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:c2:90:c1 brd ff:ff:ff:ff:ff:ff 3: fan-252: mtu 1450 qdisc noqueue state UP mode DEFAULT group default qlen 1000 link/ether 86:e1:72:1d:da:7d 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 86:e1:72:1d:da:7d 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:21:39:31 brd ff:ff:ff:ff:ff:ff 6: docker0: mtu 1500 qdisc noqueue state DOWN mode DEFAULT group default link/ether 02:42:1e:7f:6c:83 brd ff:ff:ff:ff:ff:ff