![]() Chainloading Specify another bootloader to load. Can bypass OS security by specifying kernel options or accessing files from GRUB shell.ĬIT 470: Advanced Network and System Administration 2 Booting with GRUB Direct Boot Specify OS kernel image to load.A boot prompt password may be required before edit/shell access granted.Edit kernel options (runlevel, other features).Menu of boot options (described in menu.lst).Automatically boots default OS after timeout.#> root (hd0,0) #> setup (hd0) #> quitĬIT 470: Advanced Network and System Administration 2 GRUB Boot Linux Install grub-install /dev/hda Native install Boot with CD and run grub. Loads selected OS kernel.ĬIT 470: Advanced Network and System Administration 2 GRUB Installation At OS Install Time Most distributions install GRUB. Stage 2 (stored in filesystem) Displays menu of OS choices. Stage 1.5 (stored at beginning of partition) Understands filesystem loads stage 2 from filesystem. Activate other BIOSes Disk interfaces Graphics cards Network interfaces ĬIT 470: Advanced Network and System Administration 1 Dell BIOS ScreenshotĬIT 470: Advanced Network and System Administration 2 MBR contains Bootloader Only 446 bytes! MBR bootloader bootstraps itself by loading larger bootloader program from disk.ĬIT 470: Advanced Network and System Administration 2 Bootloader: GRUBĬIT 470: Advanced Network and System Administration 2 GRUB Boot Process Stage 1 (stored in MBR) Detect the geometry and the accessing mode of the loading drive.Display system settings (if key pressed.).Initialize registers and power management.CIT 470: Advanced Network and System Administration Booting and Runlevels CIT 470: Advanced Network and System AdministrationĬIT 470: Advanced Network and System Administration Topics ĬIT 470: Advanced Network and System Administration Booting 1 ROM boot code (BIOS) Bootloader Kernel Init 2 3 4ĬIT 470: Advanced Network and System Administration 1 BIOS
0 Comments
Leave a Reply. |
AuthorWrite something about yourself. No need to be fancy, just an overview. ArchivesCategories |