You have a Microsoft Exchange Server 2016 hybrid deployment.
You plan to migrate mailboxes from the on-premises Exchange organization to Exchange Online.
You have the appropriate permissions to perform the mailbox migrations.
You need to prepare the environment for the planned migration.
What should you do?
Mailbox replication service (MRS) proxy is used for cross forest mailbox move and remote move migration between on premise exchange and exchange online (Office 365)
https://docs.microsoft.com/en-us/Exchange/hybrid-deployment/move-mailboxes
You have a Microsoft Exchange Online tenant that contains a user named Used.
You need to ensure that User1 is notified whenever mail flow is interrupted for more than one hour.
What should you do in the Exchange admin center?
Note: This question is part of a series of questions that present the same scenario. Each question in the series contains a unique solution that might meet the stated goals. Some question sets might have more than one correct solution, while others might not have a correct solution.
After you answer a question in this section, you will NOT be able to return to it. As a result, these questions will not appear in the review screen.
Your company has a Microsoft Exchange Server 2019 hybrid deployment that contains two Mailbox servers named MBX1 and MBX2.
The company has the departments shown in the following table.
From the on-premises organization, outbound email is sent directly to the Internet by using DNS lookups.
You are informed that some sales department users send email messages that are identified as spam.
You need to automatically block the sales department users from repeatedly sending spam.
Solution: You migrate all the mailboxes of the sales department to Exchange Online.
Does this meet the goal?
Exchange Online Protection (EOP) will scan outbound messages from Exchange Online mailboxes.
You have a hybrid deployment that contains a Microsoft Exchange Online tenant and an on-premises Exchange Server 2019 server named Server1.
Server1 uses a certificate from a third-party certification authority (CA). The certificate is enabled for the SMTP service.
You replace the certificate with a new certificate.
You discover that delivery fails for all email messages sent from Server1 to your Microsoft 365 tenant.
You receive the following error message for all the queued email messages: ''450 4.4.101 Proxy session setup failed on Frontend with 451 4.4.0 Primary target IP address responded with 451 5.7.3 STARTTLS is required to send mail.''
You need to ensure that the messages are delivered successfully from Server1 to the Microsoft 365 tenant.
What should you do?
You need to ensure that Allan Deyoung can create a new public folder for the sales department.
Which two actions should you perform first? Each correct answer presents part of the solution.
NOTE: Each correct selection is worth one point.