Introduction This guide explains how to Set Up Unbound DNS Resolver on Debian 11 on Debian 11 Bullseye. Debian Bullseye 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 11 install with […]
Introduction CentOS Stream 9 ships with a stable, security-hardened base that makes deploying install composer on centos stream 9 both straightforward and auditable. This tutorial covers the complete procedure for how to Install Composer on CentOS Stream 9, including dnf module streams where applicable, systemd unit management, and the firewalld rules required for network-facing services. […]
Introduction This guide explains how to Set Up Victoriametrics on Debian 11 on Debian 11 Bullseye. Debian Bullseye 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 11 install with the standard […]
Introduction to BitLocker Network Unlock on Windows Server 2019 BitLocker Network Unlock is a feature in Windows Server 2019 and Windows 10/11 Enterprise that allows BitLocker-encrypted drives to automatically unlock when a computer boots on the corporate network, without requiring user interaction to enter a PIN or insert a USB key. This is particularly useful […]
Introduction How to Configure TeamCity Build Agent on CentOS Stream 9 on CentOS Stream 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 […]
Introduction Deploying set up s3fs fuse mount on debian 11 on a Debian 11 Bullseye 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 Ensure […]
How to Configure Windows Server 2016 GRE Tunnelling Generic Routing Encapsulation (GRE) is a tunneling protocol that can encapsulate a wide variety of network layer protocols inside virtual point-to-point links. Windows Server 2016 supports GRE tunneling as part of its RAS Gateway feature set, making it particularly useful in Software Defined Networking (SDN) environments for […]
Introduction This tutorial demonstrates how to Monitor System Resources on CentOS Stream 9 on CentOS Stream 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 CentOS Stream 9 system with the default […]
Introduction This guide explains how to Set Up Node Exporter for Server Metrics on Debian 11 on Debian 11 Bullseye. Debian Bullseye 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 11 […]
Install and configure WireGuard on Rocky Linux 8. Set up a secure VPN server, configure firewall rules, manage peers, and troubleshoot connections.
