18 | Email Security Software
2. Right-click Default SMTP Virtual Server, and select Properties.
3. Browse to the Delivery tab, and click the Advanced button.
4. In the Smart Host field, enter the FQDN on your SonicWALL Email Security appliance (such as,
esa.example.com). Note: The Exchange Server must be able to resolve this host name.
5. Click OK.
On your SonicWALL Email Security appliance, in the Server Configuration > Network
Architecture page, configure a separate, outbound path to handle the outbound email flow at the
appliance (if not already configured).