The Emulex VFA5.2 adapters support three methods to virtualize I/O, out of the box: Virtual Fabric Mode (vNIC1), Switch Independent mode (vNIC2) and Unified Fabric Port (UFP) mode. With Virtual Fabric, up to eight virtual network ports (vNICs) can be created with a single two-port 10 GbE network adapter.<br><br>On System x adapters, storage protocols such as iSCSI and FCoE are also supported by Features on Demand upgrades. Using a common hardware infrastructure for Ethernet and SAN and by virtualizing your network adapter, you can reduce your infrastructure capital expense.<br><br><b>Part number information</b><br><br>The part numbers to order these adapters are listed in the following table. The FCoE/iSCSI upgrade licenses are a Features on Demand field upgrade that enables full hardware offloaded converged networking capabilities of the adapters. Adapters 00AG580 and 01CV770 already includes the FCoE/iSCSI license.