eth0: flags=4163<UP,BROADCAST,RUNNING,MULTICAST>  mtu 1500
        inet 10.20.1.21  netmask 255.255.254.0  broadcast 10.20.1.255
        inet6 fe80::8a98:9397:9128:1788  prefixlen 64  scopeid 0x20<link>
        ether fa:16:3e:e0:28:f4  txqueuelen 1000  (Ethernet)
        RX packets 359034135  bytes 119320086289 (111.1 GiB)
        RX errors 0  dropped 0  overruns 0  frame 0
        TX packets 347213446  bytes 147507953192 (137.3 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
        inet6 ::1  prefixlen 128  scopeid 0x10<host>
        loop  txqueuelen 1000  (Local Loopback)
        RX packets 312001  bytes 89312801 (85.1 MiB)
        RX errors 0  dropped 0  overruns 0  frame 0
        TX packets 312001  bytes 89312801 (85.1 MiB)
        TX errors 0  dropped 0 overruns 0  carrier 0  collisions 0

