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: enp6s0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc mq state UP group default qlen 1000 link/ether XXX brd XXX inet XXX brd XXX scope global dynamic noprefixroute enp6s0 valid_lft 30113sec preferred_lft 30113sec inet6 XXX scope global temporary dynamic valid_lft 85963sec preferred_lft 8088sec inet6 XXX scope global temporary deprecated dynamic valid_lft 85963sec preferred_lft 0sec inet6 XXX scope global dynamic mngtmpaddr noprefixroute valid_lft 85963sec preferred_lft 85963sec inet6 XXX scope link noprefixroute valid_lft forever preferred_lft forever