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: enp55s0: <NO-CARRIER,BROADCAST,MULTICAST,UP> mtu 1500 qdisc fq_codel state DOWN group default qlen 1000 link/ether XXX brd XXX altname enxc87f54cbade6 3: wlp56s0f0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc noqueue state UP group default qlen 1000 link/ether XXX brd XXX permaddr XXX altname wlxe460177026e1 inet XXX brd XXX scope global dynamic noprefixroute wlp56s0f0 valid_lft 3257sec preferred_lft 3257sec inet6 XXX scope link noprefixroute valid_lft forever preferred_lft forever