$ iptool
    lo (loopback; up; ID: 1):
        127.0.0.1/8 (host)
        ::1/128 (host)

    eth0 (Ethernet; up; ID: 2; MAC addr: 00:xx:xx:xx:yy:yy):
        192.168.1.0/24
        1d67:bd71:56d9:13f3:5499:25b:cc84:f7e4/64

    wlan0 (Ethernet; disabled; ID: 3; MAC addr: 00:xx:xx:xx:yy:yy):
        no addresses

    tun_foo (tun; up; ID: 123):
        10.1.2.3/32 (remote: 10.1.2.2)