eth0: flags=4163<UP,BROADCAST,RUNNING,MULTICAST>  mtu 1500
        inet 192.168.21.243  netmask 255.255.0.0  broadcast 192.168.255.255
        ether 52:54:00:e7:a6:97  txqueuelen 1000  (Ethernet)
        RX packets 11984085  bytes 1132091920 (1.0 GiB)
        RX errors 0  dropped 95  overruns 0  frame 0
        TX packets 87647794  bytes 118015298735 (109.9 GiB)
        TX errors 0  dropped 0 overruns 0  carrier 0  collisions 0

lo: flags=73<UP,LOOPBACK,RUNNING>  mtu 65536
        inet 127.0.0.1  netmask 255.0.0.0
        loop  txqueuelen 1000  (Local Loopback)
        RX packets 638  bytes 63633 (62.1 KiB)
        RX errors 0  dropped 0  overruns 0  frame 0
        TX packets 638  bytes 63633 (62.1 KiB)
        TX errors 0  dropped 0 overruns 0  carrier 0  collisions 0

