Introduction to Hyper-V Replication on Windows Server 2019 Hyper-V Replica is an asynchronous virtual machine replication feature built into Windows Server 2019 that continuously replicates VMs from a primary Hyper-V server to one or more replica servers. It provides a disaster recovery capability without requiring shared storage — each site has its own independent storage. […]
How to Set Up Kubernetes Ingress with Nginx Ingress Controller on RHEL 7 Kubernetes Ingress provides a powerful way to expose HTTP and HTTPS routes from outside the cluster to services running inside it. Rather than creating a separate LoadBalancer service for every application, an Ingress resource lets you define routing rules in one place, […]
🟠 High ⏱ 5–30 min Last verified: 16 November 2019 Affected versions: Windows Server 2012 R2 📖 ~2 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 […]
Introduction Deploying set the hostname and fqdn on debian 9 on a Debian 9 Stretch machine is straightforward thanks to Debian’s policy-compliant packaging. Unlike rpm-based distributions, Debian stores configuration helpers in /etc/default/, uses update-rc.d for older init scripts, and provides dpkg-reconfigure for interactive package configuration. This tutorial stays on the systemd path throughout. Prerequisites You […]
How to Install and Configure SonarQube on RHEL 7 SonarQube is an open-source platform for continuous code quality inspection and static analysis. It detects bugs, vulnerabilities, code smells, and security hotspots across dozens of programming languages, integrating naturally into CI/CD pipelines to enforce quality gates before code reaches production. On RHEL 7, setting up SonarQube […]
Introduction How to Deploy a Django App with Gunicorn on FreeBSD 12 is a core administration task for any FreeBSD 12 server operator. FreeBSD 12 ships with the 15.0-RELEASE kernel, ZFS as the default root filesystem, Capsicum capability sandboxing improvements, and an updated ports tree. Unlike Linux distributions, FreeBSD uses rc(8) for service management, pf […]
How to Scan for Vulnerabilities with OpenVAS on RHEL 7 OpenVAS (Open Vulnerability Assessment System), now part of the Greenbone Vulnerability Management (GVM) framework, is one of the most capable open-source vulnerability scanners available. It maintains a continuously updated feed of over 50,000 Network Vulnerability Tests (NVTs) and can detect misconfigurations, outdated software, missing patches, […]
Introduction This guide explains how to Configure Fabric Deployment Tool on Debian 9 on Debian 9 Stretch. Debian Stretch uses systemd for service management, nftables as the underlying packet filter (with ufw or iptables front-ends still available), and AppArmor for mandatory access control. Every command is designed for a minimal Debian 9 install with the […]
How to Configure Windows Server 2016 Initial Settings After installing Windows Server 2016, a series of initial configuration tasks should be completed before placing the server into production. These tasks include setting the hostname, configuring the time zone, assigning a static IP address, enabling Remote Desktop, configuring Windows Update, and joining an Active Directory domain […]
Introduction Deploying install minio object storage on freebsd 12 on a FreeBSD 12 machine differs from Linux in several important ways: packages come from the FreeBSD Ports Collection or the binary pkg repository, services are registered in /etc/rc.conf via sysrc(8), and firewall rules are written in pf.conf(5) syntax. This tutorial stays entirely within the standard […]
