Send SNMP Traps from Nagios to Remote Management Host

MySQL Master-Master Replication

Create MySQL user CREATE USER ‘droaming’@’localhost’ IDENTIFIED BY ‘DroamG.123’; CREATE USER ‘droaming’@’%’ IDENTIFIED BY ‘DroamG.123’; Drop Mysql User DROP USER ‘droaming’@’localhost’; DROP USER ‘droaming’@’%’; Create Mysql Database and grant permission CREATE DATABASE droaming; GRANT ALL ON droaming.* TO ‘droaming’@’localhost’; View MySQL users SELECT User, Host, Password FROM mysql.user; MySQL Master-Master Replication SERVER 01 [mysqld] datadir=/var/lib/mysql […]

How to install, setup and configure an OpenVPN Service on CentOS 5

In this tutorial, we will learn how to install, setup and configure an OpenVPN Service on CentOS 5 as well as configuring the firewall to allow vpn traffic. Clients configuration will be done in the linked article, available at the bottom of this tutorial. Topology used in this scenario: 1 Ethernet card (eth0) connected to […]

Migrating from GitLab to GitHub (Without the Baggage of Large Files)

When working with large data or heavy dependencies, it’s not uncommon for repositories to exceed GitHub’s 100MB file size limit. If you’re migrating from GitLab to GitHub and encounter this issue, you’ll need to clean your repo history and strip out large files before pushing. In this post, I’ll walk you through how to successfully […]