Inter-|   Receive                                                |  Transmit
 face |bytes    packets errs drop fifo frame compressed multicast|bytes    packets errs drop fifo colls carrier compressed
    lo: 3472350   37879    0    0    0     0          0         0  3472350   37879    0    0    0     0       0          0
  eth0: 1372667634  886267    0    0    0     0          0         0  5357805   62612    0    0    0     0       0          0
  eth1: 1499138556  186257    0    0    0     0          0         0 620139316  114731    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: 1442944050  111162    0    2    0     0          0         0 610135970   89338    0    0    0     0       0          0
vlan22:    3132      55    0    0    0     0          0         0     6024      76    0    0    0     0       0          0
vlan20: 31603214   20558    0    0    0     0          0         0  9117891   17828    0    0    0     0       0          0
vlan21:     756      15    0    0    0     0          0         0      126       3    0    0    0     0       0          0
br-int:       0       0    0    0    0     0          0         0        0       0    0    0    0     0       0          0
genev_sys_6081:     728      26    0    0    0     0          0         0     1344      48    0    6    0     0       0          0
