Fiber ones1. PCIex4 2xsfp (2 Ports)optical 1G NIC Cards(three kinds chipsets):2.PCIex4 1xsfp (1 Ports) optical 1G NIC Card3. PCIex11 1xsfp (1 Ports) optical 1G NIC CardIntel82583v (This one mainly used in computer FTTD also could used in Servers) 4. PCIex11 1xsfp (1 Ports) optical 1G NIC Card Intel I210 (This one mainly used in computer FTTD)5. PCIex4 4xsfp (4 Ports) optical 1G NIC Cards Intel82580EB 6. PCIex8 2xsfp+ (2 Ports) optical 10G NIC Card Intel82599ES 7. PCIex8 1xsfp+ (1 Ports) optical 10G NIC Card Intel82599EN Copper ones1. PCIex4 2xRJ45 (2 Ports) copper 1G NIC Cards(2 kinds chipsets): 1).Intel82571EB 2).Intel82576EB Single transmitter to single receiver NIC Cards :we could supply the 1G&10G the single external illuminator and single receiver NIC Cards