-- binary
04 0c # version, type
00 50 # length
12 34 56 78 # xid
02 # reason
00 00 00 00 00 00 00 # pad
00 00 00 04 # port_no
00 00 00 00 # pad
01 02 03 04 05 06 # hw_addr
00 00 # pad
66 6f 6f 00 00 00 00 00 # name
00 00 00 00 00 00 00 00 # ...
00 00 00 24 # config
00 00 00 02 # state
00 00 00 01 # curr
00 00 00 02 # advertised
00 00 00 04 # supported
00 00 00 08 # peer
00 00 00 0a # curr_speed
00 00 00 14 # max_speed
-- python
ofp.message.port_status(
    xid=0x12345678,
    reason=ofp.OFPPR_MODIFY,
    desc=ofp.port_desc(
        port_no=4,
        hw_addr=[1,2,3,4,5,6],
        name="foo",
        config=ofp.OFPPC_NO_FWD|ofp.OFPPC_NO_RECV,
        state=ofp.OFPPS_BLOCKED,
        curr=ofp.OFPPF_10MB_HD,
        advertised=ofp.OFPPF_10MB_FD,
        supported=ofp.OFPPF_100MB_HD,
        peer=ofp.OFPPF_100MB_FD,
        curr_speed=10,
        max_speed=20))