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: eth0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc pfifo_fast state UP qlen 1000
    link/ether c8:0a:a9:2d:19:44 brd ff:ff:ff:ff:ff:ff
    inet 10.140.11.93/24 brd 10.140.11.255 scope global eth0
    inet6 fe80::ca0a:a9ff:fe2d:1944/64 scope link 
       valid_lft forever preferred_lft forever
3: wlan0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc mq state UP qlen 1000
    link/ether 00:23:14:38:9e:88 brd ff:ff:ff:ff:ff:ff
    inet 10.140.6.70/28 brd 10.140.6.79 scope global wlan0
    inet6 fe80::223:14ff:fe38:9e88/64 scope link 
       valid_lft forever preferred_lft forever
4: tun0: <POINTOPOINT,MULTICAST,NOARP,UP,LOWER_UP> mtu 1400 qdisc pfifo_fast state UNKNOWN qlen 500
    link/none 
    inet 10.50.20.57/16 scope global tun0