ZyXEL Communications ZYWALL10 User Manual
Page 215
ZyWALL 10 Internet Security Gateway
19-4
Example Firewall Rules
Step 3.
Configure your firewall rule as shown in the following screen. The default firewall blocks all
Internet traffic entering our local network, but you want to create a hole for web service from the
Internet. Click Internet and go to the Rule Summary. Configure this screen as shown.
Figure 19-3 Example 1: Configuring a Rule
Click DestAdd to
configure the destination
address as the IP of the
server on the LAN. See
the next screen.
This is an Internet to
Local Network rule.
Select this
service (web
service) from the
Available
Services list box
and click >>.
Forward the packet when it matches this
rule (remember the default is to block all
packets from the Internet), log packets
that match this rule and to send alerts
when this happens.
Click this button when you
have finished editing screens.