Introduction Oracle Linux 8 ships with a stable, security-hardened base that makes deploying install nagios on oracle linux 8 both straightforward and auditable. This tutorial covers the complete procedure for how to Install Nagios on Oracle Linux 8, including dnf module streams where applicable, systemd unit management, and the firewalld rules required for network-facing services. […]
How to Perform Disaster Recovery Testing on Windows Server 2012 R2 Disaster recovery testing is the systematic process of validating that your documented recovery procedures, backup data, and recovery time objectives are achievable when a real disaster strikes. Windows Server 2012 R2 provides the technologies needed to test DR scenarios comprehensively — Hyper-V for isolated […]
GitLab CI/CD is built directly into the GitLab platform, making it straightforward to automate builds, tests, and deployments without installing a separate CI server. Pipelines are defined in a .gitlab-ci.yml file committed to your repository, and they execute on GitLab Runners — lightweight agents that can run on bare metal, virtual machines, or inside Docker […]
Introduction Oracle Linux 8 ships with a stable, security-hardened base that makes deploying set up a flask application on oracle linux 8 both straightforward and auditable. This tutorial covers the complete procedure for how to Set Up a Flask Application on Oracle Linux 8, including dnf module streams where applicable, systemd unit management, and the […]
How to Install Kubernetes with kubeadm on RHEL 7 Kubernetes is the industry-standard container orchestration platform, enabling you to automate deployment, scaling, and management of containerized applications across a cluster of machines. On Red Hat Enterprise Linux 7, setting up a production-grade Kubernetes cluster using kubeadm is the recommended approach. This tutorial walks through every […]
Introduction Oracle Linux 8 ships with a stable, security-hardened base that makes deploying set up swap space on oracle linux 8 both straightforward and auditable. This tutorial covers the complete procedure for how to Set Up Swap Space on Oracle Linux 8, including dnf module streams where applicable, systemd unit management, and the firewalld rules […]
How to Set Up Windows Server 2016 Nano Server Windows Server 2016 Nano Server is a remotely administered, minimal-footprint server option designed for cloud-native and container workloads. Unlike the full Server Core installation, Nano Server has no local logon capability and supports only 64-bit applications, drivers, and agents. This dramatically reduces the attack surface, patch […]
🟡 Medium ⏱ 5–30 min Last verified: 17 December 2020 Affected versions: 8.6 8.7 8.8 8.9 8.10 📖 ~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 […]
Introduction Oracle Linux 8 ships with a stable, security-hardened base that makes deploying configure bgp routing with frrouting on oracle linux 8 both straightforward and auditable. This tutorial covers the complete procedure for how to Configure BGP Routing with FRRouting on Oracle Linux 8, including dnf module streams where applicable, systemd unit management, and the […]
How to Configure Windows Server 2016 NTP Server Accurate time synchronization is critical for Active Directory authentication, Kerberos tickets, audit logs, and certificate validity. Windows Server 2016 includes the Windows Time Service (W32TM) which can be configured to act as an NTP server for your network. This guide explains how to configure a Windows Server […]
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