Boot Console Handler
Booting the Workstation
•If you wish to interact with the Initial System Loader (ISL) before booting the system, follow the directions in “Accessing the Boot Console Handler” earlier in this chapter, and then type the following at the prompt:
Main Menu: Enter command > boot device
The following prompt will appear:
Interact with ISL (Y,N,Q)>
Answering yes (Y) causes the ISL to be loaded from the specified device. After a short time, the following prompt appears on the screen:
ISL>
ISL is the program that actually controls the loading of the operating system. By interacting with ISL, you can choose to load an alternate version of the
For example, if the usual kernel (/stand/vmunix) on the root disk (scsi.6.0) has become corrupted, and you wish to boot the system from the backup kernel (/stand/vmunix.prev), type the following at the ISL> prompt and press Enter:
ISL> hpux /stand/vmunix.prev
•If you do not know which media in the file systems have bootable operating systems, you can find them with the search ipl command. See the next section, “Searching for Bootable Media.”
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