You have an Exchange Server 2016 organization. The organization contains an Edge transport
server. Users report that a message with the following anti-spam headers is delivered to their Inbox
folder in Microsoft Outlook:
X-MS-Exchange-Organization-PCL: 7
X-MS-Exchange-Organization-SCL: 6
X-MS-Exchange-Organization-Antispam-Report: DV:3.1.3924.1409;SID:SenderIDStatus
Fail;PCL:PhishingLevel SUSPICIOUS;CW:CustomList;PP:Presolved;TIME:TimeBasedFeatures
You need to prevent similar messages from being delivered. The solution must generate a nondelivery report (NDR) when the messages are prevented from being delivered to all user mailboxes.
What should you do?
A.
Set the SCL reject threshold to 7.
B.
Run the Set-SenderIdConfig cmdlet.
C.
Set the SCL delete threshold to 7.
D.
Run the Set-TransportConfig cmdlet.
Explanation:
https://technet.microsoft.com/en-us/library/aa995744(v=exchg.160).aspx