(VPS) Virtual Private Server
Includes: Unlimited Domain & DNS hosting SSH Root Access, DNS Hosting,
Optional Webmin Control Panel, and Backups/Restores
Additional Add-On Services: Server Management, Firewall Service, cPanel and
DirectAdmin Control Panels, SSL Certificates
请问上面的说明，是否有包含免费的cPanel呢？还是cPanel可以另外加购？
Additional Add-On Services这句如何翻译呢？（价值服务？）