At Wed, 27 Jul 2016 07:02:29 +0900 (JST),
FUJITA Tomonori wrote:
> 
> Iwamoto-san, any comment on this?

It might be helpful to mention

  - NXActionRegLoad now takes ofs_nbits argument instead of ofs and
    nbits even with this revert

and being a bit explicit about what this patch reverts:

  - this commit reverts recently introduced start and end arguments

in the commit message.

Other than that, I'm fine with this patch.


> On Fri, 22 Jul 2016 13:59:48 +0900
> Shinpei Muraoka <[email protected]> wrote:
> 
> > This patch will revert the API of NXAction for the following report.
> > https://bugs.launchpad.net/dragonflow/+bug/1599367
> > revert commit id: 3c3896fd77f274ce953dcb78795aa5cc4fde6c65
> > 
> > Add the utility method for ofs_nbits.
> > 
> > Additionally, update test cases and documents.
> > 
> > Signed-off-by: Shinpei Muraoka <[email protected]>
> > ---
> >  doc/source/nicira_ext_ref.rst                      |   1 +
> >  ryu/ofproto/nicira_ext.py                          |  33 +++
> >  ryu/ofproto/nx_actions.py                          | 226 
> > ++++++++-------------
> >  .../json/of13/ovs-ofctl-of13-action_ct.packet.json |   3 +-
> >  .../of13/ovs-ofctl-of13-action_ct_exec.packet.json |   3 +-
> >  .../of13/ovs-ofctl-of13-action_ct_nat.packet.json  |   3 +-
> >  .../ovs-ofctl-of13-action_ct_nat_v6.packet.json    |   3 +-
> >  ...s-ofctl-of13-match_load_nx_register.packet.json |   5 +-
> >  ...s-ofctl-of13-match_move_nx_register.packet.json |   7 +-
> >  ryu/tests/unit/ofproto/test_parser_v10.py          |  76 +++----
> >  10 files changed, 154 insertions(+), 206 deletions(-)
> > 
> > diff --git a/doc/source/nicira_ext_ref.rst b/doc/source/nicira_ext_ref.rst
> > index 1385079..739349c 100644
> > --- a/doc/source/nicira_ext_ref.rst
> > +++ b/doc/source/nicira_ext_ref.rst
> > @@ -57,6 +57,7 @@ The followings shows the supported NXAction classes in 
> > OpenFlow1.0 or later
> >  .. autoclass:: NXFlowSpecMatch
> >  .. autoclass:: NXFlowSpecLoad
> >  .. autoclass:: NXFlowSpecOutput
> > +.. autofunction:: ryu.ofproto.nicira_ext.ofs_nbits
> >  
> >  .. _nx_match_structures:
> >  
> > diff --git a/ryu/ofproto/nicira_ext.py b/ryu/ofproto/nicira_ext.py
> > index 57c62c6..e2fca47 100644
> > --- a/ryu/ofproto/nicira_ext.py
> > +++ b/ryu/ofproto/nicira_ext.py
> > @@ -278,6 +278,39 @@ NX_NAT_RANGE_PROTO_MIN = 1 << 4
> >  NX_NAT_RANGE_PROTO_MAX = 1 << 5
> >  
> >  
> > +def ofs_nbits(start, end):
> > +    """
> > +    The utility method for ofs_nbits
> > +
> > +    This method is used in the class to set the ofs_nbits.
> > +
> > +    This method converts start/end bits into ofs_nbits required to
> > +    specify the bit range of OXM/NXM fields.
> > +
> > +    ofs_nbits can be calculated as following::
> > +
> > +      ofs_nbits = (start << 6) + (end - start)
> > +
> > +    The parameter start/end  means the OXM/NXM field of ovs-ofctl command.
> > +
> > +    ..
> > +      field[start..end]
> > +    ..
