Inter-|   Receive                                                |  Transmit
 face |bytes    packets errs drop fifo frame compressed multicast|bytes    packets errs drop fifo colls carrier compressed
    lo: 3901026   43391    0    0    0     0          0         0  3901026   43391    0    0    0     0       0          0
  eth0: 1327701774  657654    0    0    0     0          0         0  4893994   56842    0    0    0     0       0          0
  eth1: 1955318410  276890    0    0    0     0          0         0 623070454  234048    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: 1899143598  245543    0    0    0     0          0         0 612775122  207138    0    0    0     0       0          0
vlan22:    3158      58    0    0    0     0          0         0    13702     155    0    0    0     0       0          0
vlan20: 32305842   22393    0    0    0     0          0         0  9402626   19328    0    0    0     0       0          0
vlan21:     784      15    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:     700      25    0    0    0     0          0         0     3472     124    0    8    0     0       0          0
