eth0: flags=4163<UP,BROADCAST,RUNNING,MULTICAST>  mtu 1500
        inet 192.168.21.112  netmask 255.255.0.0  broadcast 192.168.255.255
        ether 52:54:00:15:43:5f  txqueuelen 1000  (Ethernet)
        RX packets 12003618  bytes 1131755035 (1.0 GiB)
        RX errors 0  dropped 205  overruns 0  frame 0
        TX packets 86827918  bytes 116777463396 (108.7 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 697  bytes 68937 (67.3 KiB)
        RX errors 0  dropped 0  overruns 0  frame 0
        TX packets 697  bytes 68937 (67.3 KiB)
        TX errors 0  dropped 0 overruns 0  carrier 0  collisions 0

