Environment Variable Summary - Compaq AlphaServer DS20E Reference Manual

Table 7–6 summarizes the most commonly used SRM environment variables.
These environment variables are described in the following pages.
NOTE: The environment variables for setting boot options are described in
Chapter 4, Booting and Installing an Operating System.
Table 7–6 Environment Variable Summary
Environment
Variable
auto_action
bootdef_dev
boot_file
boot_osflags
com1_baud
com2_baud
console
cpu_enabled
ei*0_mode or
ew*0_mode
ei*0_protocols or
ew*0_protocols
7-54 DS20E Reference Guide
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Function
Specifies the console's action at power-up, a failure, or
a reset.
Specifies the default boot device string.
Specifies a default file name to be used for booting
when no file name is specified by the boot command.
Specifies the default operating system boot flags.
Sets the baud rate of the internal COM1 serial
interface.
Sets the default baud rate of the COM2 serial port.
Specifies the device on which power-up output is
displayed (serial terminal or VGA monitor).
Enables or disables a specific secondary CPU.
Specifies the connection type of the default Ethernet
controller.
Specifies network protocols for booting over the
Ethernet controller.