HowTos

Interior design tips for upgrading your dorm room

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Certifications, Cisco CCNA R&S

Is It Possible to Explore Cisco CCNA Routing and Switching Certification via Practice Tests from Examsnap?

Monitoring, HowTos

Install and Configure SNMP on Ubuntu 18.04 and CentOS 7

HowTos, ownCloud, Storage

Install ownCloud Desktop Client on Debian 10

Containers

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StatefulSets in Kubernetes: Everything You Need to Know

StatefulSets in Kubernetes: Everything You Need to Know

In this blog post, you will learn about statefulsets in Kubernetes and everything you need to know: the definition and …
kubernetes kubeconfig

What is Kubeconfig File in a Kubernetes Cluster?

What is kubeconfig file in a Kubernetes Cluster? If you are just starting out your journey in Kubernetes, it is …
Safely Upgrade Kubeadm Kubernetes Cluster: A Step-by-Step Guide

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

In this guide, we’ll walk you through the step-by-step process of how to safely upgrade kubeadm Kubernetes cluster. Upgrading a …
install etcdctl on kubernetes cluster

How to Install etcdctl on Kubernetes Cluster

kubernetes states: declared vs actual state

Understanding Kubernetes States: Declared vs Observed states Explained

Kubernetes Cluster on RHEL 9

Install and Setup Kubernetes Cluster on RHEL 9

backup and restore kubernetes etcd cluster

Disaster Recovery in Kubernetes: etcd Backup and Restore with etcdctl and etcdutl

kubernetes secrets

How to Use Secrets in Kubernetes Applications

Creating Users in Kubernetes

Kubernetes User Management: Creating Users, Groups and Service Accounts

Kubernetes Ingress Explained

Kubernetes Ingress Explained: How to Manage External Access to Your Services

provision Block Storage for Kubernetes on Rook Ceph Cluster

Provision Block Storage for Kubernetes on Rook Ceph Cluster

Setup Three Node Docker Swarm Cluster on Ubuntu

How to Setup Three Node Docker Swarm Cluster on Ubuntu 22.04

Deploy NRPE Agent as a Docker container

Deploy NRPE Agent as a Docker Container

Kubernetes Kustomize 101: Introduction and Basics

Kubernetes Kustomize 101: Introduction and Basics

Serverless Computing with Linux on AWS Lambda

Serverless Computing with Linux on AWS Lambda

monitor Docker containers metrics using Grafana

Monitor Docker Containers Metrics using Grafana

Kubernetes Resource Optimization with Vertical Pod Autoscaler (VPA)

Kubernetes Resource Optimization with Vertical Pod Autoscaler (VPA)

Static Pods vs Mirror Pods vs DaemonSets

Kubernetes Pod Management: Static Pods vs Mirror Pods vs DaemonSets

Deploy ELK Stack 8 on Docker Containers

Deploy ELK Stack 8 Cluster on Docker Containers

Security

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Setup Portainer with SSL Certificates

Install Metasploit Framework on Ubuntu 22.04/Ubuntu 20.04

How to Install Acunetix on Ubuntu 18.04

Most Popular

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install and configure snmp on Linux
Monitoring, HowTos, SNMP

Install and Configure SNMP on Ubuntu 22.04/Debian 11

Kubernetes Architecture: A High-level Overview of Kubernetes Cluster Components
Containers, HowTos, Kubernetes

Kubernetes Architecture: A High-level Overview of Kubernetes Cluster Components

Install Nexus Repository Manager on Ubuntu 20.04
Repository Managers, HowTos

Install Nexus Repository Manager on Ubuntu 20.04

2024 Tutorial: Easiest Way to Remote Control Laptops
HowTos

2024 Tutorial: Easiest Way to Remote Control Laptops

Install Apache Guacamole as Docker Container on Ubuntu
HowTos, Guacamole, Remote Desktop

Install Guacamole as Docker Container on Rocky Linux

HowTos, OpenVPN, Security, VPN

4 Reasons Why Home and Remote Workers Should Use a VPN

Setup IPSec VPN Server with Libreswan on CentOS 8

Install and Setup GVM 20.08 on Ubuntu 20.04

The Role of a Strategic Cybersecurity Strategy in Ensuring Business Continuity

Install SpiderFoot on Ubuntu 20.04

Install and Setup Suricata on Rocky Linux

How to Install and Configure DVWA Lab on Ubuntu 18.04 server

Scan a Web Application Using Acunetix Scanner

How to Monitor OpenVPN Connections using openvpn-monitor tool

Install Kali Linux 2020.3 on VirtualBox

Protecting Your Privacy: How VPNs Safeguard Your Online Presence

Install and Setup Velociraptor on Ubuntu 18.04

Install and Setup Security Onion on VirtualBox

MONITORING

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filebeat kafka connection

Complete Guide: Configuring Filebeat to Send Logs to Kafka

Kifarunix

How can I configure Filebeat to send logs to Kafka? This is a complete guide …

Install Logstash 7 on Fedora 30/Fedora 29/CentOS 7

Install Logstash 8 on Ubuntu/Debian

koromicha

This guide is about how to install and configure Logstash 8 on Ubuntu/Debian as a …

