1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000 link/loopback XXX brd XXX inet XXX scope host lo valid_lft forever preferred_lft forever inet6 XXX 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 XXX brd XXX 3: wwan0: <POINTOPOINT,NOARP> mtu 1500 qdisc noop state DOWN group default qlen 1000 link/none 4: wlp0s20f3: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc noqueue state UP group default qlen 1000 link/ether XXX brd XXX inet XXX brd XXX scope global dynamic noprefixroute wlp0s20f3 valid_lft 39674sec preferred_lft 39674sec inet6 XXX scope global dynamic noprefixroute valid_lft 41511sec preferred_lft 41511sec inet6 XXX scope global dynamic noprefixroute valid_lft 41511sec preferred_lft 41511sec inet6 XXX scope global dynamic noprefixroute valid_lft 175807sec preferred_lft 89407sec inet6 XXX scope global noprefixroute valid_lft forever preferred_lft forever inet6 XXX scope link noprefixroute valid_lft forever preferred_lft forever 17: tun0: <POINTOPOINT,MULTICAST,NOARP,UP,LOWER_UP> mtu 1412 qdisc fq_codel state UNKNOWN group default qlen 500 link/none inet XXX scope global noprefixroute tun0 valid_lft forever preferred_lft forever inet6 XXX scope link stable-privacy valid_lft forever preferred_lft forever 21: enp61s0u1u3u3: <NO-CARRIER,BROADCAST,MULTICAST,UP> mtu 1500 qdisc fq_codel state DOWN group default qlen 1000 link/ether XXX brd XXX