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ZyWALL 2 and ZyWALL 2WE
60 Firewall Commands
Chart N-1 Firewall Commands
FUNCTION COMMAND DESCRIPTION
A
A
t
t
t
t
a
a
c
c
k
k
config edit firewall attack send-
alert <yes | no>
This command enables or disables the immediate
sending of DOS attack notification e-mail messages.
config edit firewall attack block
<yes | no>
Set this command to
yes to block new traffic after
the tcp-max-incomplete threshold is exceeded. Set
it to
no to delete the oldest half-open session when
traffic exceeds the tcp-max-incomplete threshold.
config edit firewall attack block-
minute <0-255>
This command sets the number of minutes for new
sessions to be blocked when the tcp-max-
incomplete threshold is reached. This command is
only valid when
block is set to yes.
config edit firewall attack minute-
high <0-255>
This command sets the threshold rate of new half-
open sessions per minute where the ZyWALL starts
deleting old half-opened sessions until it gets them
down to the minute-low threshold.
config edit firewall attack minute-
low <0-255>
This command sets the threshold of half-open
sessions where the ZyWALL stops deleting half-
opened sessions.
config edit firewall attack max-
incomplete-high <0-255>
This command sets the threshold of half-open
sessions where the ZyWALL starts deleting old half-
opened sessions until it gets them down to the max
incomplete low.
config edit firewall attack max-
incomplete-low <0-255>
This command sets the threshold where the
ZyWALL stops deleting half-opened sessions.
config edit firewall attack tcp-
max-incomplete <0-255>
This command sets the threshold of half-open TCP
sessions with the same destination where the
ZyWALL starts dropping half-open sessions to that
destination.