Sun Microsystems SPARC Enterprise T1000, Administration Manual

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57
A P P E N D I X
A
OpenBoot Configuration Variables
TABLE A-1
describes the OpenBoot firmware configuration variables stored in non-
volatile memory on the system. The OpenBoot configuration variables are printed
here in the order in which they appear when you issue the
showenv
command.
TABLE A-1
OpenBoot Configuration Variables Stored on the System Configuration Card
Variable Possible Values Default Value Description
local-mac-address? true, false true
If
true
, network drivers use their own
MAC address, not the server MAC
address.
fcode-debug? true, false false
If
true
, include name fields for plug-in
device FCodes.
scsi-initiator-id 0-15 7
SCSI ID of the Serial Attached SCSI
controller.
oem-logo? true, false false
If
true
, use custom OEM logo; otherwise,
use the server manufacturer’s logo.
oem-banner? true, false false
If
true
, use custom OEM banner.
ansi-terminal? true, false true
If
true
, enables ANSI terminal emulation.
screen-#columns 0-n 80
Sets number of columns on screen.
screen-#rows 0-n 34
Sets number of rows on screen.
ttya-rts-dtr-off true, false false
If
true
, operating system does not assert
rts
(request-to-send) and
dtr
(data-transfer-ready) on serial management
port.
ttya-ignore-cd true, false true
If
true
, operating system ignores carrier-
detect on serial management port.