Inter-|   Receive                                                |  Transmit
 face |bytes    packets errs drop fifo frame compressed multicast|bytes    packets errs drop fifo colls carrier compressed
    lo: 86923719   37109    0    0    0     0          0         0 86923719   37109    0    0    0     0       0          0
  eth0: 1152060750  372617    0    0    0     0          0         0  4669897   52440    0    0    0     0       0          0
  eth1: 70350538   65252    0    0    0     0          0         0 49748879   55507    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: 53159271   49034    0    0    0     0          0         0 47582533   48050    0    0    0     0       0          0
vlan22:    1064      17    0    0    0     0          0         0      658       9    0    0    0     0       0          0
vlan21:    1036      17    0    0    0     0          0         0      658       9    0    0    0     0       0          0
vlan23: 2151324    2188    0    0    0     0          0         0  1567664    1940    0    0    0     0       0          0
vlan20:    1204      20    0    0    0     0          0         0      658       9    0    0    0     0       0          0
