Inter-|   Receive                                                |  Transmit
 face |bytes    packets errs drop fifo frame compressed multicast|bytes    packets errs drop fifo colls carrier compressed
    lo: 3903182   42306    0    0    0     0          0         0  3903182   42306    0    0    0     0       0          0
  eth0: 1448299002  622679    0    0    0     0          0         0  4852460   57477    0    0    0     0       0          0
  eth1: 1845018768  235080    0    0    0     0          0         0 613421280  122212    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: 1785887018  124947    0    0    0     0          0         0 602402548   97283    0    0    0     0       0          0
vlan22:    2034      41    0    0    0     0          0         0    13408     148    0    0    0     0       0          0
vlan20: 31978960   19729    0    0    0     0          0         0 10130397   17340    0    0    0     0       0          0
vlan21:    4252      73    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:     364      13    0    0    0     0          0         0     3472     124    0    6    0     0       0          0
