Your network contains two servers named Server1 and Server2 that run Windows Server 2008 R2. Server1 is an SMTP server.
Server2 has Microsoft SharePoint Foundation 2010 installed. On Server2, you configure Server1 as an outbound e-mail server.
You discover that users never receive e-mail alerts and invitations.
You need to ensure that users receive e-mail alerts and invitations.
What should you do?

A.
On Server1, modify the relay restrictions.

B.
On Server1, modify the connection control settings.

C.
On Server2, create a Send To Connection.

D.
On Server2, modify the Mobile Account Settings.

Explanation:
To change the SMTP Virtual Server Relay Restrictions, one needs to use the Internet Information Servers (IIS) 6.0 Manager.
This is an IIS Role Service that needs to be installed (IIS 6 Management Console)