Inter-|   Receive                                                |  Transmit
 face |bytes    packets errs drop fifo frame compressed multicast|bytes    packets errs drop fifo colls carrier compressed
  env2: 657034787  483864    0    0    0     0          0         0 55454936  431316    0    0    0     0       0          0
  env3: 6907750   41881    0    0    0     0          0         0  7675818   41894    0    0    0     0       0          0
    lo: 3098805   14393    0    0    0     0          0         0  3098805   14393    0    0    0     0       0          0