A. Via Exchange Management Console
Pilih Mailbox - Properties, Kemudian pilih tab Mail Flow Setting
Mail Flow Setting - Delivery Option - Forwarding Address --> Input forwarding Address yg dimaksud
B. Via Shell
Set-Mailbox -Identity "Ken Sanchez" -ForwardingAddress "pilarp@contoso.com"
e.g;
forwards all mail sent to Dan Park to danpark.parents@fineartschool.net
Ref:Set-Mailbox -Identity "Dan Park" -ForwardingAddress "danpark.parents@fineartschool.net" -DeliverToMailboxAndForward $true
http://technet.microsoft.com/en-us/library/dd351134(v=exchg.150).aspx
http://exchangeserverpro.com/exchange-server-2007-mailbox-forwarding/