> > +
> > +    +------------------------------------------+
> > +    | *field*\ **[**\ *start*\..\ *end*\ **]** |
> > +    +------------------------------------------+
> > +
> > +    ================ ======================================================
> > +    Attribute        Description
> > +    ================ ======================================================
> > +    start            Start bit for OXM/NXM field
> > +    end              End bit for OXM/NXM field
> > +    ================ ======================================================
> > +    """
> > +    return (start << 6) + (end - start)
> > +
> > +
> >  def nxm_header__(vendor, field, hasmask, length):
> >      return (vendor << 16) | (field << 9) | (hasmask << 8) | length
> >  
> > diff --git a/ryu/ofproto/nx_actions.py b/ryu/ofproto/nx_actions.py
> > index 94c2213..9c97123 100644
> > --- a/ryu/ofproto/nx_actions.py
> > +++ b/ryu/ofproto/nx_actions.py
> > @@ -340,34 +340,27 @@ def generate(ofp_name, ofpp_name):
> >      class NXActionRegLoad(NXAction):
> >          """
> >          Load literal value action
> > -
> >          This action loads a literal value into a field or part of a field.
> > -
> >          And equivalent to the followings action of ovs-ofctl command.
> > -
> >          ..
> >            load:value->dst[start..end]
> >          ..
> > -
> >          +-----------------------------------------------------------------+
> >          | **load**\:\ *value*\->\ *dst*\ **[**\ *start*\..\ *end*\ **]**  |
> >          +-----------------------------------------------------------------+
> > -
> >          ================ 
> > ======================================================
> >          Attribute        Description
> >          ================ 
> > ======================================================
> > -        start            Start bit for destination field
> > -        end              End bit for destination field
> > +        ofs_nbits        Start and End for the OXM/NXM field.
> > +                         Setting method refer to the 
> > ``nicira_ext.ofs_nbits``
> >          dst              OXM/NXM header for destination field
> >          value            OXM/NXM value to be loaded
> >          ================ 
> > ======================================================
> > -
> >          Example::
> > -
> > -            actions += [parser.NXActionRegLoad(start=4,
> > -                                               end=31,
> > -                                               dst="eth_dst",
> > -                                               value=0x112233)]
> > +            actions += [parser.NXActionRegLoad(
> > +                            ofs_nbits=nicira_ext.ofs_nbits(4, 31),
> > +                            dst="eth_dst",
> > +                            value=0x112233)]
> >          """
> >          _subtype = nicira_ext.NXAST_REG_LOAD
> >          _fmt_str = '!HIQ'  # ofs_nbits, dst, value
> > @@ -377,11 +370,11 @@ def generate(ofp_name, ofpp_name):
> >              ]
> >          }
> >  
> > -        def __init__(self, start, end, dst, value,
> > -                     type_=None, len_=None, experimenter=None, 
> > subtype=None):
> > +        def __init__(self, ofs_nbits, dst, value,
> > +                     type_=None, len_=None, experimenter=None,
> > +                     subtype=None):
> >              super(NXActionRegLoad, self).__init__()
> > -            self.start = start
> > -            self.end = end
> > +            self.ofs_nbits = ofs_nbits
> >              self.dst = dst
> >              self.value = value
> >  
> > @@ -389,11 +382,9 @@ def generate(ofp_name, ofpp_name):
> >          def parser(cls, buf):
> >              (ofs_nbits, dst, value,) = struct.unpack_from(
> >                  cls._fmt_str, buf, 0)
> > -            start = ofs_nbits >> 6
> > -            end = (ofs_nbits & 0x3f) + start
> >              # Right-shift instead of using oxm_parse_header for 
> > simplicity...
