Greetz! I happen to have ixgb hardware. Using the driver in FreeBSD 6.2/amd64 as well as the one at: http://downloadfinder.intel.com/scripts-df-external/Detail_Desc.aspx?agr=Y&Inst=Yes&ProductID=2245&DwnldID=10958&strOSs=All&OSFullName=All%20Operating%20Systems&lang=eng just gives me: ixgb0: flags=8843<UP,BROADCAST,RUNNING,SIMPLEX,MULTICAST> mtu 1500 options=1b<RXCSUM,TXCSUM,VLAN_MTU,VLAN_HWTAGGING> ether 00:03:ba:31:8d:15 media: Ethernet autoselect status: no carrier ^^^^^^^^^^^^^ # pciconf -lv ... ixgb0@pci2:1:0: class=0x020000 card=0x7036108e chip=0x10488086 rev=0x02 hdr=0x00 vendor = 'Intel Corporation' device = '82597EX 10 Gigabit Ethernet Controller' class = network subclass = ethernet ... # dmesg ... ixgb0: <Intel(R) PRO/10GbE Network Driver, Version - 6.1.0> port 0xac00-0xac1f mem 0xfc4f8000-0xfc4fffff irq 28 at device 1.0 on pci2 ixgb0: Copyright (c) 2001-2006 Intel Corporation. ixgb0: Ethernet address: 00:03:ba:31:8d:15 ... This is on a SunFire x4100 connected end-to-end on another x4100. Solaris10 on both the same hardware (connected end-to-end) works. Am i left in the cold? :-( Thanks. cheers mars