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: ens4: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc mq state UP group default qlen 1000 link/ether XXX brd XXX altname enp4s0 inet XXX brd XXX scope global dynamic noprefixroute ens4 valid_lft 596293sec preferred_lft 596293sec inet6 XXX scope global dynamic noprefixroute valid_lft 327547sec preferred_lft 327547sec inet6 XXX scope global dynamic noprefixroute valid_lft 604786sec preferred_lft 604786sec inet6 XXX scope link noprefixroute valid_lft forever preferred_lft forever 3: wls3: <BROADCAST,MULTICAST> mtu 1500 qdisc noop state DOWN group default qlen 1000 link/ether XXX brd XXX altname wlp3s0