Ubuntu

DNSmasq: Simple DNS Server

OpenStack: DevStack - Deploy a Single-Node OpenStack Playground with Heat Plugin, OpenStack CLI Commands

K8s Kubeadm - High Availability Kubernetes Cluster Deployment with HAproxy and Keepalived, External etcd Cluster

K8s Kubeadm - High Availability Kubernetes Cluster Deployment with HAproxy and Keepalived, Pod based stacked etcd Cluster; Cilium Network Add-On, MetalLB & Nginx Ingress Controller, Test-Deployment with TLS Encryption

K8s Kubeadm - Basic Kubernetes Cluster Deployment with one Controller and two Worker Nodes, Containerd and Kubeadmin Cgroup Driver Configuration, Cilium Network Add-On, MetalLB & Nginx Ingress Controller, Test-Deployment with TLS Encryption

K0s: Deploy a K0s Cluster with K0sctl, Deploy and Configure MetalLB, Deploy Nginx Ingress Controller; Example Deployment with TLS Encryption

RKE2 - Rancher Kubernetes Engine 2: Deploy a Bare-Metal Kubernetes Cluster based on Ubuntu 24.04 Servers, Add Controller & Worker Nodes, Deploy & Configure MetalLB LoadBalancer, Example Deployment with LoadBalancer Service

Linux Dual Boot with Ubuntu and Debian. Ubuntu custom storage layout with LVM, Debian custom storage layout with LVM

Change Linux Kernel, load Kernel Modules

Linux Rescue: Fix broken initial RAM disk files & Bootloader recovery

Apache2 Tutorial - HTTP, HTTPS, PHP, Apache2 Commands. Ubuntu Version

Network Printer with Generic Driver - Windows and Ubuntu Desktop, print from Bash Shell