Inter-|   Receive                                                |  Transmit
 face |bytes    packets errs drop fifo frame compressed multicast|bytes    packets errs drop fifo colls carrier compressed
    lo: 7235451    2971    0    0    0     0          0         0  7235451    2971    0    0    0     0       0          0
  eth0: 812479727  292829    0    0    0     0          0         0  2776701   30444    0    0    0     0       0          0
  eth1: 54538832   41100    0    0    0     0          0         0 13618303   30104    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: 38061023   25309    0    0    0     0          0         0 11184775   22539    0    0    0     0       0          0
vlan20:    1204      20    0    0    0     0          0         0      748      10    0    0    0     0       0          0
vlan22:    1092      18    0    0    0     0          0         0      748      10    0    0    0     0       0          0
vlan21:    1036      17    0    0    0     0          0         0      748      10    0    0    0     0       0          0
vlan23: 1805132    2192    0    0    0     0          0         0  1848555    2184    0    0    0     0       0          0
