Inter-|   Receive                                                |  Transmit
 face |bytes    packets errs drop fifo frame compressed multicast|bytes    packets errs drop fifo colls carrier compressed
    lo: 3059068   34511    0    0    0     0          0         0  3059068   34511    0    0    0     0       0          0
  eth0: 1333500979  872136    0    0    0     0          0         0  5485071   67544    0    0    0     0       0          0
  eth1: 605516227  151774    0    0    0     0          0         0 1315909179  107598    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: 551933070  101742    0    0    0     0          0         0 1306935858   84377    0    0    0     0       0          0
vlan22:    2702      51    0    0    0     0          0         0     4218      59    0    0    0     0       0          0
vlan20: 30635176   17383    0    0    0     0          0         0  8084285   15518    0    0    0     0       0          0
vlan21:     616      12    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:     588      21    0    0    0     0          0         0      840      30    0    6    0     0       0          0
