OFPST_PORT reply (xid=0x2): 7 ports
  port  1: rx pkts=24, bytes=1098, drop=?, errs=?, frame=?, over=?, crc=?
           tx pkts=1, bytes=42, drop=?, errs=?, coll=?
  port  2: rx pkts=2, bytes=84, drop=?, errs=?, frame=?, over=?, crc=?
           tx pkts=0, bytes=0, drop=?, errs=?, coll=?
  port  4: rx pkts=385, bytes=25410, drop=?, errs=?, frame=?, over=?, crc=?
           tx pkts=387, bytes=25542, drop=?, errs=?, coll=?
  port LOCAL: rx pkts=1162, bytes=76692, drop=0, errs=0, frame=0, over=0, crc=0
           tx pkts=0, bytes=0, drop=0, errs=0, coll=0
  port  3: rx pkts=386, bytes=25476, drop=?, errs=?, frame=?, over=?, crc=?
           tx pkts=388, bytes=25608, drop=?, errs=?, coll=?
  port  6: rx pkts=0, bytes=0, drop=0, errs=0, frame=0, over=0, crc=0
           tx pkts=5, bytes=446, drop=0, errs=0, coll=0
  port  5: rx pkts=388, bytes=25608, drop=?, errs=?, frame=?, over=?, crc=?
           tx pkts=387, bytes=25542, drop=?, errs=?, coll=?
