OFPST_PORT reply (xid=0x2): 10 ports
  port  4: rx pkts=7738, bytes=510636, drop=?, errs=?, frame=?, over=?, crc=?
           tx pkts=7767, bytes=512622, drop=?, errs=?, coll=?
  port  1: rx pkts=0, bytes=0, drop=?, errs=?, frame=?, over=?, crc=?
           tx pkts=2, bytes=84, drop=?, errs=?, coll=?
  port  9: rx pkts=114, bytes=9770, drop=0, errs=0, frame=0, over=0, crc=0
           tx pkts=60, bytes=6809, drop=0, errs=0, coll=0
  port  5: rx pkts=7718, bytes=509388, drop=?, errs=?, frame=?, over=?, crc=?
           tx pkts=7779, bytes=513414, drop=?, errs=?, coll=?
  port 11: rx pkts=53, bytes=6017, drop=0, errs=0, frame=0, over=0, crc=0
           tx pkts=104, bytes=8926, drop=0, errs=0, coll=0
  port  2: rx pkts=5, bytes=446, drop=?, errs=?, frame=?, over=?, crc=?
           tx pkts=3, bytes=126, drop=?, errs=?, coll=?
  port  3: rx pkts=7712, bytes=508992, drop=?, errs=?, frame=?, over=?, crc=?
           tx pkts=7780, bytes=513480, drop=?, errs=?, coll=?
  port LOCAL: rx pkts=23326, bytes=1539516, drop=0, errs=0, frame=0, over=0, crc=0
           tx pkts=0, bytes=0, drop=0, errs=0, coll=0
  port 12: 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 10: rx pkts=326, bytes=20718, drop=?, errs=?, frame=?, over=?, crc=?
           tx pkts=83, bytes=13306, drop=?, errs=?, coll=?
