diff --git a/test_data/of10/desc_stats_reply.data b/test_data/of10/desc_stats_reply.data
new file mode 100644
index 0000000..b4b3eb1
--- /dev/null
+++ b/test_data/of10/desc_stats_reply.data
@@ -0,0 +1,147 @@
+-- binary
+01 11 # version / type
+04 2c # length
+00 00 00 03 # xid
+00 00 # stats_type
+00 01 # flags
+54 68 65 20 49 6e 64 69 # mfr_desc
+67 6f 2d 32 20 43 6f 6d # ...
+6d 75 6e 69 74 79 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+55 6e 6b 6e 6f 77 6e 20 # hw_desc
+73 65 72 76 65 72 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+49 6e 64 69 67 6f 2d 32 # sw_desc
+20 4c 52 49 20 70 72 65 # ...
+2d 72 65 6c 65 61 73 65 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+31 31 32 33 35 38 31 33 # serial_num
+32 31 33 34 35 35 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+49 6e 64 69 67 6f 2d 32 # dp_desc
+20 4c 52 49 20 66 6f 72 # ...
+77 61 72 64 69 6e 67 20 # ...
+6d 6f 64 75 6c 65 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+-- python
+ofp.message.desc_stats_reply(
+    xid=3,
+    flags=ofp.OFPSF_REPLY_MORE,
+    mfr_desc="The Indigo-2 Community",
+    hw_desc="Unknown server",
+    sw_desc="Indigo-2 LRI pre-release",
+    serial_num="11235813213455",
+    dp_desc="Indigo-2 LRI forwarding module")
diff --git a/test_data/of10/flow_add.data b/test_data/of10/flow_add.data
new file mode 100644
index 0000000..9801a36
--- /dev/null
+++ b/test_data/of10/flow_add.data
@@ -0,0 +1,62 @@
+-- binary
+01 0e 00 70 12 34 56 78
+00 00 00 0c 00 03 01 23
+45 67 89 ab cd ef 01 23
+45 67 00 00 00 00 00 00
+00 00 00 00 c0 a8 03 7f
+ff ff ff ff 00 00 00 00
+00 00 00 00 00 00 00 00
+00 00 00 05 00 00 00 00
+00 00 00 00 00 00 00 02
+00 00 00 08 ff fb 00 00
+ff ff 00 10 00 00 23 20
+00 12 00 00 00 00 00 00
+ff ff 00 10 00 5c 16 c7
+00 00 00 02 00 00 00 00
+-- python
+ofp.message.flow_add(
+    xid=0x12345678,
+    match=ofp.match(
+        wildcards=ofp.OFPFW_DL_SRC|ofp.OFPFW_DL_DST,
+        in_port=3,
+        ipv4_src=0xc0a8037f,
+        ipv4_dst=0xffffffff,
+        eth_src=[0x01, 0x23, 0x45, 0x67, 0x89, 0xab],
+        eth_dst=[0xcd, 0xef, 0x01, 0x23, 0x45, 0x67]),
+    idle_timeout=5,
+    flags=ofp.OFPFF_CHECK_OVERLAP,
+    actions=[
+        ofp.action.output(port=ofp.OFPP_FLOOD),
+        ofp.action.nicira_dec_ttl(),
+        ofp.action.bsn_set_tunnel_dst()])
+-- python pretty-printer
+flow_add {
+  xid = 0x12345678,
+  match = match_v1 {
+    wildcards = OFPFW_DL_SRC|OFPFW_DL_DST,
+    in_port = 3,
+    eth_src = 01:23:45:67:89:ab,
+    eth_dst = cd:ef:01:23:45:67,
+    vlan_vid = 0x0,
+    vlan_pcp = 0x0,
+    eth_type = 0x0,
+    ip_dscp = 0x0,
+    ip_proto = 0x0,
+    ipv4_src = 192.168.3.127,
+    ipv4_dst = 255.255.255.255,
+    tcp_src = 0x0,
+    tcp_dst = 0x0
+  },
+  cookie = 0x0,
+  idle_timeout = 0x5,
+  hard_timeout = 0x0,
+  priority = 0x0,
+  buffer_id = 0x0,
+  out_port = 0,
+  flags = 0x2,
+  actions = [
+    output { port = OFPP_FLOOD, max_len = 0x0 },
+    nicira_dec_ttl {  },
+    bsn_set_tunnel_dst { dst = 0x0 }
+  ]
+}
diff --git a/test_data/of10/flow_stats_reply.data b/test_data/of10/flow_stats_reply.data
