Get-Mailbox -Arbitration -Database "the original database" | Disable-Mailbox –Arbitration –DisableLastArbitrationMailboxAllowed The most confusing part is seeing that Exchange 2013’s Discovery Search Mailbox is named SystemMailbox item Numerous articles tell me to move it to the 2013 server using the New-MoveRequest DiscoverySearchMailbox* -TargetDatabase "DB2013" command.Īnother article tells me to leave it on the 2010 server and delete it from there since it’s a system mailbox for 2010. In order to remove the 2010 database I will have to either move the Discovery Search Mailbox Regarding the Discovery Search Mailbox that still resides on the 2010 server (see screenshot below) so I’m hoping someone can provide some insight on what to do with it. Note that there are three arbitration mailboxes listed and the DiscoverySearchMailbox. These IDs are documented in the article Re-create Discovery and Other System Mailboxes in Exchange 2010. The process to move is defined at: Move the Exchange 2010 system mailbox to Exchange 2013+. In Exchange 2010 there was no great way to determine what each arbitration mailbox was used for apart from looking up the GUID of the mailbox name. I’ve gathered some conflicting information This is typically executed when Exchange 2016 is first installed, however, if that was missed, we will ensure that is handled now. This mailbox must be re-created before you can search mailboxes. Now, let’s come back on the Copy page, and choose Copy option to begin the complete process to copy the search results within the Discovery Search Mailbox so that recovering all deleted. All mailboxes, public folders and arbitration mailboxes have been moved and everything is running smooth and In-Place eDiscovery searches work fine. Reason: The discovery mailbox, a hidden default mailbox that is required to search mailboxes, can't be found. Note: By default, the Discovery Search Mailbox is a kind of discovery mailbox that is created automatically in MS Office 365 organization. Logon to Outlook WebApp as a user who has been given the Discovery Management.
We are close to finishing a migration from Exchange 2010 to 2013. To put a mailbox on Litigation Hold in Exchange 2010 or Office 365, an administrator needs to do the following: 1.
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