HowTos, Icinga, Monitoring

Install Icinga 2 and Icinga Web 2 on Ubuntu 20.04

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koromicha
Automation, Ansible, HowTos, Monitoring, Nagios

Full Automation of Nagios Monitoring Setup with Ansible

Desktop Environment, HowTos

Install and Setup i3 Windows Manager on Ubuntu 20.04

Storage, Ceph, HowTos

Configure and Use Ceph Block Device on Linux Clients

CMS, HowTos

Easily Install Joomla on Ubuntu 20.04|Ubuntu 18.04

Containers

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monitor docker containers using nagios

How to Monitor Docker Containers using Nagios

Can Nagios monitor docker container? Yes, in this tutorial, you will learn how to monitor Docker containers using Nagios. Monitoring …
Install Helm on Kubernetes Cluster

Step-by-Step Guide: How to Install Helm on Kubernetes Cluster

In this tutorial, we will provide you with a step by step guide on how to install Helm on Kubernetes …
automate OpenShift Deployments with GitLab CI/CD pipelines

Automate OpenShift Deployments with GitLab CI/CD Pipelines

This tutorial will cover how to automate OpenShift Deployments with GitLab CI/CD pipelines. By integrating these tools, you’ll be able …
kubernetes states: declared vs actual state

Understanding Kubernetes States: Declared vs Observed states Explained

Understanding OpenShift Security Context Constraints

Understanding OpenShift Security Context Constraints: The Complete Guide

docker elk

Deploy a Single Node ELK Stack Cluster on Docker Containers

Install Helm on Kubernetes Cluster

Step-by-Step Guide: How to Install Helm on Kubernetes Cluster

kubernetes secrets

How to Use Secrets in Kubernetes Applications

using configmaps in kubernetes

Step-by-Step Guide to Using ConfigMaps in Kubernetes

Configure OpenShift 4 Image Registry Persistent Storage with ODF

Configure OpenShift 4 Image Registry Persistent Storage with ODF: 2026 Step-by-Step Guide

Setup Kubernetes Cluster on Ubuntu

Install and Setup Kubernetes Cluster on Ubuntu 24.04

Install Kubernetes Dashboard on Ubuntu

Easy Way to Install Kubernetes Dashboard on Ubuntu 22.04/20.04

Install and Use Docker on Debian 10 Buster

kubernetes kubeconfig

What is Kubeconfig File in a Kubernetes Cluster?

Install and Run MariaDB as a Docker Container

Kubernetes Resource Optimization with Vertical Pod Autoscaler (VPA)

Kubernetes Resource Optimization with Vertical Pod Autoscaler (VPA)

openstack on ubuntu 24.04

Install OpenStack on Ubuntu 24.04 using Kolla Ansible

Setup Kubernetes Cluster on Ubuntu

Setup Kubernetes Cluster on Ubuntu 22.04/20.04

install portainer on Linux

Install Portainer on Ubuntu 22.04

Security

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Install Greenbone Vulnerability Management (GVM) on Debian 12

How to Install RKHunter (RootKit Hunter) On Ubuntu 18.04

How to Install and Configure Maltrail on Ubuntu 18.04

Most Popular

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Grafana, HowTos, Monitoring, Node Exporter, Prometheus

Integrate Prometheus with Grafana for Monitoring

Install Outline VPN on Linux Systems
Security, HowTos, OpenVPN, VPN

How to Install Outline VPN on Linux Systems

Database, HowTos, MySQL

Install MySQL 8 on Debian 9

Directory Server, HowTos, OpenLDAP

Setup OpenLDAP Server with SSL/TLS on Debian 10

grep, Linux Commands, SED

Extract Log Lines of Specific Dates from a Log File

Install and Setup VeraCrypt
HowTos, Encryption, Security

Install and Setup VeraCrypt on Ubuntu 22.04/Ubuntu 20.04

Careers In IT You Need To Know About

Install Metasploit Framework on Ubuntu 22.04/Ubuntu 20.04

Send Windows logs to Elastic Stack using Winlogbeat and Sysmon

How to Setup a Local CA Server on Ubuntu

Install GVM Vulnerability Scanner on Ubuntu 24.04

How to Install and Use WPScan WordPress Vulnerability Scanner Ubuntu 18.04

Configure SSH Local Port Forwarding in Linux

Configure Site-to-Site IPSec VPN on pfSense and Libreswan

Installing Metasploit on Ubuntu 18.04 LTS

Install and Configure Snort 3 on Ubuntu 22.04

Install GVM 21.04 on Debian 11/Debian 10

How to Install and Setup GRR clients on Ubuntu 18.04/Debian 9

MONITORING

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Install GoAccess On Fedora 30/Fedora 29

koromicha

Follow through this guide to learn how to install GoAccess on Fedora 30/Fedora 29. GoAccess …

