User`s guide

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Chapter 2: System Processor Board Description
Summary of Software Security Features
Table 2-3liststhesoftwaresecurityfeaturesand describes whatprotectioneach offers.In
general, to enable or set the features listed here, you must run the SSU and go to the
Security Menu (see “Security Menu” in Chapter 3).
Table 2-3 also refers to other SSU menus and to the Setup utility. For further details and
information on these topics see Chapter 3.
Table 2-3 Server Software Security Features
Feature Description
Put the system into secure
boot mode
How to enter secure mode:
Setting and enabling passwordsautomatically puts the systeminto secure mode.
If you set a hot-key combination (through the SSU or Setup), you can secure the
system simply by pressing the key combination. This means you do not have to
wait for the inactivity time-out period.
When the system is in secure mode:
The system can boot and run the OS, but mouse and keyboard input is not
accepted until the user password is entered.
Your SGI 1400 server default boot device is the C drive (system disk). You can
alter this default to be the CD-ROM drive or diskette drive (see Chapter 3).
Normally, the system boots from drive C and then goes into secure mode. All
enabled secure mode features go into effect at boot time.
To leave secure mode:
Enter the correct password(s).
Disable writing to diskette In secure mode, the system will not boot from or write to a diskette unless a
password is entered.
Disablethe powerandreset
buttons
If this protection feature is enabled by the SSU, the power and reset buttons are
disabled when in secure mode.
Setatime-outperiodsothat
keyboard and mouse input
are not accepted
Also, screen can be blanked
andwritestodiskettecanbe
inhibited
Youcanspecifyandenableaninactivitytime-outperiodoffrom1to120minutes.
If no keyboard or mouse action occurs for the specified period, attempted
keyboard and mouse input will not be accepted.
If video blanking is enabled, the monitor display will go blank until the correct
password(s) is entered.