Inter-|   Receive                                                |  Transmit
 face |bytes    packets errs drop fifo frame compressed multicast|bytes    packets errs drop fifo colls carrier compressed
    lo: 61164012   29636    0    0    0     0          0         0 61164012   29636    0    0    0     0       0          0
  eth0: 1113973995  304524    0    0    0     0          0         0  4203326   45956    0    0    0     0       0          0
  eth1: 54958340   51433    0    0    0     0          0         0 37599550   42407    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: 38698509   35830    0    0    0     0          0         0 35479589   35022    0    0    0     0       0          0
vlan22:    1064      17    0    0    0     0          0         0      658       9    0    0    0     0       0          0
vlan21:    1064      18    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: 1441494    2085    0    0    0     0          0         0  1528145    1975    0    0    0     0       0          0
