ZyXEL Communications ZyWALL 2 Compact Manual page 20

LABEL
Firewall Rules This read-only bar shows how much of the ZyWALL's memory for recording firewall rules
Storage Space in it is currently using. When you are using 80% or less of the storage space, the bar is
Use green. When the amount of space used is over 80%, the bar is red.
Packet Direction Use the drop-down list box to select a direction of travel of packets (LAN to
LAN/ZyWALL, LAN to WAN, WAN to LAN, WAN to WAN/ZyWALL) for which you want
to configure firewall rules.
Block/ Use the option buttons to select whether to Block (silently discard) or Forward (allow the
Forward passage of) packets that are traveling in the selected direction.
Log Select the check box to create a log (when the above action is taken) for packets that are
traveling in the selected direction and do not match any of the rules below.
The following read-only fields summarize the rules you have created that apply to traffic traveling in the selected
packet direction. The firewall rules that you configure (summarized below) take priority over the general firewall
action settings above.
# This is your firewall rule number. The ordering of your rules is important as rules are
applied in turn. The Move field below allows you to reorder your rules.
Status This field displays whether a firewall is turned on (Active) or not (Inactive). Rules that
have not been configured display Empty.
Source Address This drop-down list box displays the source addresses or ranges of addresses to which
this firewall rule applies. Please note that a blank source or destination address is
equivalent to Any.
Destination This drop-down list box displays the destination addresses or ranges of addresses to
Address which this firewall rule applies. Please note that a blank source or destination address is
equivalent to Any.
Service Type This drop-down list box displays the services to which this firewall rule applies. Please
note that a blank service type is equivalent to Any.
Action This is the specified action for that rule, either Block or Forward. Note that Block means
the firewall silently discards the packet.
Schedule This field tells you whether a schedule is specified (Yes) or not (No).
Log This field shows you if a log is created for packets that match the rule (Match), don't
match the rule (Not Match), both (Both) or no log is created (None).
Alert This field tells you whether this rule generates an alert (Yes) or not (No) when the rule is
matched.
Insert Type the index number for where you want to put a rule. For example, if you type "6", your
new rule becomes number 6 and the previous rule 6 (if there is one) becomes rule 7.
Click Insert to display this screen and refer to the following table for information on the
fields.
ZyWALL 2
DESCRIPTION
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