eth0: flags=4163<UP,BROADCAST,RUNNING,MULTICAST>  mtu 1500
        inet 192.168.21.187  netmask 255.255.0.0  broadcast 192.168.255.255
        ether 52:54:00:ca:ae:04  txqueuelen 1000  (Ethernet)
        RX packets 158247166  bytes 126991461687 (118.2 GiB)
        RX errors 0  dropped 111  overruns 0  frame 0
        TX packets 515558459  bytes 728312037828 (678.2 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 8154331  bytes 93621809197 (87.1 GiB)
        RX errors 0  dropped 0  overruns 0  frame 0
        TX packets 8154331  bytes 93621809197 (87.1 GiB)
        TX errors 0  dropped 0 overruns 0  carrier 0  collisions 0

