OFPST_PORT reply (xid=0x2): 4 ports
  port  1: rx pkts=0, bytes=0, drop=?, errs=?, frame=?, over=?, crc=?
           tx pkts=16, bytes=1856, drop=?, errs=?, coll=?
  port  2: rx pkts=26, bytes=1596, drop=?, errs=?, frame=?, over=?, crc=?
           tx pkts=34, bytes=2524, drop=?, errs=?, coll=?
  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  3: rx pkts=25, bytes=1050, drop=?, errs=?, frame=?, over=?, crc=?
           tx pkts=66, bytes=3192, drop=?, errs=?, coll=?
