ZyXEL Communications Corporation NBG4104 Manual De Usuario

Chapter 18 Firewall

NBG4104 User’s Guide

Click Configuration > Security > Firewall > Access Control Rule to display the following 
screen. This screen displays a list of the configured access control rules. 

Configuration > Security > Firewall > Access Control Rule

The following table describes the labels in this screen.

Configuration > Security > Firewall > Access Control Rule 

Application Rules Summary

Packet Direction

Select the direction of traffic (WAN to LAN or WAN to WAN) to which this rule 
applies. 

Firewall Rule

#

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

Name

This displays the name of the rule.

Source MAC

This is the source MAC address of the rule.

Dest IP

This column displays the destination addresses to which this firewall rule applies.

Source IP

This column displays the source addresses to which this firewall rule applies.

Protocol

This displays the IP port that defines your customized port.

Dest. Port Range

This column displays the port number or the range of port numbers of the destination.

Source Port Range

This column displays the port number or the range of port numbers of the source.

Action

This field displays whether the rule silently discards packets (Drop) or allows the 
passage of packets (Allow).

Delete

Click the Edit icon to display and modify an existing firewall rule setting. 

Click the Remove icon to delete a firewall rule.