Study tips 70-346

You need to enable the Litigation Hold feature for each mailbox

Which port or ports should you open?

You need to add the label "External" to the subject line of each email message received by your organization from an external sender

You need to ensure that the user has a mailbox and appears in the Exchange on- premises GAL and the Office 365 GAL

You need to verify that single sign-on functions for the users who access Office 365 from the Internet

Which tool should you use?

Which role should you assign?

Which two domain names you could migrate?

You need to troubleshoot the issue

You need to troubleshoot why the user cannot check his email