FUJITSU SPARC M4000 - Manual (Page 179)

Chapter 2 Setting Up XSCF 2-123
2. Use the setdomainmode (8) command to specify host watchdog and break
signal suppression.
<Example> Enable Host watchdog and Break signal suppression for domain ID 0.
XSCF> setdomainmode -d 0 -m secure=on
Diagnostic Level :max -> -
Secure Mode :off -> on
Autoboot :on -> -
CPU Mode :auto -> -
The specified modes will be changed.
Continue? [y|n]:y
configured.
Diagnostic Level :max
Secure Mode :on (host watchdog: available Break-signal:non-receive)
Autoboot :on (autoboot:on)
CPU Mode :auto
3. Use the showdomainmode (8) command to confirm the secure mode is on.