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HowTos

Configure Postfix to Use Gmail SMTP Relay

Configure Postfix to Use Gmail SMTP on Ubuntu 18.04

In this guide, we are going to learn how to configure Postfix to use Gmail SMTP on Ubuntu 18.04 to relay mails. To ensure reliable

Connect to VNC Server via SSH Tunnel

How do you remotely connect to a VNC server? Well in this guide, we are going to learn how to connect to VNC server via

How to Monitor OpenVPN Connections using openvpn-monitor tool

In this tutorial, we are going to learn how to monitor OpenVPN connections using openvpn-monitor tool. This tutorial focuses on monitoring OpenVPN connections established using

Technology powers the expansion of online casinos

From smooth software engines to solid platforms, technological advancements are revolutionizing how online gamblers play If you’ve been around computers long enough, you’ll know that

Setup HAProxy Load Balancer on Fedora 30/Fedora 29

This guide will take you through how to setup HAProxy Load balancer on Fedora 30/Fedora 29. HAProxy provides high availability, load balancing and proxying for TCP and

openldap sssd

Configure SSSD for OpenLDAP Authentication on CentOS 8

In this guide, we are going to demonstrate how to configure SSSD for OpenLDAP Authentication on CentOS 8. In our previous guides, we have covered

Easy Way to Extend KVM Virtual Machine Disk Size

Easy Way to Extend KVM Virtual Machine Disk Size

This is a simple tutorial on an easy way to extend KVM virtual machine disk size. Disk usage in a VM is among the limited

How To Ensure Top Security For Your Business

How To Ensure Top Security For Your Business

The present business is completely data-oriented. You deal with loads of data to have a better understanding. But recent activities of data thefts have brought

install ntp client on Linux

Setup NTP Client using Chrony on Rocky/Oracle Linux

In this tutorial, you will learn setup NTP client using Chrony on Rocky/Oracle Linux. Clock synchronization is one of the ISO 27001 requirements for logging

Install and Configure Nagios Core From Source on Ubuntu 18.04

Install and Configure Nagios Core From Source on Ubuntu 18.04

In this tutorial we are going to learn how to install and Configure Nagios Core from source on Ubuntu 18.04 for server resource consumption and

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Latest Posts

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

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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

Containers

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

Install Kubernetes Metrics Server on a Kubernetes Cluster

How to Deploy WordPress as a Docker Container

Setup Highly Available Kubernetes Cluster with Haproxy and Keepalived

Install Dozzle Real-Time Log Viewer for Docker Containers on Ubuntu

Install OpenStack on Ubuntu 24.04 using Kolla Ansible

Security

Studying cybersecurity and gaining the greatest achievements in data protection

How to Set System Wide Proxy in Ubuntu 18.04

Install and Setup VeraCrypt on Ubuntu 22.04/Ubuntu 20.04

4 Reasons Why Home and Remote Workers Should Use a VPN

How to Fix QRadar CE failing Gluster 3.8 repos on CentOS-7.3

Setup Squid Proxy Authentication on Ubuntu 18.04/Fedora 29/28/CentOS 7

Monitoring

Install Zabbix Agent on FreeBSD 12

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

Install Nagios Plugins on CentOS 8

Monitor Linux System Metrics with ELK Stack

Monitor SSL/TLS Certificate Expiry with Prometheus and Grafana

Install ELK Stack 8.x on Ubuntu 24.04/Ubuntu 22.04

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