Intel DB85FL Product Specification - Page 27
LAN Subsystem - lan driver
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Product Description 1.8.2.2 Internal Mono Speaker Header The internal mono speaker header allows connection to an internal, low-power PC speaker for basic system sound capability. The subsystem is capable of driving a speaker load of 8 Ohms at 1 W (rms) or 4 Ohms at 1.5 W (rms). 1.9 LAN Subsystem The LAN subsystem consists of the following: • Intel I217V Gigabit Ethernet Controller (10/100/1000 Mb/s) • Intel B85 Express Chipset • RJ-45 LAN connector with integrated status LEDs Additional features of the LAN subsystem include: • CSMA/CD protocol engine • LAN connect interface between the PCH and the LAN controller • ACPI technology support • LAN wake capabilities • LAN subsystem software For information about LAN software and drivers Refer to http://downloadcenter.intel.com 1.9.1 Intel® I217V Gigabit Ethernet Controller The Intel I217V Gigabit Ethernet Controller supports the following features: Network Features: • Compliant with the 1 Gb/s Ethernet 802.3, 802.3u, 802.3z, 802.3ab specifications • Multi-speed operation: 10/100/1000 Mb/s • Full-duplex operation at 10/100/1000 Mb/s; Half-duplex operation at 10/100 Mb/s • Flow control support compliant with the 802.3X specification as well as the specific operation of asymmetrical flow control defined by 802.3z • VLAN support compliant with the 802.3q specification • MAC address filters: perfect match unicast filters, multicast hash filtering, broadcast filter, and promiscuous mode Performance Features: • Configurable receive and transmit data FIFO, programmable in 1 KB increments • TCP segmentation capability compatible with Windows NT 5.x off-loading features • Fragmented UDP checksum offload for packet reassembly • IPv4 and IPv6 checksum offload support (receive, transmit, and TCP segmentation offload) • Split header support to eliminate payload copy from user space to host space • Receive Side Scaling (RSS) with two hardware receive queues • Supports 9018 bytes of jumbo packets • Packet buffer size 27