> >              dst_name = ofp.oxm_to_user_header(dst >> 9)
> > -            return cls(start, end, dst_name, value)
> > +            return cls(ofs_nbits, dst_name, value)
> >  
> >          def serialize_body(self):
> >              hdr_data = bytearray()
> > @@ -401,10 +392,9 @@ def generate(ofp_name, ofpp_name):
> >              ofp.oxm_serialize_header(n, hdr_data, 0)
> >              (dst_num,) = struct.unpack_from('!I', 
> > six.binary_type(hdr_data), 0)
> >  
> > -            ofs_nbits = (self.start << 6) + (self.end - self.start)
> >              data = bytearray()
> >              msg_pack_into(self._fmt_str, data, 0,
> > -                          ofs_nbits, dst_num, self.value)
> > +                          self.ofs_nbits, dst_num, self.value)
> >              return data
> >  
> >      class NXActionRegLoad2(NXAction):
> > @@ -671,11 +661,10 @@ def generate(ofp_name, ofpp_name):
> >          Attribute        Description
> >          ================ 
> > ======================================================
> >          src_field        OXM/NXM header for source field
> > -        src_start        Start bit for source field
> > -        src_end          End bit for source field
> >          dst_field        OXM/NXM header for destination field
> > -        dst_start        Start bit for destination field
> > -        dst_end          End bit for destination field
> > +        n_bits           Number of bits
> > +        src_ofs          Starting bit offset in source
> > +        dst_ofs          Starting bit offset in destination
> >          ================ 
> > ======================================================
> >  
> >          .. CAUTION::
> > @@ -685,11 +674,10 @@ def generate(ofp_name, ofpp_name):
> >          Example::
> >  
> >              actions += [parser.NXActionRegMove(src_field="reg0",
> > -                                               src_start=0,
> > -                                               src_end=5,
> >                                                 dst_field="reg1",
> > -                                               dst_start=10,
> > -                                               dst_end=15)]
> > +                                               n_bits=5,
> > +                                               src_ofs=0
> > +                                               dst_ofs=10)]
> >          """
> >          _subtype = nicira_ext.NXAST_REG_MOVE
> >          _fmt_str = '!HHH'  # n_bits, src_ofs, dst_ofs
> > @@ -701,16 +689,14 @@ def generate(ofp_name, ofpp_name):
> >              ]
> >          }
> >  
> > -        def __init__(self, src_field, src_start, src_end,
> > -                     dst_field, dst_start, dst_end,
> > +        def __init__(self, src_field, dst_field, n_bits, src_ofs=0, 
> > dst_ofs=0,
> >                       type_=None, len_=None, experimenter=None, 
> > subtype=None):
> >              super(NXActionRegMove, self).__init__()
> > +            self.n_bits = n_bits
> > +            self.src_ofs = src_ofs
> > +            self.dst_ofs = dst_ofs
> >              self.src_field = src_field
> > -            self.src_start = src_start
> > -            self.src_end = src_end
> >              self.dst_field = dst_field
> > -            self.dst_start = dst_start
> > -            self.dst_end = dst_end
> >  
> >          @classmethod
> >          def parser(cls, buf):
> > @@ -718,11 +704,6 @@ def generate(ofp_name, ofpp_name):
> >                  cls._fmt_str, buf, 0)
> >              rest = buf[struct.calcsize(NXActionRegMove._fmt_str):]
> >  
> > -            src_start = src_ofs
> > -            src_end = src_ofs + n_bits - 1
> > -            dst_start = dst_ofs
> > -            dst_end = dst_ofs + n_bits - 1
> > -
> >              # src field
> >              (n, len) = ofp.oxm_parse_header(rest, 0)
> >              src_field = ofp.oxm_to_user_header(n)
> > @@ -732,17 +713,14 @@ def generate(ofp_name, ofpp_name):
> >              dst_field = ofp.oxm_to_user_header(n)
> >              rest = rest[len:]
> >              # ignore padding
> > -            return cls(src_field, src_start, src_end,
> > -                       dst_field, dst_start, dst_end)
> > +            return cls(src_field, dst_field=dst_field, n_bits=n_bits,
> > +                       src_ofs=src_ofs, dst_ofs=dst_ofs)
> >  
> >          def serialize_body(self):
> >              # fixup
> >              data = bytearray()
> > -            n_bits = self.src_end - self.src_start + 1
> > -            assert n_bits == self.dst_end - self.dst_start + 1
> > -
> >              msg_pack_into(self._fmt_str, data, 0,
> > -                          n_bits, self.src_start, self.dst_start)
> > +                          self.n_bits, self.src_ofs, self.dst_ofs)
> >              # src field
> >              n = ofp.oxm_from_user_header(self.src_field)
> >              ofp.oxm_serialize_header(n, data, len(data))
> > @@ -874,18 +852,18 @@ def generate(ofp_name, ofpp_name):
> >          ================ 
> > ======================================================
> >          Attribute        Description
> >          ================ 
> > ======================================================
> > -        start            Start bit for source field
> > -        end              End bit for source field
> > +        ofs_nbits        Start and End for the OXM/NXM field.
