HowTos, Red Hat Satellite, Repository Managers, RHEL

Enable RHEL 10 Repositories in Red Hat Satellite: A Step-by-Step Guide

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Kifarunix
HowTos, Security

WordPress: Fix Updating failed. The response is not a valid JSON response

Database, HowTos, MySQL

Install MySQL 8 on CentOS 8

HowTos, Directory Server, OpenLDAP

Install and Setup OpenLDAP on Rocky Linux 9

Containers, HowTos, Kubernetes, OpenShift

Deploy Single Node OpenShift (SNO) on KVM: Agent-Based Installer Guide

Containers

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How to Configure Centralized Logging in OpenShift with LokiStack and ODF

How to Configure Centralized Logging in OpenShift with LokiStack and ODF

In this blog post, we will cover how to configure centralized logging in OpenShift with LokiStack and ODF. If you …
integrate OpenShift with Active Directory for Authentication

Integrate OpenShift with Active Directory for Authentication

In this tutorial, you will learn how to integrate OpenShift with Active Directory for authentication. This setup enables users to …
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 …
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

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

Part 3: How to Restore and Validate Application Backups in OpenShift with OADP

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

how to Install Docker Desktop on Ubuntu

How to Install Docker Desktop on Ubuntu 22.04/Ubuntu 20.04

Connect to Remote Docker Environment on Docker Desktop

Connect to Remote Docker Environment on Docker Desktop

Backup and Restore etcd in OpenShift 4 with Automated Scheduling & S3 Storage Integration

Backup and Restore etcd in OpenShift 4 with Automated Scheduling & S3 Storage Integration

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

kubernetes secrets

How to Use Secrets in Kubernetes Applications

deploy WordPress using Docker compose

Deploy WordPress using Docker Compose

Understanding OpenShift Security Context Constraints

Control OpenShift Pod Permissions with SCCs and Service Accounts

using configmaps in kubernetes

Step-by-Step Guide to Using ConfigMaps in Kubernetes

Deploy Multi-Node OpenStack using Kolla-Ansible

Deploy Multinode OpenStack using Kolla-Ansible

Configuring Shared Filesystem for Kubernetes on Rook Ceph Storage

Configuring Shared Filesystem for Kubernetes on Rook Ceph Storage

Deploy OpenBao on OpenShift with HA Raft, TLS, and Static Key Auto-Unseal: No Cloud KMS Needed

Deploy OpenBao on OpenShift with HA Raft, TLS, and Static Key Auto-Unseal: No Cloud KMS Needed

Kubernetes Resource Optimization with Vertical Pod Autoscaler (VPA)

Kubernetes Resource Optimization with Vertical Pod Autoscaler (VPA)

Security

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Why Should You Be Using Ubuntu? 6 Advantages

Essential Cybersecurity Measures for Small Businesses

Install and Configure AlienVault OSSIM on VirtualBox

Most Popular

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Install and Set Up Active Directory on Windows Server 2025 with LDAPS
HowTos, Directory Server

Install and Set Up Active Directory on Windows Server 2025 with LDAPS

monitor docker containers using nagios
Monitoring, Containers, Docker, HowTos

How to Monitor Docker Containers using Nagios

6 Top Tips That'll Help Your Site Rank Higher
HowTos

6 Top Tips That’ll Help Your Site Rank Higher

HowTos

How to Install Programs from Source on Ubuntu 18.04

Install IBM QRadar Community Edition SIEM on VirtualBox
Security, QRadar, SIEM

How to Install IBM QRadar CE v7.3.1 on VirtualBox

install and setup ceph storage cluster
Storage, Ceph, HowTos

Setup Three Node Ceph Storage Cluster on Ubuntu 18.04

Process and Visualize ModSecurity Logs on ELK Stack

Creating Custom Nessus Scan Policy Templates

Install SpiderFoot on Ubuntu 20.04

Install Wireshark on Ubuntu 22.04

Install and Configure AlienVault OSSIM on VirtualBox

How to Easily Enable and Configure Cortex Analyzers

Install and Setup Squid Proxy on Debian 11/10

6 Tools That Can Help Protect Your Sensitive Business Information

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

Easily Configure Elasticsearch HTTPS Connection

How to Install OPNsense on VirtualBox

MONITORING

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Install latest Grafana on Debian 10

