ext_30_DUS: flags=4163<UP,BROADCAST,RUNNING,MULTICAST>  mtu 1500
        inet 179.28.30.28  netmask 255.255.255.0  broadcast 179.28.30.255
        inet6 fe80::887b:5dff:fe9f:e0c6  prefixlen 64  scopeid 0x20<link>
        ether 8a:7b:5d:9f:e0:c6  txqueuelen 1000  (Ethernet)
        RX packets 316  bytes 25194 (24.6 KiB)
        RX errors 0  dropped 0  overruns 0  frame 0
        TX packets 200  bytes 15545 (15.1 KiB)
        TX errors 0  dropped 0 overruns 0  carrier 0  collisions 0