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ZyWALL 10/50 Internet Security Gateway
16-10 Example Firewall Rules
Step 7. The Rule Summary screen should look like Figure 16-9. Don’t forget to click Apply when you
have finished configuring your rule(s) to save your settings back to the ZyWALL.
Figure 16-9 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)
Click Apply to
save your
settings back to
the ZyWALL.
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.
Check this box to log all
matched rules in the ACL
Default Set.