Inter-|   Receive                                                |  Transmit
 face |bytes    packets errs drop fifo frame compressed multicast|bytes    packets errs drop fifo colls carrier compressed
    lo: 9431903    2403    0    0    0     0          0         0  9431903    2403    0    0    0     0       0          0
  eth0: 833210012  283303    0    0    0     0          0         0  2858369   31252    0    0    0     0       0          0
  eth1: 50347363   31935    0    0    0     0          0         0 11597054   27107    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: 34424359   22652    0    0    0     0          0         0  9944197   20305    0    0    0     0       0          0
vlan22:    1064      17    0    0    0     0          0         0      748      10    0    0    0     0       0          0
vlan20:    1176      19    0    0    0     0          0         0      748      10    0    0    0     0       0          0
vlan21:    1008      16    0    0    0     0          0         0      838      11    0    0    0     0       0          0
vlan23: 1695421    1727    0    0    0     0          0         0  1081126    1592    0    0    0     0       0          0
