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: enp42s0: <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 enp42s0 valid_lft 1810165sec preferred_lft 1810165sec inet6 XXX scope global temporary dynamic valid_lft 172743sec preferred_lft 81839sec inet6 XXX scope global dynamic mngtmpaddr valid_lft 172743sec preferred_lft 86343sec inet6 XXX scope link valid_lft forever preferred_lft forever