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 1c:6f:65:84:02:21 brd ff:ff:ff:ff:ff:ff
    inet 192.168.1.137/24 brd 192.168.1.255 scope global eth0
    inet6 2002:113:281:0:1e6f:65ff:fe84:221/64 scope global dynamic 
       valid_lft 30sec preferred_lft 20sec
    inet6 fe80::1e6f:65ff:fe84:221/64 scope link 
       valid_lft forever preferred_lft forever
3: vboxnet0: <BROADCAST,MULTICAST> mtu 1500 qdisc noop state DOWN qlen 1000
    link/ether 0a:00:27:00:00:00 brd ff:ff:ff:ff:ff:ff