1: lo: <LOOPBACK,UP,LOWER_UP> mtu 16436 qdisc noqueue state UNKNOWN 
    link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00
    inet 127.0.0.1/8 scope host lo
    inet6 ::1/128 scope host 
       valid_lft forever preferred_lft forever
2: wmaster0: <UP,LOWER_UP> mtu 0 qdisc pfifo_fast state UNKNOWN qlen 1000
    link/ieee802.11 00:15:e9:2c:0f:bc brd 00:00:00:00:00:00
3: wlan0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc pfifo_fast state UP qlen 1000
    link/ether 00:15:e9:2c:0f:bc brd ff:ff:ff:ff:ff:ff
    inet 192.168.0.173/24 brd 192.168.0.255 scope global wlan0
    inet6 fe80::215:e9ff:fe2c:fbc/64 scope link 
       valid_lft forever preferred_lft forever