Figure 106 Firewall Rules; Table 73 Firewall Rules - ZyXEL Communications P-2608HWL-Dx Series User Manual

P-2608HWL-Dx Series User's Guide

Figure 106 Firewall Rules

The following table describes the labels in this screen.

Table 73 Firewall Rules

LABEL
Firewall Rules
Storage Space
in Use
Packet Direction Use the drop-down list box to select a direction of travel of packets for which you
Create a new
rule after rule
number
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 in the General screen.
#
Active
Source IP
Destination IP
Service
Action
Schedule
Log
204
DESCRIPTION
This read-only bar shows how much of the ZyXEL Device's memory for recording
firewall rules it is currently using. When you are using 80% or less of the storage
space, the bar is green. When the amount of space used is over 80%, the bar is red.
want to configure firewall rules.
Select an index number and click Add to add a new firewall rule after the selected
index number. For example, if you select "6", your new rule becomes number 7 and
the previous rule 7 (if there is one) becomes rule 8.
This is your firewall rule number. The ordering of your rules is important as rules are
applied in turn.
This field displays whether a firewall rule is turned on or not. Select the check box to
enable the rule. Clear the check box to disable the rule.
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.
This drop-down list box displays the destination addresses or ranges of addresses to
which this firewall rule applies. Please note that a blank source or destination
address is equivalent to Any.
This drop-down list box displays the services to which this firewall rule applies. See
Appendix D on page 387 for more information.
This field displays whether the firewall silently discards packets (Drop), discards
packets and sends a TCP reset packet or an ICMP destination-unreachable
message to the sender (Reject) or allows the passage of packets (Permit).
This field tells you whether a schedule is specified (Yes) or not (No).
This field shows you whether a log is created when packets match this rule (Yes) or
not (No).
Chapter 16 Firewall Configuration