manual

20 Installation for Microsoft Exchange 2003 Getting Started Guide
Step 5: Enable your Microsoft Exchange Server to route emails
via mail relay server/GFI MailEssentials
Screenshot 13 - Forwarding email to GFI MailEssentials machine
1. Launch Exchange System Manager.
2. Right click Connectors node and select New SMTP Connector.
Screenshot 14 - Specifying IP of GFI MailEssentials machine
3. Select the Forward all mail through this connector to the
following smart host option, and specify the IP of your mail relay
server within square brackets (i.e. the IP of the machine on which GFI