# ifconfig -a
iwi0: flags=8802<BROADCAST,SIMPLEX,MULTICAST> metric 0 mtu 2290
ether 00:0e:35:53:a9:fe
media: IEEE 802.11 Wireless Ethernet autoselect (autoselect)
status: no carrier
fwe0: flags=8802<BROADCAST,SIMPLEX,MULTICAST> metric 0 mtu 1500
options=8<VLAN_MTU>
ether 02:e0:b8:00:ba:fb
ch 1 dma -1
fwip0: flags=8802<BROADCAST,SIMPLEX,MULTICAST> metric 0 mtu 1500
lladdr 0.e0.b8.5.0.0.ba.fb.a.2.ff.fe.0.0.0.0
fxp0: flags=8843<UP,BROADCAST,RUNNING,SIMPLEX,MULTICAST> metric 0 mtu 1500
options=2009<RXCSUM,VLAN_MTU,WOL_MAGIC>
ether 00:e0:b8:6d:68:0b
inet 98.211.110.13 netmask 0xffffff00 broadcast 255.255.255.255
media: Ethernet autoselect (100baseTX <full-duplex>)
status: active
lo0: flags=8049<UP,LOOPBACK,RUNNING,MULTICAST> metric 0 mtu 16384
options=3<RXCSUM,TXCSUM>
inet6 fe80::1%lo0 prefixlen 64 scopeid 0x5
inet6 ::1 prefixlen 128
inet 127.0.0.1 netmask 0xff000000
nd6 options=3<PERFORMNUD,ACCEPT_RTADV>
# ifconfig wlan create wlandev iwi0
ifconfig: SIOCIFCREATE2: Input/output error
# kldload if_iwi
kldload: can't load if_iwi: File exists
# kldload iwi_bss
kldload: can't load iwi_bss: File exists
# kldload iwi_ibss
# kldload iwi_monitor
# ifconfig wlan create wlandev iwi0
ifconfig: SIOCIFCREATE2: Input/output error
# sysctl legal.intel_iwi.license_ack=1
sysctl: unknown oid 'legal.intel_iwi.license_ack'