The NC523SFP is an eight lane (x 8) PCI Express (PCIe) 10 Gigabit network solution offering superior bandwidth in a Pro Liant Ethernet adapter. This dual port PCI Express Gen 2 adapter supports SFP+ (Small Form-factor Pluggable) connectors, requiring either Direct Attach Cable (DAC) for copper environments, or fiber transceivers & fiber cables for fiber optic environments. The NC523SFP ships with advanced server features that Pro Liant customers have come to expect, such as support for TCP checksum & segmentation (LSO) offload capability, VLAN tagging, jumbo frames, IPv 6, & more. Flexible to order & install, the NC523SFP can be used in either standard or low profile slots.