$ ifconfig
sis0: flags=8843<UP,BROADCAST,RUNNING,SIMPLEX,MULTICAST> metric 0 mtu 1500
        options=8<VLAN_MTU>
        ether 00:13:d4:7a:8c:90
        inet6 fe80::213:d4ff:fe7a:8c90%sis0 prefixlen 64 scopeid 0x1
        inet 192.168.1.220 netmask 0xffffff00 broadcast 192.168.1.255
        inet 10.25.1.3 netmask 0xffffff00 broadcast 10.25.1.255
        inet6 2001:470:1f0f:178::2 prefixlen 64
        media: Ethernet autoselect (100baseTX <full-duplex>)
        status: active
fwe0: flags=8802<BROADCAST,SIMPLEX,MULTICAST> metric 0 mtu 1500
        options=8<VLAN_MTU>
        ether 02:11:d8:4f:c9:ba
        ch 1 dma -1
fwip0: flags=8802<BROADCAST,SIMPLEX,MULTICAST> metric 0 mtu 1500
        lladdr 0.11.d8.0.0.4f.c9.ba.a.2.ff.fe.0.0.0.0
lo0: flags=8049<UP,LOOPBACK,RUNNING,MULTICAST> metric 0 mtu 16384
        inet6 ::1 prefixlen 128
        inet6 fe80::1%lo0 prefixlen 64 scopeid 0x4
        inet 127.0.0.1 netmask 0xff000000
$