How to Configure Exchange as a Smart Host in the SMTP Service when using a Single SMTP Mail Domain
This topic explains how to configure Exchange Server as a smart host in the SMTP service. You must configure Exchange Server as a smart host on the server that is running the Windows Server POP3 service. This configuration enables the delivery of notification of delivery reports to Exchange Server users and other external users.
Before You Begin
Before you perform the procedures in this topic, confirm the following conditions exist:
You have performed the steps in the following procedure:
To configure Exchange Server as a smart host in the SMTP service when using a single SMTP mail domain
On the server running the Windows Server POP3 service, click Start, point to All Programs, point to Administrative Tools, and then click Internet Information Services (IIS) Manager.
Expand Internet Information Services, expand your server, and then click the SMTP virtual server.
Right-click your SMTP virtual server, and then click Properties.
Click the Delivery tab, and then click Advanced.
In Advanced Delivery, under Smart host, enter the fully-qualified domain name of the Exchange Server.
Configuring Exchange Server as a smart host
Click OK twice.