HOTSPOT
You have an Exchange Server 2013 organization that contains an accepted domain named contoso.com.
A partner company has an Exchange Server 2013 organization named mvtraders.com. Nwtraders.com
contains an SMTP server named mail.nwtraders.com.
Both organizatiosn only use certificates from the same trusted third-party certification authority (CA).
You need to ensure that all email messages received from the SMTP domain named nwtraders.com are
protected by using mutual TLS.
What command should you run? (To answer, select the appropriate options in the answer area.)
Hot Area:
Answer: 
Explanation:
http://technet.microsoft.com/en-us/library/bb124151(v=exchg.150).aspx
http://technet.microsoft.com/en-us/library/bb125140(v=exchg.150).aspx