Meeting invitees will receive a meeting update with updated meeting coordinates in their email.įrom the time MMS is triggered, it typically takes about 2 hours until the user’s meetings are migrated. It sends the updated version of that meeting to all meeting recipients on behalf of the meeting organizer. In the email message, it replaces the online meeting block in the meeting details. It searches that user’s mailbox for all existing meetings organized by that user and scheduled in the future.īased on the information found in the user’s mailbox, it either updates or schedules new meetings in Teams for that user, depending on the exact scenario. Once MMS processes the request, it performs the following tasks: To avoid any race conditions, the queued request is deliberately not processed until at least 90 minutes have gone by. When MMS is triggered for a given user, a migration request for that user is placed in a queue. The user is being migrated from the cloud to Skype for Business Server on-premises.The user’s mailbox is hosted in Exchange on-premises.Limitations: The meeting migration service can't be used if any of the following apply: In addition, admins can use a PowerShell cmdlet to manually trigger meeting migration for a given user. When an online user is upgraded to Teams only, or when a user's mode in TeamsUpgradePolicy is set to SfBwithTeamsCollabAndMeetingsīy default, MMS is automatically triggered in each of these cases.When an admin makes a change to the user’s audio conferencing settings.When a user is migrated from on-premises to the cloud.The Meeting Migration Service (MMS) is a service that updates a user’s existing meetings in the following scenarios:

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