port_ZRH: flags=4163<UP,BROADCAST,RUNNING,MULTICAST>  mtu 1500
        inet6 fe80::70d9:26ff:feae:813  prefixlen 64  scopeid 0x20<link>
        ether 72:d9:26:ae:08:13  txqueuelen 1000  (Ethernet)
        RX packets 8  bytes 816 (816.0 B)
        RX errors 0  dropped 0  overruns 0  frame 0
        TX packets 9  bytes 886 (886.0 B)
        TX errors 0  dropped 0 overruns 0  carrier 0  collisions 0