You have a Microsoft Exchange Online tenant that uses an email domain named contoso.com.
All incoming email messages route through an external third-party cloud filtering service named Filter1 to an incoming connector named Connector1.
You discover that the incoming messages contain headers that specify the source IP address as Filter1.
You need to ensure that incoming email messages contain headers that specify the source IP address of the original sender. The solution must prevent any changes to the external third-party cloud filtering service.
What should you do?

A. From the Microsoft 365 Defender portal, configure enhanced filtering for Connector.

B. Configure the MX record of contoso.com to point to contoso-com.mail.protection.outlook.com.

C. Configure Connector1 to authenticate incoming messages by using the IP address of the Filter1 service.

D. From the Exchange admin center, create a transport rule to rewrite the header for incoming messages.








 

Suggested Answer: A



This question is in MS-203: Microsoft 365 Messaging Exam
For getting Microsoft 365 Certified: Messaging Administrator Associate Certificate


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