> > +                         Setting method refer to the 
> > ``nicira_ext.ofs_nbits``
> >          src              OXM/NXM header for source field
> >          max_len          Max length to send to controller
> >          ================ 
> > ======================================================
> >  
> >          Example::
> >  
> > -            actions += [parser.NXActionOutputReg(start=8080,
> > -                                                 end=10,
> > -                                                 src="reg0",
> > -                                                 max_len=1024)]
> > +            actions += [parser.NXActionOutputReg(
> > +                            ofs_nbits=nicira_ext.ofs_nbits(4, 31),
> > +                            src="reg0",
> > +                            max_len=1024)]
> >          """
> >          _subtype = nicira_ext.NXAST_OUTPUT_REG
> >  
> > @@ -898,14 +876,12 @@ def generate(ofp_name, ofpp_name):
> >          }
> >  
> >          def __init__(self,
> > -                     start,
> > -                     end,
> > +                     ofs_nbits,
> >                       src,
> >                       max_len,
> >                       type_=None, len_=None, experimenter=None, 
> > subtype=None):
> >              super(NXActionOutputReg, self).__init__()
> > -            self.start = start
> > -            self.end = end
> > +            self.ofs_nbits = ofs_nbits
> >              self.src = src
> >              self.max_len = max_len
> >  
> > @@ -913,23 +889,19 @@ def generate(ofp_name, ofpp_name):
> >          def parser(cls, buf):
> >              (ofs_nbits, oxm_data, max_len) = struct.unpack_from(
> >                  cls._fmt_str, buf, 0)
> > -            start = ofs_nbits >> 6
> > -            end = (ofs_nbits & 0x3f) + start
> >              (n, len_) = ofp.oxm_parse_header(oxm_data, 0)
> >              src = ofp.oxm_to_user_header(n)
> > -            return cls(start,
> > -                       end,
> > +            return cls(ofs_nbits,
> >                         src,
> >                         max_len)
> >  
> >          def serialize_body(self):
> >              data = bytearray()
> >              src = bytearray()
> > -            ofs_nbits = (self.start << 6) + (self.end - self.start)
> >              oxm = ofp.oxm_from_user_header(self.src)
> >              ofp.oxm_serialize_header(oxm, src, 0),
> >              msg_pack_into(self._fmt_str, data, 0,
> > -                          ofs_nbits,
> > +                          self.ofs_nbits,
> >                            six.binary_type(src),
> >                            self.max_len)
> >              return data
> > @@ -958,22 +930,22 @@ def generate(ofp_name, ofpp_name):
> >          ================ 
> > ======================================================
> >          Attribute        Description
> >          ================ 
> > ======================================================
> > -        start            Start bit for source field
> > -        end              End bit for source field
> > +        ofs_nbits        Start and End for the OXM/NXM field.
> > +                         Setting method refer to the 
> > ``nicira_ext.ofs_nbits``
> >          src              OXM/NXM header for source field
> >          max_len          Max length to send to controller
> >          ================ 
> > ======================================================
> >  
> >          Example::
> >  
> > -            actions += [parser.NXActionOutputReg(start=8080,
> > -                                                 end=10,
> > -                                                 src="reg0",
> > -                                                 max_len=1024)]
> > +            actions += [parser.NXActionOutputReg2(
> > +                            ofs_nbits=nicira_ext.ofs_nbits(4, 31),
> > +                            src="reg0",
> > +                            max_len=1024)]
> >          """
> >          _subtype = nicira_ext.NXAST_OUTPUT_REG2
> >  
> > -        # start, end, src, max_len
> > +        # ofs_nbits, src, max_len
> >          _fmt_str = '!HH4s'
> >          _TYPE = {
> >              'ascii': [
> > @@ -982,14 +954,12 @@ def generate(ofp_name, ofpp_name):
> >          }
> >  
> >          def __init__(self,
> > -                     start,
> > -                     end,
> > +                     ofs_nbits,
> >                       src,
> >                       max_len,
> >                       type_=None, len_=None, experimenter=None, 
> > subtype=None):
> >              super(NXActionOutputReg2, self).__init__()
> > -            self.start = start
> > -            self.end = end
> > +            self.ofs_nbits = ofs_nbits
> >              self.src = src
> >              self.max_len = max_len
> >  
> > @@ -999,23 +969,19 @@ def generate(ofp_name, ofpp_name):
> >               max_len,
> >               oxm_data) = struct.unpack_from(
> >                  cls._fmt_str, buf, 0)
> > -            start = ofs_nbits >> 6
> > -            end = (ofs_nbits & 0x3f) + start
> >              (n, len_) = ofp.oxm_parse_header(oxm_data, 0)
> >              src = ofp.oxm_to_user_header(n)
> > -            return cls(start,
> > -                       end,
> > +            return cls(ofs_nbits,
> >                         src,
> >                         max_len)
> >  
> >          def serialize_body(self):
> >              data = bytearray()
> >              oxm_data = bytearray()
> > -            ofs_nbits = (self.start << 6) + (self.end - self.start)
> >              oxm = ofp.oxm_from_user_header(self.src)
> >              ofp.oxm_serialize_header(oxm, oxm_data, 0),
> >              msg_pack_into(self._fmt_str, data, 0,
> > -                          ofs_nbits,
> > +                          self.ofs_nbits,
> >                            self.max_len,
> >                            six.binary_type(oxm_data))
> >              offset = len(data)
> > @@ -2394,8 +2360,8 @@ def generate(ofp_name, ofpp_name):
> >          algorithm        One of NX_MP_ALG_*.
