eth0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc pfifo_fast state UP g0
    link/ether 00:11:0c:2a:21:66 brd ff:ff:ff:ff:ff:ff                          
    inet 192.168.11.20/24 brd 192.168.11.255 scope global dynamic noprefixroute0
       valid_lft 252440sec preferred_lft 252440sec                              
    inet6 fe80::3fc2:9db:f427:894f/64 scope link noprefixroute                  
       valid_lft forever preferred_lft forever