NRC06J821TRF is a network interface card (NIC) from Renesas Electronics. It is a multi-port Ethernet controller designed for high-end solutions. It features four 10/100Base-T ports and one Gigabit Ethernet port. It is compliant with IEEE 802.3, 802.3u, and 802.3ab standards. It is also compliant with PCI Express 2.0 x1, 2.5GT/s, and 2.5Gbps data rates. The card is RoHS compliant, and comes with an onboard supervisory IC that can monitor the onboard power and system reset.