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:15:e0:ea brd ff:ff:ff:ff:ff:ff 3: fan-252: mtu 1450 qdisc noqueue state UP mode DEFAULT group default qlen 1000 link/ether ea:d1:f9:bc:ad:f1 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 ea:d1:f9:bc:ad:f1 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:52:6e:0e brd ff:ff:ff:ff:ff:ff