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ubuntu 21.04 virtualbox

Install VirtualBox on Ubuntu 21.04

Install VirtualBox on Ubuntu 21.04

Ubuntu 21.04 code named, Hirsute Hippo is available for testing as of this writing with the official release date is set to be April 22,

Latest Posts

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

How to Deploy an OpenShift Cluster Using Agent-Based Installer (Bootable ISO, KVM & Bare Metal)

Integrate Request Tracker (RT) with Active Directory for Authentication

How to Enable Self-Service Password Reset in Request Tracker (RT)

Configure Request Tracker to Send Mails using MSMTP via Gmail Relay

How to Enable HTTPS for Request Tracker on Linux

Containers

Monitor Docker Swarm Node Metrics using Grafana

Kubernetes Kustomize 101: Introduction and Basics

Deploy Nagios as a Docker Container

How to Install Docker Desktop on Kali Linux

Kubernetes Pod Management: Static Pods vs Mirror Pods vs DaemonSets

Why Docker Hardened Images Are a Game-Changer for Software Supply Chain Security

Security

Configure Availability Monitoring on AlienVault USM/OSSIM using Nagios

Windows Server Security Essentials from Experienced System Administrators

Install and Configure Snort 3 on Ubuntu 22.04

How to Install RTIR Module on Request Tracker [2025]

Lock Linux User Account after Multiple Failed Login Attempts

Install Fleet Osquery Manager on Ubuntu 20.04/Ubuntu 22.04

Monitoring

Install Nagios Plugins and NRPE agents on CentOS 7/RHEL 7/Fedora 29

Install OpenNMS Network Monitoring tool on Ubuntu 20.04

Deploy Nagios NRPE Agents using Ansible

Install and Configure Logstash 7 on Ubuntu 18/Debian 9.8

Install latest Graylog on CentOS 7

Install Sensu Agent on Rocky Linux

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