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 noprefixroute valid_lft forever preferred_lft forever 2: wwan0: <POINTOPOINT,NOARP> mtu 1500 qdisc noop state DOWN group default qlen 1000 link/none 3: 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 171506sec preferred_lft 171506sec inet6 XXX scope link noprefixroute valid_lft forever preferred_lft forever 4: enxf4a80d473006: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc fq_codel state UP group default qlen 1000 link/ether XXX brd XXX inet XXX brd XXX scope global dynamic noprefixroute enxf4a80d473006 valid_lft 171511sec preferred_lft 171511sec inet6 XXX scope link noprefixroute valid_lft forever preferred_lft forever