HowTos, Monitoring, Prometheus

Install and Configure Prometheus on CentOS 8

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koromicha
Security

How to Add and Scan a Target for Vulnerabilities on OpenVAS Scanner

Storage, HowTos

Easy way to Setup NFS Server on Ubuntu 20.04

HowTos, Database, MariaDB

Install MariaDB 11 on Debian 11/Debian 10

Storage, BackupPC, HowTos

Backup Windows System with BackupPC Using Rsyncd

Containers

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install portainer on Linux

Install Portainer on Ubuntu 22.04

In this tutorial, you will learn how to install Portainer on Ubuntu 22.04. Portainer is a self-service container service delivery platform …
How to Install Docker Resource Usage Extension

How to Install Docker Resource Usage Extension

How can you install Resource usage extension on Docker desktop? In this guide, you will learn how to install Docker …
How to Backup and Restore Applications in OpenShift 4 with OADP (Velero) and ODF

Part 2: How to Backup Applications and Persistent Volumes in OpenShift with OADP

In this guide, we will cover how to backup applications and persistent volumes in OpenShift with OADP. This is Part …
Static Pods vs Mirror Pods vs DaemonSets

Kubernetes Pod Management: Static Pods vs Mirror Pods vs DaemonSets

How to Backup and Restore Applications in OpenShift 4 with OADP (Velero) and ODF

Part 2: How to Backup Applications and Persistent Volumes in OpenShift with OADP

kubernetes drain vs cordon nodes

Kubernetes Nodes Maintenance: Drain vs. Cordon Demystified

Setup Kubernetes Cluster on Ubuntu

Install and Setup Kubernetes Cluster on Ubuntu 24.04

nagios docker

Deploy Nagios as a Docker Container

OpenShift Builds and BuildConfig

OpenShift Builds and BuildConfig Essentials: A Comprehensive Guide

using configmaps in kubernetes

Step-by-Step Guide to Using ConfigMaps in Kubernetes

Provisioning Kubernetes Persistent Volumes with CephFS CSI Driver

Step-by-Step: Provisioning Kubernetes Persistent Volumes with CephFS CSI Driver

Mastering Kubernetes Autoscaling: Horizontal vs Vertical Scaling

Mastering Kubernetes Autoscaling: Horizontal vs Vertical Scaling

Setup Kubernetes Cluster on Ubuntu

Setup Kubernetes Cluster on Ubuntu 22.04/20.04

install docker ce on debian 12

How to Install Docker CE on Debian 12

Creating Users in Kubernetes

Kubernetes User Management: Creating Users, Groups and Service Accounts

Configure OpenShift 4 Image Registry Persistent Storage with ODF

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

Install Metrics Server on Kubernetes

Install Kubernetes Metrics Server on a Kubernetes Cluster

Replace OpenShift Self-Signed Ingress and API SSL/TLS Certificates with Lets Encrypt

Replace OpenShift Self-Signed Ingress and API SSL/TLS Certificates with Lets Encrypt

Deploy ELK Stack 8 Cluster on Docker using Ansible

Deploy ELK Stack 8 Cluster on Docker using Ansible

Security

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Setup IPSec VPN server with Libreswan on Rocky Linux

Install and Setup DVWA on CentOS 8

Install Zammad Ticketing System on Debian 12

Most Popular

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Use VirtualBox VMs on KVM
HowTos, KVM, VirtualBox, Virtualization

Use VirtualBox VMs on KVM

Install and Configure iSCSI Storage server on CentOS
Storage, iSCSI

How Install and Configure iSCSI Storage server on CentOS 7

deploy WordPress using Docker compose
Containers, Docker, HowTos, Security, SSL/TLS, WordPress

Deploy WordPress using Docker Compose

install ntp client on Linux
HowTos

Install and Configure NTP Client on Ubuntu/Debian systems

webmin
HowTos, BIND, DNS, Webmin

Setup Bind DNS Using Webmin on Debian 10

Is a Firewall Box All You Need for Home and Small Office Security?
HowTos, Security

Is a Firewall Box All You Need for Home and Small Office Security?

Install Malcolm Network Traffic Analysis Tool on Ubuntu 22.04

How to Install and Setup Tailscale VPN on Debian 12

Install and Setup Velociraptor on Ubuntu 18.04

Install and Setup Security Onion on VirtualBox

How to Install OPNsense on VirtualBox

Install Wazuh SIEM Server on Ubuntu 24.04

Install OSSEC Agent on Debian 10 Buster

Tips For Choosing The Right Antivirus Software

Install Fleet Osquery Manager on Rocky Linux

How to Install and Configure DVWA Lab on Ubuntu 18.04 server

Easy way to Integrate TheHive with Cortex

Easily Configure Elasticsearch HTTPS Connection

MONITORING

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monitor Linux system metrics using Sensu

How to Monitor Linux System Metrics using Sensu

koromicha

In this tutorial, you will learn how to monitor Linux system metrics using Sensu. Sensu is …

