User's Manual

ZyWALL 10/50 Internet Security Gateway
Example Firewall Rules 16-9
Network to see the Rule Summary screen. Now click an available No. (rule number) button,
then click Edit to bring up the next screen.
Step 5. Click SrcAdd under the Source Address box and enter the IP address of the mail server
(192.168.10.2) in the same fashion as in Figure 16-4.
Figure 16-8 Example 2: Local Network Rule 1 Configuration
Step 6. Similarly configure another local network to Internet rule allowing traffic from our web (HTTP)
proxy server.
You select these mail services.
Note that the customized service
has an ‘ * ‘ before the name to
distinguish it as such.
Click Apply
when finished.
This is the IP
address of your
mail server.
You want to forward
packets that match
these rules.