IP address     HW type     Flags       HW address            Mask     Device
192.168.1.2    0x1         0x2         ab:cd:ef:ab:cd:ef     *        wan
::ffff:ffff    0x1         0x0         ef:cd:ab:ef:cd:ab     *        br-lan
0.0.0.0        0x0         0x0         00:00:00:00:00:00     *        unspec