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: enp2s0: <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 enp2s0 valid_lft 75663sec preferred_lft 75663sec inet6 XXX scope global temporary dynamic valid_lft 594066sec preferred_lft 75290sec inet6 XXX scope global dynamic mngtmpaddr noprefixroute valid_lft 604790sec preferred_lft 604790sec inet6 XXX scope link noprefixroute valid_lft forever preferred_lft forever 3: enp3s0: <NO-CARRIER,BROADCAST,MULTICAST,UP> mtu 1500 qdisc mq state DOWN group default qlen 1000 link/ether XXX brd XXX 4: tun0: <POINTOPOINT,MULTICAST,NOARP,UP,LOWER_UP> mtu 1500 qdisc fq_codel state UNKNOWN group default qlen 100 link/none inet XXX brd XXX scope global tun0 valid_lft forever preferred_lft forever inet6 XXX scope link stable-privacy valid_lft forever preferred_lft forever