Monitor SSL/TLS Certificate Expiry with Prometheus and Grafana

Monitor SSL/TLS Certificate Expiry with Prometheus and Grafana

koromicha

In this tutorial, you will learn how to monitor SSL/TLS certificate expiry with Prometheus and …

Install Grafana Plugins Behind a Proxy server

Install Grafana Plugins Behind a Proxy server

koromicha

This is a quick guide on how to install Grafana plugins behind a proxy server. …

Nagios SNMP Monitoring of Linux Hosts

Nagios SNMP Monitoring of Linux Hosts on AlienVault USM/OSSIM

koromicha

In this guide, we are going to learn how to configure Nagios SNMP monitoring of …

install sensu agent ubuntu/debian

Install Sensu Agent on Rocky Linux

koromicha

This guide will take you through how to install Sensu agent on Rocky Linux systems. …

Install Logstash 9 on Ubuntu/Debian

Install Logstash 9 on Ubuntu/Debian

Kifarunix

This guide is about how to install Logstash 9 on Ubuntu/Debian as a continuation of …

Install Osquery on Linux

Monitor Windows Systems using Elastic Osquery Manager

gen_too

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

wazuh agents

Install Wazuh Agent on Rocky Linux 8

gen_too

In this tutorial, you will learn how to install Wazuh agent on Rocky Linux 8. …

nagios

Add Hosts to Nagios Server For Monitoring

koromicha

In this guide, we are going to learn how to add hosts to Nagios Server …

kibana

Install ELK Stack on Ubuntu 20.04

gen_too

Welcome to our guide on how to install ELK Stack on Ubuntu 20.04. ELK, currently …

Install OSSEC HIDS Agent

Install and Setup OSSEC agent on Ubuntu 18.04/CentOS 7

In this guide, we are going to learn how to install and configure OSSEC agent on Ubuntu 18.04/CentOS 7. OSSEC …
Send Windows logs to Elastic Stack using Winlogbeat and Sysmon

Send Windows logs to Elastic Stack using Winlogbeat and Sysmon

In this guide, we are going to learn how to send Windows logs to Elastic Stack using Winlogbeat and Sysmon. …
Install Elastic Stack 7 on Ubuntu

Install and Configure Filebeat 7 on Ubuntu 18.04/Debian 9.8

This guide discusses how to install and configure Filebeat 7 on Ubuntu 18.04/Debian 9.8. This comes as the last part …

NETWORKING

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Install and use NMCLI tool on Debian Linux

Connect to WiFi in Linux Using NMCLI command

This tutorial will guide you on how to connect to WiFi in Linux using NMCLI command. NMCLI is a command-line …
Useful Facts About Setting Up Mobile Rugged Servers

Useful Facts About Setting Up Mobile Rugged Servers

Modern warfare is evolving. Having boots on the ground is still the most important component of winning any conflict, however, …
Configure Static IP Addresses using Netplan on Ubuntu

Configure Static IP Addresses using Netplan on Ubuntu

How to set static IP addresses using Netplan on Ubuntu? In this tutorial, you will learn how to configure static …
How to fix Cisco Catalyst 8000v Edge Stuck on Bootloader upgrade not Necessary

Cisco Catalyst 8000v Edge Stuck on Bootloader upgrade not Necessary

How to fix Cisco Catalyst 8000v Edge Stuck on Bootloader upgrade not Necessary? Well, in one way or another, you …
Install and use NMCLI tool on Debian Linux

Install and use NMCLI tool on Debian Linux

In this tutorial, we provide a step by step guide on how to install and use NMCLI tool on Debian …
install wireshark on Linux

Install Wireshark on Ubuntu 22.04

In this guide, you will learn how to install Wireshark on Ubuntu 22.04. Wireshark is the world’s foremost and widely-used …
Create Virtual/Secondary IP addresses on an Interface in Linux

Create Virtual/Secondary IP addresses on an Interface in Linux

Follow through this tutorial to learn how to create virtual/secondary IP addresses on an interface in Linux. This enables you …

