Create an Exchange Account for a Teams Room Device

Quick and dirty path to setting up a new Teams Room device for a conference room.

References:

• Microsoft Documentation - Create Resource Account
• Microsoft Documentation - Equipment Mailboxes

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Create Room Resource in Exchange Admin portal

1. Configure Exchange Account¹

   1. Connect-ExchangeOnline
      

   2. Enable the mailbox as a Room Mailbox

      Set-Mailbox -Identity <device name> -EnableRoomMailboxAccount $true -RoomMailboxPassword (ConvertTo-SecureString -String '9898P@$$W0rd' -AsPlainText -Force)
      

   3. Set the mailbox properties

      Set-CalendarProcessing -Identity "<device name>" -AutomateProcessing AutoAccept -AddOrganizerToSubject $true -DeleteComments $false -DeleteSubject $false -ProcessExternalMeetingMessages $true -RemovePrivateProperty $false -AddAdditionalResponse $true -AdditionalResponse "This is a Microsoft Teams Meeting room!"
      

      Options for Set-CalendarProcessing

      Microsoft Doc for Set-CalendarProcessing

   4. Optional: Add new room to a Room List

      Add-DistributionGroupMember -Identity "<room list name>" -Member confroom3223@contoso.com
      

      Get Existing Room Lists

      Get-DistributionGroup -RecipientTypeDetails RoomList

2. Set the room account password to never expire

   1. Connect-AzureAD
      

   2. Set-AzureADUser -ObjectID <Conference Room UPN> -PasswordPolicies DisablePasswordExpiration
      

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1. Testing ↩