screenmode - Enable or disable gateway screening
/usr/sbin/screenmode [on | off]
The screenmode command enables or disables gateway screening
if the argument is on or off, respectively. See the
screen(2) reference page for more information on gateway
When no argument is supplied, screenmode indicates the
state of gateway screening as on or off.
In order to avoid packets being forwarded before the
screend program has been started, screenmode should be run
before configuring any interfaces, other than the first
interface on the system (which might be needed during the
Only the superuser can change the state.
If gateway screening is disabled while screend is running,
the daemon might exit.
If an unauthorized user tries to change the state, an
error message is displayed.
Commands: screend(8), screenstat(8)
[ Back ]