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: 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 79057sec preferred_lft 79057sec inet6 XXX scope global dynamic noprefixroute valid_lft 7060sec preferred_lft 1660sec inet6 XXX scope link noprefixroute valid_lft forever preferred_lft forever 5: enp4s0f3u2: <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 enp4s0f3u2 valid_lft 85725sec preferred_lft 85725sec inet6 XXX scope global dynamic noprefixroute valid_lft 7060sec preferred_lft 1660sec inet6 XXX scope link noprefixroute valid_lft forever preferred_lft forever