Mailbox migration times out when going from Exchange OnPrem to O365

ISSUE: When attempting to migrate an onPrem User mailbox from Exchange 2013 to O365, the following error is generated and the migration fails: The request channel timed out while waiting for a reply after 00:00:00.0012345. Increase the timeout value passed to the call to Request or increase the SendTimeout value on the Binding. The time…

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O365 Migration that completes with warnings due to insufficient rights.

The Problem: With the rise in Hybrid configurations around the world, we are starting to see some regular occurrences of issues around migrating from OnPremises exchange (called OnPrem henceforth) to O365. Perhaps the most common is one where most users migrate fine, but a select few only partially migrate. When you look at the migration logs, they…

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Only seeing first receive event when doing message tracking against a public folder that was migrated to O365 from Legacy Exchange

In Exchange 2010 and older (legacy exchange), when you migrate a public folder to O365, it makes a change that causes message tracking to only show the initial receive event when running message tracking against the legacy namespace. Scenario A Public Folder with a Primary SMTP email address of PF1@contoso.com gets migrated to O365. You…

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