Install and Setup OpenVPN Server on Fedora 29/CentOS 7

In this guide, we are going to learn how to Install and Setup OpenVPN Server on Fedora 29/CentOS 7. OpenVPN …
install wireshark on Linux

Install Latest Wireshark on Ubuntu 18.04

In this guide, we are learn how to install latest Wireshark on Ubuntu 18.04. Wireshark is the world’s foremost and …
Set Static Routes via an Interface/IP on CentOS/Ubuntu

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

In this tutorial, you will learn how to set static routes via an interface/IP on CentOS/Ubuntu systems. In a network, …
Easy way to Test Internet Speed on Linux Terminal

Easy way to Test Internet Speed on Linux Terminal

In this tutorial, we will show you an easy way to test Internet speed on Linux terminal. More often than …
install Malcolm network traffic analysis tool on Ubuntu

Analyze PCAP Files using Malcolm Network Traffic Analysis tool

In this tutorial, you will learn how to analyze PCAP files using Malcolm network traffic analysis tool. Malcolm can be …

STORAGE

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Exploring LVM: Learn About Common PV, LV, and VG Attributes | LVM Attributes

How to Deploy Ceph Storage Cluster on Rocky Linux

Install and Setup GlusterFS on Ubuntu 18.04

Deploy Ceph Storage Cluster in Kubernetes using Rook

How to Setup Ceph Admin Node in High Availability

How to Install and Configure OpenShift Data Foundation (ODF) on OpenShift 4.20: Step-by-Step Guide [2026]

Setup Software RAID on Ubuntu 20.04

Install and Setup Ceph Storage Cluster on Ubuntu 22.04

VIRTUALIZATION

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Install Debian 12 on VirtualBox

Install Debian 12 on VirtualBox

Kifarunix

Follow through this tutorial to learn how to install Debian 12 on VirtualBox. The Debian …

Install Ubuntu 24.04 on VirtualBox

Install Ubuntu 24.04 on VirtualBox

Kifarunix

This guide will take you through how to install Ubuntu 24.04 on VirtualBox. Ubuntu 24.04, …

wubuntu

Install Wubuntu Linux on VirtualBox

Kifarunix

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

how to Install Docker Desktop on Ubuntu

How to Install Docker Desktop on Ubuntu 22.04/Ubuntu 20.04

Kifarunix

How can you install Docker desktop on Linux? In this tutorial, you will learn how …

Upgrade Ubuntu 18.04 to Ubuntu 20.04

koromicha

Well, Ubuntu 20.04, codenamed Focal Fossa is now available for testing with official version being …

How to Upgrade VirtualBox 5.2 to VirtualBox 6.0 on Ubuntu 16.04

koromicha

In this tutorial, we are going to learn how to Upgrade VirtualBox 5.2 to VIrtualBox …

insert guest addition iso

Install VirtualBox Guest Additions on Wubuntu

Kifarunix

Follow through this step by step guide to lean how to install VirtualBox Guest Additions …

How to Create And Delete OpenStack Project

How to Create And Delete OpenStack Project

koromicha

In this blog post, we’ll provide a step by step tutorial on how to create …

Deploy All-In-One OpenStack with Kolla-Ansible on Ubuntu 22.04

Deploy All-in-One OpenStack with Kolla-Ansible on Ubuntu 22.04

Kifarunix

In this guide, you will to learn how to deploy all-in-one OpenStack with Kolla-Ansible on …

Install VirtualBox Extension Pack on VirtualBox 6.0

koromicha

Welcome to our tutorial on how install VirtualBox extension pack on VirtualBox 6.0. This guide …

Install VirtualBox 7 on Ubuntu 24.04

Install VirtualBox 7 on Ubuntu 24.04

In this post, you will learn how to install VirtualBox 7 on Ubuntu 24.04. Installing VirtualBox 7 on Ubuntu 24.04 …
clone kvm virtual machines

How to Clone KVM Virtual Machines

What is the quick and easy way to clone KVM virtual machines? In this guide, we’ll explore the step-by-step procedure …
Install Ubuntu 21.04 Desktop on VirtualBox

Install Ubuntu 21.04 Desktop on VirtualBox

In this tutorial, you learn how to install Ubuntu 21.04 Desktop on VirtualBox. The latest stable release of Ubuntu, Ubuntu …

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