Exchange Mailbox Migration To Office 365

In the second part of this series we ll dive into the implementation of exchange hybrid and migrate mailboxes.

Exchange mailbox migration to office 365.

See use express migration to migrate exchange mailboxes to microsoft 365 or office 365 to use the express migration. Create administrator accounts in source and target tenants for use in migrating from office 365 to another office 365. Instead the most common. This article lists and describes the available native migration options.

Use the down arrow to select the target delivery domain for the mailboxes that are migrating to office 365 in most hybrid deployments this is the primary smtp domain used for the exchange online organization mailboxes. Verify that the move. Important with cutover migration you can move up to 2000 mailboxes but due to length of time it takes to create and migrate 2000 users it is more reasonable to migrate 150 users or less. If you currently use a solution like veritas enterprise vault for archiving or journaling email then this configuration will not work as is with office 365.

Finally i present the easiest way to migrate from exchange 2010 to office 365. Internet message access protocol imap migration. The cutover migration a hybrid migration and office 365 pst import. In addition before you migrate mailboxes to office 365 you need to consider other pre requisites.

You can use the exchange admin center or exchange online powershell to migrate the contents of users mailboxes from an imap messaging system to their microsoft 365 or office 365 mailboxes. In the first part of this guide we decided upon the migration approach from exchange to office 365 then performed the core steps to ensure identity the core component for office 365 sign in was set up correctly. Create a migration batch with the users you wish to migrate start the migration batch but don t allow it to complete automatically. By means of codetwo office 365 migration users exchange mailboxes are replicated to the cloud together with all their original content and folder structure.

The target tenant is the contoso office 365 organization to which you are migrating. The exchange admin center in office 365 is used to migrate data from a hosted and on premises exchange environment or an imap environment through the creation and management of migration batches. If you are moving mailboxes to office 365 from exchange server via hybrid then you should be following a tried and tested approach. Increase licenses in target office 365 organization to accommodate all mailboxes that will be migrated from the source tenant.

The full two part guide is available to download here. Migration method description resources. On the move configuration page enter a name for the migration batch in the new migration batch name text field. The result of the migration is a 1 1 copy of the source exchange mailbox in microsoft 365.