http://www.iscsicake.com/
http://www.iscsicake.com/iscsi/iscsicakewhitepaper.pdf
iSCSI Cake is a Windows iSCSI target which shares server's disk, partition, VMDK file, and ISO file with iSCSI initiators/clients. As a standard iSCSI target, iSCSI Cake is compatible with iSCSI initiators on Windows, Linux, and Solaris. iSCSI Cake consolidates storage resources for enterprise virtualization with fully support of VMware ESX server and Windows 2008 failover cluster
http://www.iscsicake.com/iscsi/iscsicakewhitepaper.pdf
iSCSI Cake is a Windows iSCSI target which shares server's disk, partition, VMDK file, and ISO file with iSCSI initiators/clients. As a standard iSCSI target, iSCSI Cake is compatible with iSCSI initiators on Windows, Linux, and Solaris. iSCSI Cake consolidates storage resources for enterprise virtualization with fully support of VMware ESX server and Windows 2008 failover cluster