Removing BESAdmin Permissions from Mailboxes

trecool used Ask the Experts™
I am in the process of removing BES from my environment.  I have removed domain level rights for BESAdmin, throttling policy and ADPermissions.  However, every mailbox still has DOMAIN\BESAdmin account with full permissions and send as permissions.

Can someone let me know how to remove all these permissions from every mailbox in the environment via Powershell?
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Run the following command:

Get-Mailbox -ResultSize Unlimited | Remove-MailboxPermission -AccessRights FullAccess, sendas -User "domain\besadmin"



Wonderful.  That did the trick.

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