Now that you have downloaded your ClearOS VirtualBox image, you can begin the install.
Start the virtual machine and after booting, login as root with password clearos.
Once you have booted the system, you can configure and verify your network with the Network Console. search?q=clearos%2C%20clearos%20content%2C%20clearos6%2C%20userguide%2C%20categoryinstallation%2C%20subcategoryinstaller%2C%20subsubcategoryvirtualmachines%2C%20maintainer_dloper&btnI=lucky