The 5Big Office uses Windows Server 2008 Essentials which does not include iSCSI. You can download and install a 3rd party iSCSI manager or download Microsoft's. iSCSI Initiator: http://www.microsoft.com/download/en/details.aspx?id=18986 iSCSI Target: http://www.microsoft.com/download/en/details.aspx?id=19867
