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System Administration

Converting from Oracle Linux/Rocky/CentOS to RHEL

In this post I wanted to demonstrate converting from one of the RHEL compatible Enterprise Linux distributions, like CentOS, Rocky Linux or Oracle Linux, to Red Hat Enterprise Linux. I’ll be demonstrating from an Oracle Linux server running in Proxmox, however these steps will work regardless of the RHEL compatible distribution you are starting from […]

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System Administration WordPress

Installing WordPress Multisite on Linux

WordPress is one of the most popular content management systems in the world estimated to be running over 40% of all websites. Its easy to use of use, has a massive theme and plugin ecosystem, and it’s super flexible for both personal websites and businesses. I’ve been using WordPress since the start of my career […]

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System Administration

Managing Linux servers with Ansible

Ansible is an open source, configuration management and automation tool sponsored by Red Hat. Ansible lets you define the state that your servers should be in using YAML and then proceeds to create that state over SSH. For example, the state might be that the Apache web server should be present and enabled. The great […]

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System Administration

Joining Enterprise Linux to Active Directory

In this post I’ll outline the steps to join an Enterprise Linux host to Microsoft Active Directory for user account management. Why would you want to do this? In an Enterprise environment it’s common to have a mix of Windows and Unix/Linux machines that offer different services across the organisation. To resolve the issues of […]

Categories
System Administration

Installing Enterprise Linux

In this post I’m going to demonstrate the installation of Enterprise Linux in a Virtual lab environment. I’ll be installing both Red Hat Enterprise Linux 9, because it’s the leading Enterprise Linux distribution, and CentOS Stream 9, because it’s the upstream community release of RHEL. The steps outlined here should be the same for all […]