Inter-|   Receive                                                |  Transmit
 face |bytes    packets errs drop fifo frame compressed multicast|bytes    packets errs drop fifo colls carrier compressed
    lo: 80918544   35222    0    0    0     0          0         0 80918544   35222    0    0    0     0       0          0
  eth0: 1147253061  287439    0    0    0     0          0         0  3850828   41152    0    0    0     0       0          0
  eth1: 61063979   60974    0    0    0     0          0         0 54345974   53819    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: 44777108   45681    0    0    0     0          0         0 51768756   46251    0    0    0     0       0          0
vlan22:    1092      18    0    0    0     0          0         0      748      10    0    0    0     0       0          0
vlan23: 1350030    2163    0    0    0     0          0         0  1982598    2124    0    0    0     0       0          0
vlan20:    1308      22    0    0    0     0          0         0      658       9    0    0    0     0       0          0
vlan21:    1064      18    0    0    0     0          0         0      748      10    0    0    0     0       0          0
