You have an on-premises Microsoft Exchange Server 2019 organization.
You plan to configure the environment to support a hybrid deployment.
You need to ensure that you can migrate mailboxes from the on-premises organization to Exchange Online.
Which two ports should be open between Exchange Online and the on-premises organization? Each correct answer presents part of the solution.
NOTE: Each correct selection is worth one point.

A. 25

B. 80

C. 143

D. 389

E. 443

F. 993




 

Suggested Answer: AE

Reference:
https://docs.microsoft.com/en-us/exchange/hybrid-deployment-prerequisites#hybrid-deployment-protocols-ports-and-endpoints

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


Disclaimers:
The website is not related to, affiliated with, endorsed or authorized by Microsoft. 
The website does not contain actual questions and answers from Microsoft's Certification Exams.
Trademarks, certification & product names are used for reference only and belong to Microsoft.