Inter-|   Receive                                                |  Transmit
 face |bytes    packets errs drop fifo frame compressed multicast|bytes    packets errs drop fifo colls carrier compressed
    lo: 3850840   44190    0    0    0     0          0         0  3850840   44190    0    0    0     0       0          0
  eth0: 1328611411  905620    0    0    0     0          0         0  5789800   68579    0    0    0     0       0          0
  eth1: 893297495  172414    0    0    0     0          0         0 1227771521  107259    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: 837671180  101150    0    0    0     0          0         0 1217948041   82640    0    0    0     0       0          0
vlan22:    5640      78    0    0    0     0          0         0     3718      54    0    0    0     0       0          0
vlan20: 31401266   20195    0    0    0     0          0         0  8963282   17476    0    0    0     0       0          0
vlan21:     672      13    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:    1962      47    0    0    0     0          0         0      700      25    0    6    0     0       0          0
