Bull ESCALA E Series Operator's Manual - page 45
3-5
Maintaining the System
Maintaining System Configuration Variables
The system configuration variables can be displayed and modified in a controlled and
interactive mode, through the user interface provided by the Open Firmware menu.
Notes:
1.
The modifications applied to the configuration variables do not take effect
until a system restart.
2.
The configuration variables must be modified with care to avoid
compromising the system’s behavior.
Accessing Open Firmware
Open Firmware features are addressed to personnel trained to perform service tasks on the
system. The user should have a good knowledge of the system architecture and hardware
design.
For more information about Open Firmware features, please refer to the
Maintenance and
Service Guide
manual.
How to Enter Open Firmware
The Open Firmware menu can be accessed through a graphic terminal connected to the SVGA
port (default Open Firmware console port) or a terminal connected to the COM1 port.
You can enter the Open Firmware interface:
–
Configuring the
auto-boot?
flag =
false
, or
–
Typing any key before completion of boot image loading.
Entering the Open Firmware Menu
The following operating procedures are common to all screens in the menu tree:
•
From the graphic console:
–
Use the arrows or
Tab
key or mouse click to move inside the screen
–
Use the
Enter
key or mouse click to select an item.
•
From the BUMP console:
–
Enter the number identifying one item to select it
–
Press the
Enter
key to confirm the selection.