows Server 2019 with Zabbix Zabbix is an enterprise-class open-source monitoring platform that provides agent-based and agentless monitoring of Windows Server 2019 infrastructure. The Zabbix agent for Windows collects over 100 built-in metrics including CPU, memory, disk, network, services, and event log data. Zabbix’s template system makes it straightforward to apply […]