> >          max_link         Number of output links
> >          arg              Algorithm-specific argument
> > -        start            Start bit for source field
> > -        end              End bit for source field
> > +        ofs_nbits        Start and End for the OXM/NXM field.
> > +                         Setting method refer to the 
> > ``nicira_ext.ofs_nbits``
> >          dst              OXM/NXM header for source field
> >          ================ 
> > ======================================================
> >  
> > @@ -2407,8 +2373,7 @@ def generate(ofp_name, ofpp_name):
> >                              algorithm=nicira_ext.NX_MP_ALG_HRW,
> >                              max_link=5,
> >                              arg=0,
> > -                            start=4,
> > -                            end=31,
> > +                            ofs_nbits=nicira_ext.ofs_nbits(4, 31),
> >                              dst="reg2")]
> >          """
> >          _subtype = nicira_ext.NXAST_MULTIPATH
> > @@ -2428,8 +2393,7 @@ def generate(ofp_name, ofpp_name):
> >                       algorithm,
> >                       max_link,
> >                       arg,
> > -                     start,
> > -                     end,
> > +                     ofs_nbits,
> >                       dst,
> >                       type_=None, len_=None, experimenter=None, 
> > subtype=None):
> >              super(NXActionMultipath, self).__init__()
> > @@ -2438,8 +2402,7 @@ def generate(ofp_name, ofpp_name):
> >              self.algorithm = algorithm
> >              self.max_link = max_link
> >              self.arg = arg
> > -            self.start = start
> > -            self.end = end
> > +            self.ofs_nbits = ofs_nbits
> >              self.dst = dst
> >  
> >          @classmethod
> > @@ -2452,8 +2415,6 @@ def generate(ofp_name, ofpp_name):
> >               ofs_nbits,
> >               oxm_data) = struct.unpack_from(
> >                  cls._fmt_str, buf, 0)
> > -            start = ofs_nbits >> 6
> > -            end = (ofs_nbits & 0x3f) + start
> >              (n, len_) = ofp.oxm_parse_header(oxm_data, 0)
> >              dst = ofp.oxm_to_user_header(n)
> >              return cls(fields,
> > @@ -2461,14 +2422,12 @@ def generate(ofp_name, ofpp_name):
> >                         algorithm,
> >                         max_link,
> >                         arg,
> > -                       start,
> > -                       end,
> > +                       ofs_nbits,
> >                         dst)
> >  
> >          def serialize_body(self):
> >              data = bytearray()
> >              dst = bytearray()
> > -            ofs_nbits = (self.start << 6) + (self.end - self.start)
> >              oxm = ofp.oxm_from_user_header(self.dst)
> >              ofp.oxm_serialize_header(oxm, dst, 0),
> >              msg_pack_into(self._fmt_str, data, 0,
> > @@ -2477,7 +2436,7 @@ def generate(ofp_name, ofpp_name):
> >                            self.algorithm,
> >                            self.max_link,
> >                            self.arg,
> > -                          ofs_nbits,
> > +                          self.ofs_nbits,
> >                            six.binary_type(dst))
> >  
> >              return data
> > @@ -2488,7 +2447,7 @@ def generate(ofp_name, ofpp_name):
> >          _fmt_str = '!HHHIHH'
> >  
> >          def __init__(self, algorithm, fields, basis, slave_type, n_slaves,
> > -                     start, end, dst, slaves):
> > +                     ofs_nbits, dst, slaves):
> >              super(_NXActionBundleBase, self).__init__()
