ZyXEL 793H Betriebsanweisung

 Chapter 9 Firewall Configuration

P-793H User’s Guide

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

 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 61   Firewall > Rules

The following table describes the labels in this screen. 

Apply

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

Cancel

Click Cancel to begin configuring this screen afresh.

Table 39   Firewall > General (continued)

Table 40   Firewall > Rules

Firewall Rules 

Storage Space 

in Use

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.

Packet 

Direction

Use the drop-down list box to select a direction of travel of packets for which you 

want to configure firewall rules.

Create a new 

rule after rule 

number 

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.

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 default actions in the General screen.

#

This is your firewall rule number. The ordering of your rules is important as rules are 

applied in turn.