1: lo: mtu 65536 qdisc noqueue state UNKNOWN mode DEFAULT group default qlen 1000 link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 2: ens3: mtu 1500 qdisc fq_codel state UP mode DEFAULT group default qlen 1000 link/ether fa:16:3e:1b:86:34 brd ff:ff:ff:ff:ff:ff 3: fan-252: mtu 1450 qdisc noqueue state UP mode DEFAULT group default qlen 1000 link/ether 5a:8d:65:80:7b:b6 brd ff:ff:ff:ff:ff:ff 4: ftun0: mtu 1450 qdisc noqueue master fan-252 state UNKNOWN mode DEFAULT group default qlen 1000 link/ether 5a:8d:65:80:7b:b6 brd ff:ff:ff:ff:ff:ff 5: lxdbr0: mtu 1500 qdisc noqueue state DOWN mode DEFAULT group default qlen 1000 link/ether 00:16:3e:dd:8e:72 brd ff:ff:ff:ff:ff:ff 6: docker0: mtu 1500 qdisc noqueue state DOWN mode DEFAULT group default link/ether 02:42:85:8a:50:7f brd ff:ff:ff:ff:ff:ff