1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000
    link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00
    inet 127.0.0.1/8 scope host lo
       valid_lft forever preferred_lft forever
    inet6 ::1/128 scope host 
       valid_lft forever preferred_lft forever
2: enp0s31f6: <NO-CARRIER,BROADCAST,MULTICAST,UP> mtu 1500 qdisc fq_codel state DOWN group default qlen 1000
    link/ether 54:e1:ad:fa:dd:75 brd ff:ff:ff:ff:ff:ff
3: wwp0s20f0u6i12: <BROADCAST,MULTICAST,NOARP> mtu 1500 qdisc noop state DOWN group default qlen 1000
    link/ether 1e:9b:93:1c:ce:c8 brd ff:ff:ff:ff:ff:ff
4: wlp4s0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc mq state UP group default qlen 1000
    link/ether 60:f6:77:30:86:8f brd ff:ff:ff:ff:ff:ff
    inet 192.168.137.105/24 brd 192.168.137.255 scope global dynamic noprefixroute wlp4s0
       valid_lft 1814367sec preferred_lft 1814367sec
    inet6 2003:c9:7f2e:6780:1792:6d26:5c6f:6301/64 scope global dynamic noprefixroute 
       valid_lft 604768sec preferred_lft 86368sec
    inet6 fe80::3ccd:5962:b175:586a/64 scope link noprefixroute 
       valid_lft forever preferred_lft forever