OFPST_PORT reply (xid=0x2): 7 ports
  port  1: rx pkts=0, bytes=0, drop=?, errs=?, frame=?, over=?, crc=?
           tx pkts=0, bytes=0, drop=?, errs=?, coll=?
  port  4: rx pkts=179, bytes=16161, drop=?, errs=?, frame=?, over=?, crc=?
           tx pkts=110, bytes=10258, drop=?, errs=?, coll=?
  port 14: rx pkts=16, bytes=1620, drop=0, errs=0, frame=0, over=0, crc=0
           tx pkts=9, bytes=1352, drop=0, errs=0, coll=0
  port LOCAL: rx pkts=0, bytes=0, drop=0, errs=0, frame=0, over=0, crc=0
           tx pkts=0, bytes=0, drop=0, errs=0, coll=0
  port 15: rx pkts=3, bytes=270, drop=0, errs=0, frame=0, over=0, crc=0
           tx pkts=8, bytes=616, drop=0, errs=0, coll=0
  port 10: rx pkts=28, bytes=3390, drop=0, errs=0, frame=0, over=0, crc=0
           tx pkts=27, bytes=4245, drop=1, errs=0, coll=0
  port 11: rx pkts=3, bytes=270, drop=0, errs=0, frame=0, over=0, crc=0
           tx pkts=8, bytes=616, drop=0, errs=0, coll=0
