Inter-|   Receive                                                |  Transmit
 face |bytes    packets errs drop fifo frame compressed multicast|bytes    packets errs drop fifo colls carrier compressed
    lo: 16300748    2616    0    0    0     0          0         0 16300748    2616    0    0    0     0       0          0
  eth0: 881182618  298963    0    0    0     0          0         0  2853510   31631    0    0    0     0       0          0
  eth1: 49797528   36049    0    0    0     0          0         0  9877038   25994    0    0    0     0       0          0
ovs-system:       0       0    0    0    0     0          0         0        0       0    0    0    0     0       0          0
 br-ex: 34646044   22542    0    0    0     0          0         0  8912586   20184    0    0    0     0       0          0
vlan22:    1092      18    0    0    0     0          0         0      658       9    0    0    0     0       0          0
vlan21:    1036      17    0    0    0     0          0         0      658       9    0    0    0     0       0          0
vlan20:    1232      21    0    0    0     0          0         0      658       9    0    0    0     0       0          0
vlan23:  589178     495    0    0    0     0          0         0   386581     434    0    0    0     0       0          0
