Intel X520-LR2 (X520LR2BPL) PCI Express 2.0 (5.0 GT/s) Ethernet Server Bypass Adapter (Low-profile)

Intel X520-LR2 (X520LR2BPL) Ethernet Server Bypass Adapter (Low-profile) PCI Express 2.0 (5.0 GT/s) Two LC 10GBASE-LR (Optics not removable) Connectors: Two LC 10GBASE-LR (Optics not removable) Features: Intel 82599 Controller Cable type: Singlemode fiber (SMF) up to 5 km in Bypass Mode and up to 10 km in Normal Mode Low-profile Internet Small Computer System Interface (iSCSI), Network File System (NFS)