DeliverToMailboxAndForward 轉寄信件至信箱

Get-Mailbox -resultSize unlimited |where {$_.deliverTomailboxAndForward -eq '$true'}| Set-mailbox  -deliverTomailboxAndForward $False




Set-Mailbox -Identity "some user" -ForwardingAddress some.user@contoso.com -DeliverToMailboxAndForward $False
and to get a list of those users

get-mailbox -ResultSize unlimited | where {$_.delivertomailboxandforward -eq $true}|select Name, Samaccountname | export-csv c:\mailandforward.csv