new file mode 100644
index 0000000..38db4d5
--- /dev/null
+++ b/test_data/of10/flow_stats_reply.data
@@ -0,0 +1,92 @@
+-- binary
+01 11 # version/type
+00 e4 # length
+00 00 00 06 # xid
+00 01 # stats_type
+00 00 # flags
+00 68 # entries[0].length
+03 # entries[0].table_id
+00 # entries[0].pad
+00 3f ff ff # entries[0].match.wildcards
+00 00 00 00 # remaining match fields
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 01 # entries[0].duration_sec
+00 00 00 02 # entries[0].duration_nsec
+00 64 # entries[0].priority
+00 05 # entries[0].idle_timeout
+00 0a # entries[0].hard_timeout
+00 00 00 00 00 00 # pad
+01 23 45 67 89 ab cd ef # entries[0].cookie
+00 00 00 00 00 00 00 0a # entries[0].packet_count
+00 00 00 00 00 00 03 e8 # entries[0].byte_count
+00 00 # entries[0].actions[0].type
+00 08 # entries[0].actions[0].len
+00 01 # entries[0].actions[0].port
+00 00 # entries[0].actions[0].max_len
+00 00 # entries[0].actions[1].type
+00 08 # entries[0].actions[1].len
+00 02 # entries[0].actions[1].port
+00 00 # entries[0].actions[1].max_len
+00 70 # entries[1].length
+04 # entries[1].table_id
+00 # entries[1].pad
+00 3f ff ff # entries[1].match.wildcards
+00 00 00 00 # remaining match fields
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 00 00 00 00 00 # ...
+00 00 00 01 # entries[1].duration_sec
+00 00 00 02 # entries[1].duration_nsec
+00 64 # entries[1].priority
+00 05 # entries[1].idle_timeout
+00 0a # entries[1].hard_timeout
+00 00 00 00 00 00 # pad
+01 23 45 67 89 ab cd ef # entries[1].cookie
+00 00 00 00 00 00 00 0a # entries[1].packet_count
+00 00 00 00 00 00 03 e8 # entries[1].byte_count
+00 00 # entries[1].actions[0].type
+00 08 # entries[1].actions[0].len
+00 01 # entries[1].actions[0].port
+00 00 # entries[1].actions[0].max_len
+00 00 # entries[1].actions[1].type
+00 08 # entries[1].actions[1].len
+00 02 # entries[1].actions[1].port
+00 00 # entries[1].actions[1].max_len
+00 00 # entries[1].actions[2].type
+00 08 # entries[1].actions[2].len
+00 03 # entries[1].actions[2].port
+00 00 # entries[1].actions[2].max_len
+-- python
+ofp.message.flow_stats_reply(
+    xid=6,
+    flags=0,
+    entries=[
+        ofp.flow_stats_entry(table_id=3,
+            match=ofp.match(),
+            duration_sec=1,
+            duration_nsec=2,
+            priority=100,
+            idle_timeout=5,
+            hard_timeout=10,
+            cookie=0x0123456789abcdef,
+            packet_count=10,
+            byte_count=1000,
+            actions=[ofp.action.output(port=1),
+            ofp.action.output(port=2)]),
+        ofp.flow_stats_entry(table_id=4,
+            match=ofp.match(),
+            duration_sec=1,
+            duration_nsec=2,
+            priority=100,
+            idle_timeout=5,
+            hard_timeout=10,
+            cookie=0x0123456789abcdef,
+            packet_count=10,
+            byte_count=1000,
+            actions=[ofp.action.output(port=1),
+            ofp.action.output(port=2),
+            ofp.action.output(port=3)])])
