lo               UNKNOWN        00:00:00:00:00:00 <LOOPBACK,UP,LOWER_UP> 
enp0s31f6        UP             d8:9e:f3:07:bf:05 <BROADCAST,MULTICAST,UP,LOWER_UP> 
wlp4s2           UP             80:1f:02:4f:18:ae <BROADCAST,MULTICAST,UP,LOWER_UP> 
tailscale0       UNKNOWN        <POINTOPOINT,MULTICAST,NOARP,UP,LOWER_UP>