Inter-|   Receive                                                |  Transmit
 face |bytes    packets errs drop fifo frame compressed multicast|bytes    packets errs drop fifo colls carrier compressed
    lo: 21355776    3787    0    0    0     0          0         0 21355776    3787    0    0    0     0       0          0
  eth0: 947523258  270259    0    0    0     0          0         0  3394775   39088    0    0    0     0       0          0
  eth1: 61563408   43474    0    0    0     0          0         0 16776104   34179    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: 45517317   29493    0    0    0     0          0         0 14886983   27098    0    0    0     0       0          0
vlan22:    1112      18    0    0    0     0          0         0      658       9    0    0    0     0       0          0
vlan23: 1413223    1741    0    0    0     0          0         0  1305758    1695    0    0    0     0       0          0
vlan21:    1112      18    0    0    0     0          0         0      658       9    0    0    0     0       0          0
vlan20:    1280      21    0    0    0     0          0         0      658       9    0    0    0     0       0          0
