ifconfig -m em1em1: flags=8802<BROADCAST,SIMPLEX,MULTICAST> metric 0 mtu 1500 options=81249b<RXCSUM,TXCSUM,VLAN_MTU,VLAN_HWTAGGING,VLAN_HWCSUM,LRO,WOL_MAGIC,VLAN_HWFILTER> capabilities=953d9b<RXCSUM,TXCSUM,VLAN_MTU,VLAN_HWTAGGING,VLAN_HWCSUM,TSO4,LRO,WOL_UCAST,WOL_MCAST,WOL_MAGIC,VLAN_HWFILTER,VLAN_HWTSO,NETMAP> ether 00:e8:4c:68:48:57 media: Ethernet autoselect (1000baseT <full-duplex>) status: active supported media: media autoselect media 1000baseT media 1000baseT mediaopt full-duplex media 100baseTX mediaopt full-duplex media 100baseTX media 10baseT/UTP mediaopt full-duplex media 10baseT/UTP nd6 options=21<PERFORMNUD,AUTO_LINKLOCAL>
# pciconf -lbcevV em0@pci0:1:0:0em0@pci0:1:0:0: class=0x020000 card=0x6c401462 chip=0x10d38086 rev=0x00 hdr=0x00 vendor = 'Intel Corporation' device = '82574L Gigabit Network Connection' class = network subclass = ethernet bar [10] = type Memory, range 32, base 0xf7e00000, size 131072, enabled bar [18] = type I/O Port, range 32, base 0xe000, size 32, enabled bar [1c] = type Memory, range 32, base 0xf7e20000, size 16384, enabled cap 01[c8] = powerspec 2 supports D0 D3 current D0 cap 05[d0] = MSI supports 1 message, 64 bit cap 10[e0] = PCI-Express 1 endpoint max data 128(256) NS link x1(x1) speed 2.5(2.5) ASPM disabled(L0s/L1) cap 11[a0] = MSI-X supports 5 messages, enabled Table in map 0x1c[0x0], PBA in map 0x1c[0x2000] ecap 0001[100] = AER 1 0 fatal 0 non-fatal 3 corrected PCI-e errors = Correctable Error Detected Corrected = Receiver Error Bad TLP Replay Timer Timeou