ZyXEL Communications ZYWALL10 - Manual (Page 220)

ZyWALL 10 Internet Security Gateway
Example Firewall Rules 19-9
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 19-4.
Figure 19-8 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.
This is the IP address of your
mail server.
You want to forward
packets that match
these rules.
You select these mail
services. Note that the
customized service has
an “*” before the name
to distinguish it as such.
Click Apply
when finished.