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5 Configuration. You’ve probably noticed that you need to type several commands to boot your OS. There’s a solution to that – GRUB provides a menu interface. For more information, you must read the GNU GRUB Manual In particular, you need to familiar with The list of command line and menu. GNU GRUB is a boot loader package from the GNU Project. GRUB is the reference .. All GNU Grub scripts and commands are supported for both UEFI and legacy systems. Grub2Win can configure Grub for multiboot of Windows, Ubuntu.

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Menu entry editorUp: If this variable is set, it names the language code that the gettext command see gettext uses to translate strings. Each command is immediately executed after it is entered 8.

GNU GRUB Manual 2.03

That is because GRUB automatically executes boot if it loads mxnual commands successfully. Booting fallback systemsUp: Thus, if you have installed DOS or Windows on the first and the second partition of the first hard disk, and you want to boot the copy on the first partition, do the following: Additionally the following DHCP options are recognized and processed:. If the password passwd is entered, it loads the new-config-file as a new config file gu restarts the GRUB Stage 2, if new-config-file is specified.

Invalid device requested This error is returned if a device string is recognizable but does not fall under the other device errors. If you specify any patternsit displays fnu information about each of the commands which match those patterns. Text labels can be placed on the boot screen.


I, personally, believe that this is a grave injustice, because the boot loader is the most important software of all. The point of this is that the kernel requires special handling which Frub is probably unable to provide. The terminal is assumed to be VTcompatible unless –dumb is specified.

Command-line and menu entry commands – GNU GRUB Manual

Installing a boot loader on a running OS may be extremely dangerous. Please understand that we often need to reproduce the same problem you encounterred in our environment.

This guide covers the use of Grub 1. Otherwise, this command lists up available VBE modes on the screen. The concrete example below shows what would happen under the IPv4 case.

Each version of the License is given a distinguishing version number. Memory detectionUp: Alias for hashsum –hash sha1 arg ….

Configuration – GNU GRUB Manual

Multi-boot manual configPrevious: Set background color for active terminal. Security Preventing booting via Gu command-line The ability to manually boot 09.7 the Grub command-line constitutes the biggest security risk in Linux. The list of commands see Commands are a superset of those supported on the command-line. The usage is very simple: Set the timeout title: So this solution ensures that your system is started even if GRUB cannot find your kernel or if your kernel panics.


GRUB checks if the preset menu feature is used, and loads the preset menu, if available. The author s and publisher s of the Document gmu not by this License give permission to use their names for publicity for or to assert or imply endorsement of any Modified Version.

Invoking mbchkUp: Support network booting GRUB is basically a disk-based boot loader but also has network support. If a hotkey associated with a menu entry is pressed, it will boot the associated menu entry immediately.

GRUB menu entries are called stanzas probably a twist of instance? Errors reported by the Stage 2 Next: GRUB supports being translated. Currently, this command is just an alias for bootpsince the two protocols are very similar.

General commandsUp: The ggub option grants all users access to specific menu entries.

GNU GRUB Manual 0.97

Finally, the crazy stuff: If the operating system or boot loader that runs after GRUB uses its own keyboard driver rather than the BIOS keyboard functions, then sendkey will have no effect. It is very useful to know your purpose and your wish, and how GRUB didn’t satisfy you.

Once again, please note that the partition numbers are counted from zeronot from one.