P-661H/HW Series User’s Guide

 

Table 60 Firewall: General (continued)

 

 

 

 

 

LABEL

DESCRIPTION

 

 

 

 

 

 

Default Action

Use the drop-down list boxes to select the default action that the firewall is take on

 

 

 

packets that are traveling in the selected direction and do not match any of the

 

 

 

firewall rules.

 

 

 

Select Drop to silently discard the packets without sending a TCP reset packet or

 

 

 

an ICMP destination-unreachable message to the sender.

 

 

 

Select Reject to deny the packets and send a TCP reset packet (for a TCP packet)

 

 

 

or an ICMP destination-unreachable message (for a UDP packet) to the sender.

 

 

 

Select Permit to allow the passage of the packets.

 

 

 

 

 

 

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 your customized

 

 

 

rules.

 

 

Expand...

Click this button to display more information.

 

 

 

 

 

 

Basic...

Click this button to display less information.

 

 

 

 

 

 

Apply

Click Apply to save your changes back to the ZyXEL Device.

 

 

 

 

 

 

Cancel

Click Cancel to begin configuring this screen afresh.

 

 

 

 

 

9.7 Firewall Rules Summary

Note: The ordering of your rules is very important as rules are applied in turn.

Refer to Section 8.1 on page 145 for more information.

Click Security > Firewall > Rules to bring up the following screen. This screen displays a list of the configured firewall rules. Note the order in which the rules are listed.

Figure 87 Firewall Rules

Chapter 9 Firewall Configuration

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