Install latest Grafana on Debian 10

koromicha

In this tutorial, you will learn how to install latest Grafana on Debian 10. Grafana is …

Install Icinga 2 on Debian 10 Buster

koromicha

In this guide, we are going to learn how to install Icinga 2 on Debian …

Install OSSEC Agent on Solaris

How to Install OSSEC Agent on Solaris 11.4

koromicha

In this tutorial, we are going to learn how to install OSSEC agent on Solaris …

Monitor Windows System Metrics using Sensu

Monitor Windows System Metrics using Sensu

koromicha

Follow through this guide to learn how you can easily monitor Windows system metrics using …

Update/Change Kibana Visualization Index Pattern

Update/Change Kibana Visualization Index Pattern

gen_too

In this tutorial, you will learn how to update/change kibana visualization index pattern. Kibana is a …

Monitor System Metrics with TICK Stack on Ubuntu 20.04

gen_too

In this tutorial, we are going to learn how to monitor system metrics with TICK …

How to Integrate ELK Stack with TheHive

How to Integrate ELK Stack with TheHive

gen_too

In this tutorial, we are going to learn how to integrate ELK stack with TheHive. …

ntopng

Install ntopng on Rocky Linux 8

gen_too

This guide will take you through how to install ntopng on Rocky Linux 8. ntopng …

Install InfluxDB on Fedora 30/Fedora 29

koromicha

Welcome to our guide on how to Install InfluxDB on Fedora 30/Fedora 29. InfluxDB is …

Install Nagios Core on FreeBSD 13

Install Nagios Core on FreeBSD 13

koromicha

In this guide, we are going to learn how to install Nagios Core on FreeBSD …

Deploy ELK Stack 8 on Docker Containers

Deploy ELK Stack 8 Cluster on Docker Containers

Follow through this guide to learn how to deploy ELK Stack 8 cluster on Docker containers. Deploying a multinode ELK …
logstash elasticsearch authentication

Configure Logstash Elasticsearch Basic Authentication

This tutorial will show you how you can easily configure Logstash Elasticsearch Basic authentication. If you have secured your Elasticsearch …
Install Sensu Agent on Windows systems

Install Sensu Agent on Windows systems

This guide is about how to install Sensu agent on Windows systems. To be able to start collecting remote Windows …

NETWORKING

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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 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 …
Securing OpenShift Networking with Network Policies: Default Deny, Cross-Namespace Rules, and Egress Filtering

Securing OpenShift Networking with Network Policies: Default Deny, Cross-Namespace Rules, and Egress Filtering

Securing OpenShift networking with network policies is one of the most critical steps in moving from a flat, permissive cluster …
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 …
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 …
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 …
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 …

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 …
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 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, …

STORAGE

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

Install and Configure BackupPC on CentOS 8

Install and Configure NFS Server on RHEL/CentOS

Easily Install and Configure Samba File Server on Ubuntu 20.04

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

Backup Windows System via SMB Using BackupPC

Install ownCloud Server on Debian 12

How to Deploy Ceph Storage Cluster on Rocky Linux

VIRTUALIZATION

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Install VirtualBox Guest Additions on Ubuntu 24.04

Install VirtualBox Guest Additions on Ubuntu 24.04

Kifarunix

In this guide, you will learn how to install VirtualBox guest additions on Ubuntu 24.04. …

Install Fedora 30 Workstation on VirtualBox

koromicha

So Fedora 30 has just been released and you would like to try out the …

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 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 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 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 …

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 …

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 …

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 …

shrink KVM virtual machine LVM partitioned disk

Shrink KVM Virtual Machine LVM Partitioned Disk

Kifarunix

Is it possible to shrink KVM virtual machine LVM partitioned disk? Well, to be honest, …

Install VirtualBox 6.1 on Ubuntu 18.04 Desktop

VirtualBox 6.1.0 which is a major update of VirtualBox was released December 10 2019 with quite a number of new major …
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 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, …

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