diff --git a/test_data/of10/packet_in.data b/test_data/of10/packet_in.data
new file mode 100644
index 0000000..f8d026b
--- /dev/null
+++ b/test_data/of10/packet_in.data
@@ -0,0 +1,18 @@
+-- binary
+01 0a # version / type
+00 15 # length
+12 34 56 78 # xid
+ab cd ef 01 # buffer_id
+00 09 # total_len
+ff fe # in_port
+01 # reason
+00 # pad
+61 62 63 # data
+-- python
+ofp.message.packet_in(
+    xid=0x12345678,
+    buffer_id=0xabcdef01,
+    total_len=9,
+    in_port=ofp.OFPP_LOCAL,
+    reason=ofp.OFPR_ACTION,
+    data='abc')
diff --git a/test_data/of10/packet_out.data b/test_data/of10/packet_out.data
new file mode 100644
index 0000000..a3892f6
--- /dev/null
+++ b/test_data/of10/packet_out.data
@@ -0,0 +1,25 @@
+-- binary
+01 0d # version/type
+00 23 # length
+12 34 56 78 # xid
+ab cd ef 01 # buffer_id
+ff fe # in_port
+00 10 # actions_len
+00 00 # actions[0].type
+00 08 # actions[0].len
+00 01 # actions[0].port
+00 00 # actions[0].max_len
+00 00 # actions[1].type
+00 08 # actions[1].len
+00 02 # actions[1].port
+00 00 # actions[1].max_len
+61 62 63 # data
+-- python
+ofp.message.packet_out(
+    xid=0x12345678,
+    buffer_id=0xabcdef01,
+    in_port=ofp.OFPP_LOCAL,
+    actions=[
+        ofp.action.output(port=1),
+        ofp.action.output(port=2)],
+    data='abc')
diff --git a/test_data/of10/port_mod.data b/test_data/of10/port_mod.data
new file mode 100644
index 0000000..972a4e8
--- /dev/null
+++ b/test_data/of10/port_mod.data
@@ -0,0 +1,18 @@
+-- binary
+01 0f # version/type
+00 20 # length
+00 00 00 02 # xid
+ff fd # port_no
+01 02 03 04 05 06 # hw_addr
+90 ab cd ef # config
+ff 11 ff 11 # mask
+ca fe 67 89 # advertise
+00 00 00 00 # pad
+-- python
+ofp.message.port_mod(
+    xid=2,
+    port_no=ofp.OFPP_CONTROLLER,
+    hw_addr=[1,2,3,4,5,6],
+    config=0x90ABCDEF,
+    mask=0xFF11FF11,
+    advertise=0xCAFE6789)
diff --git a/test_data/of10/port_stats_reply.data b/test_data/of10/port_stats_reply.data
new file mode 100644
index 0000000..45a3532
--- /dev/null
+++ b/test_data/of10/port_stats_reply.data
@@ -0,0 +1,39 @@
+-- binary
+01 11 # version/type
+00 dc # length
+00 00 00 05 # xid
+00 04 # stats_type
+00 00 # flags
+00 01 # entries[0].port_no
+00 00 00 00 00 00 # entries[0].pad
+00 00 00 00 00 00 00 38 # entries[0].rx_packets
+00 00 00 00 00 00 00 00 # entries[0].tx_packets
+00 00 00 00 00 00 00 00 # entries[0].rx_bytes
+00 00 00 00 00 00 00 00 # entries[0].tx_bytes
+00 00 00 00 00 00 00 00 # entries[0].rx_dropped
+00 00 00 00 00 00 00 00 # entries[0].tx_dropped
+00 00 00 00 00 00 00 00 # entries[0].rx_errors
+00 00 00 00 00 00 00 00 # entries[0].tx_errors
+00 00 00 00 00 00 00 00 # entries[0].rx_frame_err
+00 00 00 00 00 00 00 00 # entries[0].rx_over_err
+00 00 00 00 00 00 00 00 # entries[0].rx_crc_err
+00 00 00 00 00 00 00 05 # entries[0].collisions
+ff fe # entries[1].port_no
+00 00 00 00 00 00 # entries[1].pad
+00 00 00 00 00 00 00 01 # entries[1].rx_packets
+00 00 00 00 00 00 00 00 # entries[1].tx_packets
+00 00 00 00 00 00 00 00 # entries[1].rx_bytes
+00 00 00 00 00 00 00 00 # entries[1].tx_bytes
+00 00 00 00 00 00 00 00 # entries[1].rx_dropped
