
Safely Upgrade Kubeadm Kubernetes Cluster: A Step-by-Step Guide

Install Docker CE on Ubuntu 20.04

How to Use Secrets in Kubernetes Applications

Monitoring, HowTos
Install LibreNMS on Ubuntu 22.04/Ubuntu 20.04

Monitoring, Elastic Stack, FreeBSD, HowTos
Install Filebeat on FreeBSD

Containers, HowTos, Kubernetes, OpenShift
How to Deploy Apps on OpenShift Using BuildConfig: A Step-by-Step Guide (2025)
HowTos, Database, MariaDB
Install MariaDB 10.4 on CentOS 8

HowTos, Email, Sendmail, Ubuntu 18.04
Install and Setup iRedMail Mail Server on Ubuntu 22.04/20.04
Monitor System Metrics with TICK Stack on Ubuntu 20.04
In this tutorial, we are going to learn how to monitor system metrics with TICK …

Detecting Malicious Files with Wazuh and VirusTotal
In this tutorial, you will learn on detecting malicious files with Wazuh and VirusTotal. Wazuh …

Install LibreNMS on Ubuntu 22.04/Ubuntu 20.04
Follow through this tutorial to learn how to install LibreNMS on Ubuntu 22.04/Ubuntu 20.04. LibreNMS …
Install Telegraf on Fedora 30/Fedora 29
In this guide, we are going to learn how to install Telegraf on Fedora 30/Fedora …

Monitor Docker Containers Metrics using Grafana
How do I monitor Docker containers in Grafana? Well, in this tutorial, you will learn …

Monitor Windows Systems using Elastic Osquery Manager
In this tutorial, you will learn how to monitor Windows systems using Elastic Osquery manager. …

Install TheHive on Ubuntu 22.04/Ubuntu 20.04
Follow through this tutorial to learn how to install TheHive on Ubuntu 22.04/Ubuntu 20.04 server. …

Enable HTTPS Connection Between Elasticsearch Nodes
In this tutorial, you will learn how to enable HTTPS connection between Elasticsearch nodes. One …
Install InfluxDB on Fedora 30/Fedora 29
Welcome to our guide on how to Install InfluxDB on Fedora 30/Fedora 29. InfluxDB is …
Install Prometheus on Ubuntu 18.04
In this guide, we are going to learn how to install Prometheus on Ubuntu 18.04. …

Restore Elasticsearch Snapshot to another Cluster

Deploy Nagios NRPE Agents using Ansible

How to Install Checkmk Monitoring Agents on Linux

Easy way to Test Internet Speed on Linux Terminal

Connect to WiFi in Linux Using NMCLI command

Configure Static IP Addresses using Netplan on Ubuntu

Create Virtual/Secondary IP addresses on an Interface in Linux

Useful Facts About Setting Up Mobile Rugged Servers
Install and Setup OpenVPN Server on Fedora 29/CentOS 7

Install Wireshark on Ubuntu 22.04

Install and use NMCLI tool on Debian Linux

Install Latest Wireshark on Ubuntu 18.04

Set Static Routes via an Interface/IP on CentOS/Ubuntu

Analyze PCAP Files using Malcolm Network Traffic Analysis tool

Cisco Catalyst 8000v Edge Stuck on Bootloader upgrade not Necessary

Upgrade VirtualBox 6.x to VirtualBox 7.x on Ubuntu/Debian
In this tutorial, you will learn how to upgrade VirtualBox 6.x to VirtualBox 7.x on …

Install NixOS with Gnome Desktop on VirtualBox
In this tutorial, you will learn how to install NixOS with Gnome Desktop on VirtualBox. …

How to Install Ubuntu 25.04 on VirtualBox: A Step-by-Step Guide
Wondering how to install Ubuntu 25.04 on VirtualBox? Ubuntu 25.04, codenamed “Plucky Puffin,” is the …

Install VirtualBox Guest Additions on Kali Linux 2020.3
In order to set your Kali Linux running on VirtualBox in fullscreen mode, you need …

Install VirtualBox Guest Additions on Rocky Linux 9
Follow through this tutorial to learn how to install VirtualBox guest additions on Rocky Linux …

How to Setup Three Node Docker Swarm Cluster on Ubuntu 22.04
How can I setup a Docker swarm? In this tutorial, you will learn how to …
Install Debian 10 Buster on VirtualBox
In this guide, we are going to learn how to install Debian 10 Buster on …
How to Clone a Virtual Machine on VMware ESXi
Having trouble with cloning a virtual machine in VMware ESXi? Worry no more. This guide …

Install Wubuntu Linux on VirtualBox
Follow through this guide to learn how to install Wubuntu Linux on VirtualBox. According to …

Creating KVM Virtual Machines with Kickstart: A Step-by-Step Guide
In this tutorial, we will walk you through the steps of creating KVM virtual machines …













