1. A computer appliance boot-up redundancy component comprising: a single hard disk configured for use in a single computer appliance; a first operating system resident on the single hard disk and configured for booting the computer appliance; and a second operating system resident on the single hard disk serving as a back up for the first operating system in the event that the single computer appliance cannot be booted from the first operating system and configured for: booting the computer appliance; and lo restoring configuration settings of changes that were saved to a configuration of an end user service.