HowTos

Why a hosted PBX telephony system is better suited for your online business

BY
koromicha
Monitoring, Grafana, HowTos, Prometheus

Configure Prometheus Email Alerting with AlertManager

Storage, GlusterFS, HowTos

Setup GlusterFS Distributed Replicated Volume on CentOS 8

Monitoring, HowTos

Add Hosts to LibreNMS Server for Monitoring

HowTos

6 Ways SMBs Can Improve Their Business Operation

Containers

More
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

In this tutorial, you will learn how to replace OpenShift self-signed Ingress and API SSL/TLS certificates with Lets Encrypt. When …
Step-by-Step Guide on Deploying an Application on Kubernetes Cluster

Step-by-Step Guide on Deploying an Application on Kubernetes Cluster

In this tutorial, we will provide you with a step-by-step guide on deploying an application on Kubernetes cluster. Kubernetes is …
Understanding Deployments in Kubernetes: A Comprehensive Guide

Understanding Deployments in Kubernetes: A Comprehensive Guide

This tutorial provides a comprehensive guide on understanding deployments in Kubernetes. Deployments in Kubernetes play a crucial role in managing …
How to Backup and Restore Applications in OpenShift 4 with OADP (Velero) and ODF

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

Install Portainer Extension on Docker Desktop

Install Portainer Extension on Docker Desktop

Automate OpenShift Builds with Git Webhooks

How to Automate OpenShift Builds with Git Webhooks: Step-by-Step Guide

Deploy ELK Stack 8 on Docker Containers

Deploy ELK Stack 8 Cluster on Docker Containers

Understanding Deployments in Kubernetes: A Comprehensive Guide

Understanding Deployments in Kubernetes: A Comprehensive Guide

Static Pods vs Mirror Pods vs DaemonSets

Kubernetes Pod Management: Static Pods vs Mirror Pods vs DaemonSets

Install and Use Docker on Debian 10 Buster

Understanding OpenShift Security Context Constraints

Control OpenShift Pod Permissions with SCCs and Service Accounts

Kubernetes cluster high availability

Setup Highly Available Kubernetes Cluster with Haproxy and Keepalived

Kubernetes Resource Optimization with Vertical Pod Autoscaler (VPA)

Kubernetes Resource Optimization with Vertical Pod Autoscaler (VPA)

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

Part 1: How to Install and Configure OADP Operator on OpenShift 4

deploy HAProxy as a Docker container

Deploy HAProxy as a Docker Container

Setup Three Node Docker Swarm Cluster on Ubuntu

How to Setup Three Node Docker Swarm Cluster on Ubuntu 22.04

Creating Users in Kubernetes

Kubernetes User Management: Creating Users, Groups and Service Accounts

install docker ce

Install and Use Docker CE on CentOS 8

Install Minikube on Debian 12

Installing Minikube on Ubuntu 24.04

Security

More

How to Easily Enable and Configure Cortex Analyzers

List  of top 10 Tips to Protect your Privacy Online

Install Modsecurity with Nginx on Rocky Linux 8

Most Popular

More
install nodejs on ubuntu
HowTos

Install Nodejs on Debian 11

3 Challenges to Wake Up Creativity For Your Business
HowTos

3 Challenges to Wake Up Creativity For Your Business

HowTos, Linux Commands, vim

Delete Lines Matching Specific Pattern in a File using VIM

Create Your First Digital Business: 7 Technical Tips to Follow
HowTos

Create Your First Digital Business: 7 Technical Tips to Follow

Landscape, System Manager

Add and Manage Ubuntu Systems Using Landscape

Directory Server, HowTos

Install and Configure OpenLDAP Server on Debian 9 Stretch

Setup IPSec VPN Server with Libreswan on CentOS 8

Install sysPass Password Manager on Rocky Linux

What Are the Benefits of SOCKS5 Proxy?

Analyze Network Traffic using Zeek

How to Install OpenVPN Server on Ubuntu 24.04

Why Creating a Secure Password is Crucial

Step-by-Step Guide: Install and Setup OpenVPN Server on Ubuntu 22.04

Install Metasploit Framework on Ubuntu 22.04/Ubuntu 20.04

Install and Configure Libreswan VPN Client on Ubuntu/Debian

Install Wazuh Agent on pfSense

Install Gophish on Ubuntu 18.04/Debian 9.8

How to Install NSClient Nagios Monitoring Agent on Windows System

MONITORING

More
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 …

Process ModSecurity Logs using Wazuh

Process ModSecurity Logs using Wazuh

gen_too

This guide will take you through how to process ModSecurity logs using Wazuh. ModSecurity WAF …

Enable User Workload Monitoring in OpenShift 4.20

How to Enable User Workload Monitoring in OpenShift 4.20: Let Developers Monitor Their Apps

Kifarunix

In this blog post, you will learn how to enable user workload monitoring in OpenShift …

kibana custom ingest pipelines

Create Custom ELK Ingest Pipeline for Custom Log Processing

gen_too

Follow through this tutorial to learn how create custom ELK ingest pipeline for custom log …

install and configure snmp ubuntu 20.04

Quick Way to Install and Configure SNMP on Ubuntu 20.04

gen_too

In this guide, we are going to learn how to install and configure SNMP on …

Backup and Restore Elasticsearch Index Data

Restore Elasticsearch Snapshot to another Cluster

gen_too

In this tutorial, we will try to show how to restore Elasticsearch snapshot to another …

gitlab

Monitoring Gitlab Metrics with Prometheus and Grafana

koromicha

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

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 Latest Grafana on CentOS 8

koromicha

In this guide, we are going to learn how to install latest Grafana on CentOS …

Monitor Squid logs with Grafana and Graylog

koromicha

In this guide, we are going to learn how to monitor squid logs with Grafana …

Install Zabbix Agent on Windows Systems

Install Zabbix Agent on Windows Systems

This guide will take you through how to install Zabbix agent on Windows systems. Install Zabbix Agent on Windows Systems …

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 stack on Ubuntu 20.04. TICK …
Monitor Docker Swarm Node Metrics using Grafana

Monitor Docker Swarm Node Metrics using Grafana

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

NETWORKING

More
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 …
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 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 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 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 …
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 …
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 …
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 …

STORAGE

More

Install ownCloud Desktop Client on Ubuntu 20.04

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

How to Setup Ceph Admin Node in High Availability

How to Install BackupPC on Debian 12

Provision Block Storage for Kubernetes on Rook Ceph Cluster

Install and Setup Ceph Storage Cluster on Ubuntu 22.04

KVM Online Disk Expansion: How to Extend Virtual Disks Without Downtime

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

VIRTUALIZATION

More
Install VirtualBox 7 on Debian 12 Desktop

Install VirtualBox 7 on Debian 12

Kifarunix

This guide will take you through how to install VirtualBox 7 on Debian 12. VirtualBox …

Install VirtualBox Guest Additions on Rocky Linux 9

Install Oracle Linux 9 on VirtualBox

koromicha

In this tutorial, you will learn on how to simply install Oracle Linux 9 on …

Install VirtualBox on Ubuntu 21.04

Install VirtualBox on Ubuntu 21.04

koromicha

Ubuntu 21.04 code named, Hirsute Hippo is available for testing as of this writing with …

Easy Way to Extend KVM Virtual Machine Disk Size

Easy Way to Extend KVM Virtual Machine Disk Size

kaptotonindet

This is a simple tutorial on an easy way to extend KVM virtual machine disk …

Install Ubuntu 20.04 on VirtualBox

koromicha

Follow through this guide to learn how to install Ubuntu 20.04 on VirtualBox. Well, Ubuntu …

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 VirtualBox on Debian 11 Desktop

gen_too

In this tutorial, you will learn how to install VirtualBox on Debian 11 desktop version. …

Install VirtualBox Guest Additions on Ubuntu 21.04

Install VirtualBox Guest Additions on Ubuntu 21.04

koromicha

If you have installed Ubuntu 21.04 on VirtualBox, you realize that it is not in …

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 …

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 …

install portainer on Linux

Install Portainer on Debian 11/Debian 10

In this tutorial, you will learn how to install Portainer on Debian 11/Debian 10. Portainer is a self-service container service delivery …
kali linux 2021.3 desktop

Easily Install Kali Linux 2021.3 on VirtualBox

In this tutorial, you will learn how to install Kali Linux 2021.3 on VirtualBox. Kali Linux is an Advanced Penetration Testing Debian-based …
Install KVM on Oracle Linux

Install KVM on Oracle Linux

In this tutorial, you will learn how to install KVM on Oracle Linux. KVM, an acronym for Kernel-based Virtual Machine, …

© 2026 kifarunix.com

Home Advertise with us Privacy Policy
document.addEventListener("DOMContentLoaded", function() { document.querySelectorAll(".scroll-box").forEach(function(box) { box.style.position = "relative"; // Needed for absolute positioning of button var button = document.createElement("button"); button.className = "copy-icon-btn"; button.setAttribute("aria-label", "Copy code"); button.innerHTML = ''; box.appendChild(button); button.addEventListener("click", function() { var text = box.innerText; navigator.clipboard.writeText(text).then(function() { button.querySelector("svg").setAttribute("fill", "#4CAF50"); setTimeout(function() { button.querySelector("svg").setAttribute("fill", "white"); }, 1500); }).catch(function(err) { console.error("Copy failed: ", err); }); }); }); });