Inter-|   Receive                                                |  Transmit
 face |bytes    packets errs drop fifo frame compressed multicast|bytes    packets errs drop fifo colls carrier compressed
    lo: 3570992   38822    0    0    0     0          0         0  3570992   38822    0    0    0     0       0          0
  eth0: 1463834360  560113    0    0    0     0          0         0  5185813   62579    0    0    0     0       0          0
  eth1: 1425317057  178242    0    0    0     0          0         0 595444770  116804    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: 1369431104  112998    0    0    0     0          0         0 585185878   92153    0    0    0     0       0          0
vlan22:    1244      29    0    0    0     0          0         0     9440     106    0    0    0     0       0          0
vlan20: 31491800   19244    0    0    0     0          0         0  9400097   17372    0    0    0     0       0          0
vlan21:     812      16    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:     168       6    0    0    0     0          0         0     2408      86    0    8    0     0       0          0
