Configuring a VM Manually
Once you configure a VM for use with VirtualBox, you can use the VM for testing as well as a replacement server.
Note: When working with a VM, you must be able to switch keyboard/mouse focus between the VM and your system environment. To switch focus to the VM, simply click the mouse in the VM window. To switch focus out of the VM, press the right Ctrl button.
You can adjust various configurations for testing: