Introduction How to Configure the pkg Package Manager on FreeBSD 13 is a core administration task for any FreeBSD 13 server operator. FreeBSD 13 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 for […]
Introduction CentOS Stream 9 ships with a stable, security-hardened base that makes deploying set up a sonarqube server on centos stream 9 both straightforward and auditable. This tutorial covers the complete procedure for how to Set Up a SonarQube Server on CentOS Stream 9, including dnf module streams where applicable, systemd unit management, and the […]
Introduction CentOS Stream 9 ships with a stable, security-hardened base that makes deploying use amanda for enterprise backup on centos stream 9 both straightforward and auditable. This tutorial covers the complete procedure for how to Use Amanda for Enterprise Backup on CentOS Stream 9, including dnf module streams where applicable, systemd unit management, and the […]
Introduction How to Install Go on FreeBSD 13 is a core administration task for any FreeBSD 13 server operator. FreeBSD 13 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 for packet filtering, and […]
How to Configure Windows Server 2016 VLAN Tagging Virtual Local Area Networks (VLANs) segment a single physical network into multiple logical networks, providing traffic isolation, improved security, and better bandwidth management. Windows Server 2016 supports VLAN tagging both on physical network adapters and on Hyper-V virtual switches, allowing servers and virtual machines to participate in […]
Introduction CentOS Stream 9 ships with a stable, security-hardened base that makes deploying set up openvpn on centos stream 9 both straightforward and auditable. This tutorial covers the complete procedure for how to Set Up OpenVPN on CentOS Stream 9, including dnf module streams where applicable, systemd unit management, and the firewalld rules required for […]
🟠 High ⏱ 15–60 min Last verified: 19 January 2022 Affected versions: Oracle Linux 8 📖 ~4 min read • Source: ELSA advisory ELSA-2021-9623 Related CVEs: CVE-2021-41864 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance […]
Introduction How to Set Up Fail2ban on FreeBSD 13 is a core administration task for any FreeBSD 13 server operator. FreeBSD 13 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 for packet filtering, […]
Kubernetes has become the de facto standard for container orchestration, and RHEL 8 provides a stable, enterprise-grade foundation for running production Kubernetes clusters. In this tutorial you will walk through a complete kubeadm-based installation on RHEL 8, from preparing the host operating system through initialising the control-plane node and connecting worker nodes via a Flannel […]
🟠 High ⏱ 15–60 min Last verified: 18 January 2022 Affected versions: Oracle Linux 8 📖 ~4 min read • Source: ELSA advisory ELSA-2022-9496 Related CVEs: CVE-2022-21499 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance […]
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