Install LibreNMS on Linux

Install LibreNMS on Debian 11/Debian 10

koromicha

Follow through this tutorial to learn how to install LibreNMS on Debian 11/Debian 10. LibreNMS …

Full Automation of Nagios Monitoring Setup with Ansible

Full Automation of Nagios Monitoring Setup with Ansible

Kifarunix

In this guide, we’ll walk you through the full automation of Nagios monitoring setup using …

Install and Configure Wazuh Manager

Install and Configure Wazuh Manager on Ubuntu 22.04

gen_too

In this tutorial, you will learn how to install and configure Wazuh Manager on Ubuntu …

Install LibreNMS on Linux

Install LibreNMS on Ubuntu 22.04/Ubuntu 20.04

koromicha

Follow through this tutorial to learn how to install LibreNMS on Ubuntu 22.04/Ubuntu 20.04. LibreNMS …

Create Squid Logs Extractors on Graylog Server

koromicha

In this guide, we are going to go over how to create squid logs extractors …

Monitor Docker Swarm and Container metrics using Metricbeat

Monitor Docker Swarm and Container metrics using Metricbeat

Kifarunix

Is it possible to monitor Docker Swarm and container metrics using Metricbeat? Yes, of course! …

Install and Configure Prometheus on CentOS 8

koromicha

Welcome to our guide on how to install and configure Prometheus on CentOS 8. Prometheus …

Install LibreNMS on Linux

Install LibreNMS on Rocky Linux

koromicha

Follow through this tutorial to learn how to install LibreNMS on Rocky Linux. LibreNMS is …

ntopng

Install ntopng on Rocky Linux 8

This guide will take you through how to install ntopng on Rocky Linux 8. ntopng is a high performance web-based …
Install LibModsecurity with Apache on Ubuntu 20.04

Install ModSecurity with Apache on Ubuntu 22.04

Welcome to our guide on how to install ModSecurity with Apache on Ubuntu 22.04. Modsecurity is an open source, cross …
gitlab

Monitoring Gitlab Metrics with Prometheus and Grafana

In this tutorial, we will learn about monitoring Gitlab metrics with Prometheus and Grafana. Grafana is a data visualization and …

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 …
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 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 …
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 …
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 …
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, …

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 …
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 …
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 …
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, …
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 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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Create RAID Level 10 (RAID 1+0) on Ubuntu 20.04

Easy way to Install ownCloud Desktop Client on Debian 12

Install and Setup GlusterFS Storage Cluster on CentOS 8

Easily Install and Configure Samba File Server on Ubuntu 20.04

How Install and Configure iSCSI Storage server on CentOS 7

Install Nextcloud with Nginx and SSL/TLS Certificates on CentOS 8

Setup GlusterFS Distributed Replicated Volume on CentOS 8

Install and Configure BackupPC on Rocky Linux 8

VIRTUALIZATION

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deploy HAProxy as a Docker container

Deploy HAProxy as a Docker Container

gen_too

Follow through this tutorial to learn how to deploy HAProxy as a Docker container. HAProxy …

Install VirtualBox Guest Additions on Rocky Linux 8

Install VirtualBox Guest Additions on Rocky Linux 8

koromicha

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

Install Kali Linux 2022.2 on VirtualBox

Install Kali Linux 2022.2 on VirtualBox

koromicha

In this tutorial, you will learn how to install Kali Linux 2022.2 on VirtualBox. Kali Linux is …

Install VirtualBox Guest Additions on Ubuntu 18.04

Jay Decrame

In this guide, we are going to learn how to install VirtualBox Guest Additions on …

Install VirtualBox Guest Additions on Linux Mint 21

Install VirtualBox Guest Additions on Linux Mint 21

Kifarunix

Follow through this tutorial to learn how you can easily install VirtualBox guest additions on …

install portainer on Linux

Install Portainer on Rocky Linux

koromicha

In this tutorial, you will learn how to install Portainer on Rocky Linux. Portainer is a …

How to Configure OpenStack Networks for Internet Access

How to Configure OpenStack Networks for Internet Access

Kifarunix

How would you configure OpenStack networks for Internet access? Internet access is crucial for various …

Start and Stop KVM Virtual Machines from Command Line

Start and Stop KVM Virtual Machines from Command Line

koromicha

This guide will take you through how to start and stop KVM virtual machines from …

Install Rocky Linux 9 on VirtualBox

Install Rocky Linux 9 on VirtualBox

koromicha

In this tutorial, you will learn on how to easily install Rocky Linux 9 on …

bullseye 11

Install Debian 11 on VirtualBox

gen_too

Follow through this tutorial to learn how to install Debian 11 on VirtualBox. The Debian …

genymotion login

Install Genymotion Android Emulator on Ubuntu 20.04

Follow through this guide to learn how to install Genymotion Android emulator on Ubuntu 20.04. Genymotion, is an android emulator …

Install VirtualBox Guest Additions on CentOS 8

In our previous guide, we learnt how to Install CentOS 8 on VirtualBox. However, it doesn’t display in full-screen view …

Install VirtualBox on Debian 11 Desktop

In this tutorial, you will learn how to install VirtualBox on Debian 11 desktop version. VirtualBox is a general-purpose full …

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