ZyWALL 10 Internet Security Gateway

Step 7. The Rule Summary screen should look like Figure 19-9. Don’t forget to click Apply when you have finished configuring your rule(s) to save your settings back to the ZyWALL.

Check this box to log all matched rules in the ACL Default Set.

Rule 1 forwards SMTP and POP traffic from the mail server and Rule 2 forwards HTTP traffic from the proxy web server. This rule will not generate a log.

Don’t forget to click Apply to save your settings back to the ZyWALL.

Figure 19-9 Example 2: Local Network Rule Summary

Step 8. Now you want an FTP server (IP of 192.168.10.3) to be accessible from the Internet. Remember the default Internet to Local Network ACL Set blocks all traffic from the Internet, so you want to create a hole for this server. Click the Internet link to see its Rule Summary screen. Now click an available No. (rule number) radio button, then click Edit to bring up the Rule Config(uration) screen. Now click on the DestAdd button under the Destination Address box and enter the IP of FTP server One (192.168.10.3). Follow the same procedure as shown in Figure 19-3and Figure 19-4.

19-10

Example Firewall Rules