How to install DirectAdmin on the server with CentOS

Instructions, requirements:

Setup fully qualified hostname:

hostname something.something.something

wget;chmod 755;./

during setup, you will be invited to select network device. Use the one that match your public (license) IP. Example on VPS it is: venet0:0

Access http://yourserverIP:2222
using login data provided after installation

How to change DirectAdmin license on already installed server

Read this tutorial:
Or this one:

It is about executing following commands:
cd /usr/local/directadmin/scripts
service directadmin restart