Get-MailboxDatabase | Add-ADPermission -User „BesAdmin“ -AccessRights ExtendedRight -ExtendedRights Receive-As, ms-Exch-Store-Admin
Add-RoleGroupMember „View-Only Organization Management“ -Member „BesAdmin“
Add-ADPermission -InheritedObjectType User -InheritanceType Descendents -ExtendedRights Send-As -User „BesAdmin“ -Identity „CN=Users,DC=domain,DC=com“