·Intel 82580EB Gigabit ethernet controller
·Two RJ-45 gigabit ports and two SFP gigabit ports
·Intel® I/O interface 3.0 version acceleration technology
·Maximum is to support 9.5KB packet Jumbo Frame
·Supports enhanced VMDq1, Up to 8 virtual hosts per port
·DCA Directly access with high speed cache
·UDP, TCP and IP Checksum offload, UDP and TCP Transmit Segmentation Offload (TSO), SCTP receive and transmit
·Supports Windows, Linux, FreeBSD, etc.