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: enp0s31f6: <NO-CARRIER,BROADCAST,MULTICAST,UP> mtu 1500 qdisc fq state DOWN group default qlen 1000 link/ether XXX brd XXX altname enxfc5ceee8fe40 4: wlan0: <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 wlan0 valid_lft 3478sec preferred_lft 3478sec inet6 XXX scope link noprefixroute valid_lft forever preferred_lft forever 5: barbos: <POINTOPOINT,MULTICAST,NOARP,UP,LOWER_UP> mtu 1500 qdisc fq state UNKNOWN group default qlen 500 link/none inet XXX scope global barbos valid_lft forever preferred_lft forever inet6 XXX scope global valid_lft forever preferred_lft forever inet6 XXX scope link stable-privacy proto kernel_ll valid_lft forever preferred_lft forever