单项选择题
A.Receive connector
B.Sender ID Filtering
C.Sender Filtering
D.Send connector
单项选择题 Yourorganizationhas5Mailboxserversand5Activedirectoryservers.YouneedtoinstallanewMailboxserver.Duringtheinstallationyounoticethemailboxdatabasewillnotmount.Whatshouldyoudotomakesureyoucaninstallthemailboxserver：（）
单项选择题 Someusersreporttheycannotreceivemessagesfromsomeexternalsenders.Yoususpectthatthereissomeanti-spamactivityblockingthosemessages.Youneedtoidentifywhatisblockingthemessages.Youwillactivateandreviewthelogsofoneofthefollowing：（）
单项选择题 Youneedtoincludeadisclaimertoallsentmessagesinyourorganization.Someoftheusersrequiremessageencryption.Howdoyoumakesurethatdisclaimercanbeincludedinencryptedmessages？（）