+00 00 00 00 00 00 00 00 # entries[1].tx_dropped
+00 00 00 00 00 00 00 00 # entries[1].rx_errors
+00 00 00 00 00 00 00 00 # entries[1].tx_errors
+00 00 00 00 00 00 00 00 # entries[1].rx_frame_err
+00 00 00 00 00 00 00 00 # entries[1].rx_over_err
+00 00 00 00 00 00 00 00 # entries[1].rx_crc_err
+00 00 00 00 00 00 00 01 # entries[1].collisions
+-- python
+ofp.message.port_stats_reply(
+    xid=5, flags=0, entries=[
+        ofp.port_stats_entry(port_no=1, rx_packets=56, collisions=5),
+        ofp.port_stats_entry(port_no=ofp.OFPP_LOCAL, rx_packets=1, collisions=1)])
diff --git a/test_data/of10/port_status.data b/test_data/of10/port_status.data
new file mode 100644
index 0000000..04da9fd
--- /dev/null
+++ b/test_data/of10/port_status.data
@@ -0,0 +1,30 @@
+-- binary
+01 0c # version / type
+00 40 # length
+00 00 00 04 # xid
+01 # reason
+00 00 00 00 00 00 00 # pad
+ff fd # desc.port_no
+01 02 03 04 05 06 # desc.hw_addr
+66 6f 6f 00 00 00 00 00 # desc.name
+00 00 00 00 00 00 00 00 # ...
+00 00 00 10 # desc.config
+00 00 02 00 # desc.state
+00 00 00 01 # desc.curr
+00 00 00 20 # desc.advertised
+00 00 02 00 # desc.supported
+00 00 08 00 # desc.peer
+-- python
+ofp.message.port_status(
+    xid=4,
+    reason=ofp.OFPPR_DELETE,
+    desc=ofp.port_desc(
+        port_no=ofp.OFPP_CONTROLLER,
+        hw_addr=[1,2,3,4,5,6],
+        name="foo",
+        config=ofp.OFPPC_NO_FLOOD,
+        state=ofp.OFPPS_STP_FORWARD,
+        curr=ofp.OFPPF_10MB_HD,
+        advertised=ofp.OFPPF_1GB_FD,
+        supported=ofp.OFPPF_AUTONEG,
+        peer=ofp.OFPPF_PAUSE_ASYM))
diff --git a/test_data/of10/queue_get_config_reply.data b/test_data/of10/queue_get_config_reply.data
new file mode 100644
index 0000000..5e3453d
--- /dev/null
+++ b/test_data/of10/queue_get_config_reply.data
@@ -0,0 +1,37 @@
+-- binary
+01 15 # version / type
+00 50 # length
+12 34 56 78 # xid
+ff fe # port
+00 00 00 00 00 00 # pad
+00 00 00 01 # queues[0].queue_id
+00 18 # queues[0].len
+00 00 # queues[0].pad
+00 01 # queues[0].properties[0].type
+00 10 # queues[0].properties[0].length
+00 00 00 00 # queues[0].properties[0].pad
+00 05 # queues[0].properties[0].rate
+00 00 00 00 00 00 # queues[0].properties[0].pad2
+00 00 00 02 # queues[1].queue_id
+00 28 # queues[1].len
+00 00 # queues[1].pad
+00 01 # queues[1].properties[0].type
+00 10 # queues[1].properties[0].length
+00 00 00 00 # queues[1].properties[0].pad
+00 06 # queues[1].properties[0].rate
+00 00 00 00 00 00 # queues[1].properties[0].pad2
+00 01 # queues[1].properties[1].type
+00 10 # queues[1].properties[1].length
+00 00 00 00 # queues[1].properties[1].pad
+00 07 # queues[1].properties[1].rate
+00 00 00 00 00 00 # queues[1].properties[1].pad2
+-- python
+ofp.message.queue_get_config_reply(
+    xid=0x12345678,
+    port=ofp.OFPP_LOCAL,
+    queues=[
+        ofp.packet_queue(queue_id=1, properties=[
+            ofp.queue_prop_min_rate(rate=5)]),
+        ofp.packet_queue(queue_id=2, properties=[
+            ofp.queue_prop_min_rate(rate=6),
+            ofp.queue_prop_min_rate(rate=7)])])