4Configuration Software and Utilities
The Extensible Firmware Interface (EFI) Boot Manager
The EFI boot manager enables the user to control the booting environment of server. After power is on, the boot manager activates the system with various ways according to the boot option settings. For example, the user can boot the EFI shell, an operating system on the network or on media in the server, or the boot maintenance menu.
•EFI Shell: A simple and interactive environment that can load the EFI device drivers, start the EFI applications, and boot the operating systems. The EFI shell also provides a series of commands that are used to manage files and system environment variables. For details of the EFI shell, see “The Extensible Firmware Interface (EFI) Shell” on page 134
•Boot Options: Files that the user included as boot options. By using the Boot Maintenance Menu, the user can add and delete boot options. Each boot option specifies an EFI executable with available options. See Table 19 on page 132 for information about the Boot Maintenance Menu options.
•Boot Maintenance: A menu of items that enables the user to set boot options and other boot environment variables. Table 19 on page 132 describes each menu item in the Boot Maintenance Menu.
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