The dediserve cloud platform now includes the ability to firewall your cloud machine. Included completely free of charge with every account, you can now easily and quickly configure your firewall rules from your dediserve control panel or API.
Simple click on the "firewall" icon in your control panel under the "billing info" tab to the right hand side.
You will then be presented with the firewall configuration page.
Set the default firewall rule to "drop", this will close all the ports on your machine, you can then simply open the ports you like, including the standard 80 (http) , 21 (FTP) etc.