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.
exhibit What should you do?