Simple Gateway

Check interface status with ifconfig -a

$ ifconfig -a
lo0: flags=8049<UP,LOOPBACK,RUNNING,MULTICAST> mtu 33208
        groups: lo
        inet 127.0.0.1 netmask 0xff000000
        inet6 ::1 prefixlen 128
        inet6 fe80::1%lo0 prefixlen 64 scopeid 0x5
ral0: flags=8843<UP,BROADCAST,RUNNING,SIMPLEX,MULTICAST> mtu 1500
        lladdr 00:08:a1:85:8d:8c
        priority: 4
        groups: wlan
        media: IEEE802.11 autoselect mode 11g hostap
        status: active
        ieee80211: nwid unwiredbsd chan 1 bssid 00:08:a1:85:8d:8c nwkey <not displayed> 100dBm
        inet6 fe80::208:a1ff:fe85:8d8c%ral0 prefixlen 64 scopeid 0x2
        inet6 2001:16d8:ccbc:baad::1 prefixlen 64
        inet 10.168.103.1 netmask 0xff000000 broadcast 10.255.255.255
xl0: flags=8843<UP,BROADCAST,RUNNING,SIMPLEX,MULTICAST> mtu 1500
        lladdr 00:50:da:21:cb:c9
        priority: 0
        groups: egress
        media: Ethernet autoselect (100baseTX full-duplex)
        status: active
        inet6 fe80::250:daff:fe21:cbc9%xl0 prefixlen 64 scopeid 0x3
        inet 213.187.179.198 netmask 0xfffffffc broadcast 213.187.179.199
        inet6 2001:16d8:ccbc:dead:beef::1 prefixlen 64
sk0: flags=8843<UP,BROADCAST,RUNNING,SIMPLEX,MULTICAST> mtu 1500
        lladdr 00:04:e2:e1:aa:e5
        priority: 0
        media: Ethernet autoselect (1000baseT full-duplex,rxpause,txpause)
        status: active
        inet 192.168.103.1 netmask 0xffffff00 broadcast 192.168.103.255
        inet6 fe80::204:e2ff:fee1:aae5%sk0 prefixlen 64 scopeid 0x4
        inet6 2001:16d8:ccbc:dead::1 prefixlen 64
enc0: flags=0<> 
        priority: 0
        groups: enc
        status: active
pflog0: flags=141<UP,RUNNING,PROMISC> mtu 33208
        groups: pflog

(old-style, I know)