ixp_81: flags=4163<UP,BROADCAST,RUNNING,MULTICAST>  mtu 1500
        inet 180.81.0.30  netmask 255.255.255.0  broadcast 180.81.0.255
        inet6 fe80::f032:51ff:fea2:796  prefixlen 64  scopeid 0x20<link>
        ether f2:32:51:a2:07:96  txqueuelen 1000  (Ethernet)
        RX packets 559  bytes 43727 (42.7 KiB)
        RX errors 0  dropped 0  overruns 0  frame 0
        TX packets 505  bytes 38956 (38.0 KiB)
        TX errors 0  dropped 0 overruns 0  carrier 0  collisions 0