User guide

Configuring an SMTP Proxy Service
User Guide 117
• Accounting and auditing information.
Configuring the Outgoing SMTP Proxy
Use the Outgoing SMTP Proxy dialog box to set the parameters for traffic
going from the Trusted and Optional networks to the world. You must
already have an SMTP Proxy service icon in the Services Arena to use this
functionality. Double-click the icon to open the service’s Properties dialog
box:
1 Click the Properties tab.
2 Click Outgoing.
The Outgoing SMTP Proxy dialog box appears, displaying the General tab, as
shown in the following figure.
3 To add a new header pattern, type the pattern name in the text box to
the left of the Add button. Click Add.
4 To remove a header from the pattern list, click the header pattern.
Click Remove.
5 In the Idle field, set a time-out value in seconds.
6 To modify logging properties, click the Logging tab and set the
options you want.
Add masquerading options
SMTP masquerading converts an address pattern behind the firewall into
an anonymous, public address. For example, the internal address pattern