1. Log in to your Control Panel
  2. Click on the CDRom tab
  3. Select an ISO from the drop down list
  4. Click on the Mount button
    ISO is mounted to your server. Next you need to change the boot device and reboot your VPS.
  5. Click on the Settings tab
  6. Select '(1) CDRom (2) Hard Disk' from the Boot Order drop down list
  7. Reboot your VPS by clicking Reboot button
Please do not forget to change the Boot Order value back to '(1) Hard Disk (2) CDRomto boot from the hard drive after you finish working with the ISO