The HP NC7771 PCI-X Gigabit Server Adapter is a follow-on to the NC7770. The NC7771 is a single port copper PCI-X Gigabit server adapter that runs over Category 5 (or better) twisted-pair cabling. Along with all the advanced features that ProLiant customers have come to expect the NC7771 includes support for teaming for failover and load balancing jumbo frames Dual Address Cycles (DAC) Pre-Boot Execution Environment (PXE) PCI hot plug large send offload capability cold boot WOL and multiple VLAN tagging. ??The NC7771 supports 10/100/1000Mbps Ethernet speeds as well as a PCI-X 64-bit/133MHz data path and it is backwards compatible with existing PCI bus architectures. This range of features enables HP customers to protect their current hardware investment while also future-proofing their ProLiant servers for the inevitable increase in networking throughput.