Inter-|   Receive                                                |  Transmit
 face |bytes    packets errs drop fifo frame compressed multicast|bytes    packets errs drop fifo colls carrier compressed
    lo: 24433322    4890    0    0    0     0          0         0 24433322    4890    0    0    0     0       0          0
  eth0: 878481213  270057    0    0    0     0          0         0  3718392   40017    0    0    0     0       0          0
  eth1: 57580251   42021    0    0    0     0          0         0 15726204   32193    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: 41108068   27962    0    0    0     0          0         0 13891740   25059    0    0    0     0       0          0
vlan22:    1008      16    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      748      10    0    0    0     0       0          0
vlan23: 1862020    1911    0    0    0     0          0         0  1256775    1849    0    0    0     0       0          0
