sun OBP命令总结(精简)

show-sbus          Display list of installed and probed SBus devices.
.enet-addr          Display current Ethernet address.
.idprom                isplay ID PROM contents, formatted.
.traps                  Display a list of processor-dependent trap types.
.version               Display version and date of the boot PROM.
.speed                 Display processor and bus speeds.

Resetting the System
ok reset-all
  
3.Setting Configuration Variables

介绍怎样访问和修改NVRAM中的参数配置

显示和改变参数配置
Command                 Description
printenv                   显示参数的当前值和默认值
setenv variable value 
设定参数variable的值为value,永久修改，但是通常需要重启才会发挥作用
set-default variable   某个参数设为出厂值
set-defaults              所有参数设定为出厂值
password                 设置密码（小心你的密码，如果设置需要密码并且忘记了就的找SUN换件了）

设置安全参数

可用的参数
• security-mode
• security-password
• security-#badlogins

security-mode参数可选择的值：
full                    除了go命令，其他所有的命令都需要密码
command          除了boot(不带参数)和go命令，其他的命令都需要密码
none                 不需要密码 (default)

example:
ok password
ok New password (only first 8 chars are used):
ok Retype new password:
ok setenv security-mode full

ok go                        (no password required)
ok boot                     (password required)
Password:                 (password is not echoed as it is typed)
ok boot filename         (password required)
Password:                 (password is not echoed as it is typed)
ok reset-all                 (password required)