Install and Configure Zabbix

Install Zabbix Server on Ubuntu 22.04

koromicha

In this guide, we are going to learn how to install Zabbix server on Ubuntu …

Monitor Docker Swarm Service Metrics using Grafana

Monitor Docker Swarm Service Metrics using Grafana

Kifarunix

How can I monitor Docker swarm service metrics? In this tutorial, you will learn how …

Install Prometheus on Linux

Install Prometheus on Debian 10

koromicha

In this guide, we are going to learn how to install Prometheus on Debian 10. Prometheus is …

Deploy NRPE Agent as a Docker container

Deploy NRPE Agent as a Docker Container

Kifarunix

In this tutorial, you will learn how to deploy NRPE agent as a Docker container. …

How to Upgrade ELK Stack 7.x to ELK Stack 8.x

How to Upgrade ELK Stack 7.x to ELK Stack 8.x

Kifarunix

How to upgrade Elasticsearch 7 to 8? In this guide, you will learn how to …

Install Filebeat on FreeBSD

Install Filebeat on FreeBSD

koromicha

Follow through this guide to learn how to install Filebeat on FreeBSD. Installing Filebeat on …

How to Measure CPU Usage in Linux

How to Measure CPU Usage in Linux

koromicha

This simple guide will take you through how to Measure CPU Usage in Linux. CPU …

Install and Setup TIG Stack on Ubuntu 20.04

gen_too

In this tutorial, we are going to learn how to install and setup TIG Stack …

Install Wazuh Agent on RHEL

How to Install Wazuh Agent on RHEL 8/9/10

Kifarunix

In this tutorial, you will learn how to install Wazuh agent on RHEL 8/9/10. Our …

Monitor Process Creation Events on Windows Systems using Wazuh and ELK stack

Monitor Process Creation Events on Windows Systems using Wazuh and ELK stack

In this tutorial, you will learn how to monitor process creation events on Windows systems using Wazuh and ELK Stack. …
Install and Configure Zabbix

Install Zabbix Server on Debian 10 Buster

In this guide, we are going to learn how to install Zabbix server on Debian 10 Buster. Zabbix is an …

Install and Configure Prometheus on Debian 9

In this guide, we are going to learn how to install and configure Prometheus on Debian 9. Prometheus is a …

NETWORKING

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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

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, …
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, …
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 …
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 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 …
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 …

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 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 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 …

STORAGE

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Install and Setup BackupPC Server on Ubuntu 20.04

How Install and Configure iSCSI Storage server on CentOS 7

Backup Windows System with BackupPC Using Rsyncd

Install and Configure NFS Server on RHEL/CentOS

Install and Setup Rsyslog Server on Ubuntu 22.04

Install and setup GlusterFS on Ubuntu 22.04/Ubuntu 20.04

Part 2: How to Backup Applications and Persistent Volumes in OpenShift with OADP

Install and Configure BackupPC on CentOS 8

VIRTUALIZATION

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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 KVM on Debian 12

Install KVM on Debian 12

Kifarunix

In this tutorial, you will learn how to install KVM on Debian 12. KVM, an …

kvm and terraform

Automate Virtual Machine Creation on KVM with Terraform

Kifarunix

In this tutorial, you will learn how to automate Virtual Machine creation on KVM with …

AutoStart VirtualBox VMs on System Boot on Linux

AutoStart VirtualBox VMs on System Boot on Linux

koromicha

In this guide, we are going to learn how to autostart VirtualBox VMs on system …

kali linux 2021.3 desktop

Install VirtualBox Guest Additions on Kali Linux 2021.3

gen_too

In this tutorial, you will learn how to install VirtualBox guest additions on Kali Linux …

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, …

Install VirtualBox 7 on Ubuntu 24.04

Install VirtualBox 7 on Ubuntu 24.04

Kifarunix

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

Install VirtualBox Guest Additions on AlmaLinux

Install VirtualBox Guest Additions on AlmaLinux

Kifarunix

Follow through this tutorial to learn how to install VirtualBox guest additions on AlmaLinux. We …

Install VirtualBox Guest Additions on Rocky Linux 9

Install VirtualBox Guest Additions on Rocky Linux 9

koromicha

Follow through this tutorial to learn how to install VirtualBox guest additions on Rocky Linux …

Install Rocky Linux 8 on VirtualBox

Install Rocky Linux 8 on VirtualBox

koromicha

Follow through this tutorial to learn how to install Rocky Linux 8 on VirtualBox. According …

insert guest addition iso

Install VirtualBox Guest Additions on Wubuntu

Follow through this step by step guide to lean how to install VirtualBox Guest Additions on Wubuntu. After you have …
How to Install Docker Resource Usage Extension

How to Install Docker Resource Usage Extension

How can you install Resource usage extension on Docker desktop? In this guide, you will learn how to install Docker …
Install VirtualBox Guest Additions on Ubuntu 21.04

Install VirtualBox Guest Additions on Ubuntu 21.04

If you have installed Ubuntu 21.04 on VirtualBox, you realize that it is not in fullscreen. In this guide, you …

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