1: lo: mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000 link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 inet 127.0.0.1/8 scope host lo valid_lft forever preferred_lft forever inet6 ::1/128 scope host valid_lft forever preferred_lft forever 2: enp1s0: mtu 1500 qdisc fq_codel master ovs-system state UP group default qlen 1000 link/ether 52:54:00:68:3f:d1 brd ff:ff:ff:ff:ff:ff 3: ovs-system: mtu 1500 qdisc noop state DOWN group default qlen 1000 link/ether da:e8:1d:df:44:5d brd ff:ff:ff:ff:ff:ff 4: br-ex: mtu 1500 qdisc noqueue state UNKNOWN group default qlen 1000 link/ether 52:54:00:68:3f:d1 brd ff:ff:ff:ff:ff:ff inet 192.168.122.100/24 brd 192.168.122.255 scope global noprefixroute br-ex valid_lft forever preferred_lft forever 5: vlan22: mtu 1500 qdisc noqueue state UNKNOWN group default qlen 1000 link/ether ce:b5:ec:55:81:28 brd ff:ff:ff:ff:ff:ff inet 172.19.0.100/24 brd 172.19.0.255 scope global noprefixroute vlan22 valid_lft forever preferred_lft forever 6: vlan21: mtu 1500 qdisc noqueue state UNKNOWN group default qlen 1000 link/ether 7a:9e:ad:de:3f:13 brd ff:ff:ff:ff:ff:ff inet 172.18.0.100/24 brd 172.18.0.255 scope global noprefixroute vlan21 valid_lft forever preferred_lft forever 7: vlan20: mtu 1500 qdisc noqueue state UNKNOWN group default qlen 1000 link/ether 4e:5c:5b:d6:0a:43 brd ff:ff:ff:ff:ff:ff inet 172.17.0.100/24 brd 172.17.0.255 scope global noprefixroute vlan20 valid_lft forever preferred_lft forever 8: br-int: mtu 1500 qdisc noop state DOWN group default qlen 1000 link/ether 9e:70:94:21:fd:0c brd ff:ff:ff:ff:ff:ff 9: genev_sys_6081: mtu 65000 qdisc noqueue master ovs-system state UNKNOWN group default qlen 1000 link/ether 2e:1a:97:42:dd:3d brd ff:ff:ff:ff:ff:ff inet6 fe80::2c1a:97ff:fe42:dd3d/64 scope link valid_lft forever preferred_lft forever default via 192.168.122.1 dev br-ex proto static 172.17.0.0/24 dev vlan20 proto kernel scope link src 172.17.0.100 metric 803 172.18.0.0/24 dev vlan21 proto kernel scope link src 172.18.0.100 metric 802 172.19.0.0/24 dev vlan22 proto kernel scope link src 172.19.0.100 metric 801 192.168.122.0/24 dev br-ex proto kernel scope link src 192.168.122.100 metric 800