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 98:fa:9b:7f:4c:a1 brd ff:ff:ff:ff:ff:ff
3: wlp0s20f3: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc noqueue state UP group default qlen 1000
    link/ether 90:78:41:ef:a5:2e brd ff:ff:ff:ff:ff:ff
    inet 192.168.4.103/24 brd 192.168.4.255 scope global dynamic noprefixroute wlp0s20f3
       valid_lft 86305sec preferred_lft 86305sec
    inet6 2002:9273:2bc7:0:157:e7b4:45a0:69ac/64 scope global temporary dynamic 
       valid_lft 2305sec preferred_lft 1705sec
    inet6 2002:9273:2bc7:0:f6c:4f32:fa4f:7592/64 scope global dynamic mngtmpaddr noprefixroute 
       valid_lft 2305sec preferred_lft 1705sec
    inet6 fe80::4270:341:306c:45e9/64 scope link noprefixroute 
       valid_lft forever preferred_lft forever