Step 3: Choose an Operating System

Details for:

• cPanel & WHM 11.38
• cPanel DNSONLY 11.38

Introduction

Our system requirements document lists these operating systems as compatible with cPanel & WHM 11.38:

• CentOS (version 5.x or 6.x)
• Red Hat Enterprise Linux (version 5.x or 6.x)
• CloudLinux (version 5.x)
• CloudLinux (version 6.x)

Next, let's examine the basic differences between these operating systems.

About CentOS and Red Hat® Enterprise Linux®

CentOS is a free operating system based on Red Hat Enterprise Linux.

About CloudLinux

CloudLinux is an operating system based on CentOS.

Unlike CentOS, CloudLinux modifies the kernel to contain spikes in usage. This modification enhances your server's reliability.

Note: CloudLinux is compatible with virtual environments that allow you to select a kernel. It is not compatible with OpenVZ or Virtuozzo.

Additional resources:

• http://www.cpanel.net/cloudlinux.htm
• http://www.cloudlinux.com
• http://www.cloudlinux.com/docs/whmplugin.php
• http://www.cloudlinux.com/docs/cpanel-enduser-plugin.php
• http://www.cloudlinux.com/docs/cpanel-webserver.php

About FreeBSD

We no longer support FreeBSD as of cPanel & WHM 11.30. We recommend that you do not create new FreeBSD servers for use with cPanel & WHM. For more information, please read our End of Life Policy.

• Previous — Step 2: View System requirements for cPanel & WHM 11.36 installation.
• Next — Step 4: Install your operating system.