Inter-|   Receive                                                |  Transmit
 face |bytes    packets errs drop fifo frame compressed multicast|bytes    packets errs drop fifo colls carrier compressed
    lo: 4374917   46601    0    0    0     0          0         0  4374917   46601    0    0    0     0       0          0
  eth0: 1395308757  555301    0    0    0     0          0         0  4869917   59562    0    0    0     0       0          0
  eth1: 1897305492  232587    0    0    0     0          0         0 1992200394  159818    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: 1836445431  132049    0    0    0     0          0         0 894777506  104810    0    0    0     0       0          0
vlan22:    1898      42    0    0    0     0          0         0    11918     136    0    0    0     0       0          0
vlan21: 1331148   14946    0    0    0     0          0         0 1084967608   27876    0    0    0     0       0          0
vlan20: 33394825   22277    0    0    0     0          0         0 11465396   19788    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:     308      11    0    0    0     0          0         0     2996     107    0    8    0     0       0          0
