ZyXEL Communications EMG5324-D10A User Manual

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 Chapter 13 Firewall
EMG5324-D10A User’s Guide
179
Click Security > Firewall to display the General screen. 
Figure 86   
Security > Firewall > General 
The following table describes the labels in this screen.
13.3  The Services Screen
You can configure customized services and port numbers in the Service screen. For a 
comprehensive list of port numbers and services, visit the IANA (Internet Assigned Number 
Authority) website. See 
 for some examples. 
Table 52   
Security > Firewall > General 
LABEL
DESCRIPTION
Firewall
Select Enable to activate the firewall feature on the Device.
Easy
Select Easy to allow LAN to WAN and WAN to LAN packet directions.
Medium
Select Medium to allow LAN to WAN but deny WAN to LAN packet directions.
High
Select High to deny LAN to WAN and WAN to LAN packet directions.
Apply
Click Apply to save your changes.
Cancel
Click Cancel to restore your previously saved settings.