-- binary
05 13 # version/type
00 58 # length
00 00 00 05 # xid
00 0d # stats_type
00 00 # flags
00 00 00 00 # pad
00 00 00 01 # entries[0].port_no
00 48 # entries[0].length
00 00 # pad
01 02 03 04 05 06 # entries[0].hw_addr
00 00 # pad
69 6e 74 65 72 66 61 63 65 31 32 33 34 35 36 37 # entries[0].name
00 00 00 50 # entries[0].config
00 00 00 60 # entries[0].state
00 00 # entries[0].properties[0].type (ethernet)
00 20 # entries[0].properties[0].length 
00 00 00 00 # pad
00 00 00 70 # entries[0].properties[0].curr
00 00 00 00 # entries[0].properties[0].advertised
00 00 00 00 # entries[0].properties[0].supported
00 00 00 00 # entries[0].properties[0].peer
00 00 00 00 # entries[0].properties[0].curr_speed
00 00 00 80 # entries[0].properties[0].max_speed
-- python
ofp.message.port_desc_stats_reply(
    xid=5, flags=0, entries=[
        ofp.port_desc(
            port_no=1,
            hw_addr=[1,2,3,4,5,6],
            name="interface1234567",
            config=0x50,
            state=0x60,
            properties=[
                ofp.port_desc_prop.ethernet(
                    curr=0x70,
                    max_speed=0x80)])])