> >              self.len = utils.round_up(
> >                  nicira_ext.NX_ACTION_BUNDLE_0_SIZE + len(slaves) * 2, 8)
> > @@ -2498,8 +2457,7 @@ def generate(ofp_name, ofpp_name):
> >              self.basis = basis
> >              self.slave_type = slave_type
> >              self.n_slaves = n_slaves
> > -            self.start = start
> > -            self.end = end
> > +            self.ofs_nbits = ofs_nbits
> >              self.dst = dst
> >  
> >              assert isinstance(slaves, (list, tuple))
> > @@ -2514,8 +2472,6 @@ def generate(ofp_name, ofpp_name):
> >              (algorithm, fields, basis,
> >               slave_type, n_slaves, ofs_nbits, dst) = struct.unpack_from(
> >                  cls._fmt_str + 'I', buf, 0)
> > -            start = ofs_nbits >> 6
> > -            end = (ofs_nbits & 0x3f) + start
> >  
> >              offset = (nicira_ext.NX_ACTION_BUNDLE_0_SIZE -
> >                        nicira_ext.NX_ACTION_HEADER_0_SIZE - 8)
> > @@ -2534,10 +2490,9 @@ def generate(ofp_name, ofpp_name):
> >                  slave_offset += 2
> >  
> >              return cls(algorithm, fields, basis, slave_type,
> > -                       n_slaves, start, end, dst, slaves)
> > +                       n_slaves, ofs_nbits, dst, slaves)
> >  
> >          def serialize_body(self):
> > -            ofs_nbits = (self.start << 6) + (self.end - self.start)
> >              data = bytearray()
> >              slave_offset = (nicira_ext.NX_ACTION_BUNDLE_0_SIZE -
> >                              nicira_ext.NX_ACTION_HEADER_0_SIZE)
> > @@ -2554,7 +2509,7 @@ def generate(ofp_name, ofpp_name):
> >              msg_pack_into(self._fmt_str, data, 0,
> >                            self.algorithm, self.fields, self.basis,
> >                            self.slave_type, self.n_slaves,
> > -                          ofs_nbits)
> > +                          self.ofs_nbits)
> >              offset = (nicira_ext.NX_ACTION_BUNDLE_0_SIZE -
> >                        nicira_ext.NX_ACTION_HEADER_0_SIZE - 8)
> >  
> > @@ -2591,8 +2546,7 @@ def generate(ofp_name, ofpp_name):
> >          basis            Universal hash parameter
> >          slave_type       Type of slaves(must be NXM_OF_IN_PORT)
> >          n_slaves         Number of slaves
> > -        start            Start bit for source field(must be zero)
> > -        end              End bit for source field(must be zero)
> > +        ofs_nbits        Start and End for the OXM/NXM field. (must be 
> > zero)
> >          dst              OXM/NXM header for source field(must be zero)
> >          slaves           List of slaves
> >          ================ 
> > ======================================================
> > @@ -2606,19 +2560,18 @@ def generate(ofp_name, ofpp_name):
> >                              basis=0,
> >                              slave_type=nicira_ext.NXM_OF_IN_PORT,
> >                              n_slaves=2,
> > -                            start=0,
> > -                            end=0,
> > +                            ofs_nbits=0,
> >                              dst=0,
> >                              slaves=[2, 3])]
> >          """
> >          _subtype = nicira_ext.NXAST_BUNDLE
> >  
> >          def __init__(self, algorithm, fields, basis, slave_type, n_slaves,
> > -                     start, end, dst, slaves):
> > -            # NXAST_BUNDLE actions should have 'start' 'end' and 'dst' 
> > zeroed.
> > +                     ofs_nbits, dst, slaves):
> > +            # NXAST_BUNDLE actions should have 'sofs_nbits' and 'dst' 
> > zeroed.
> >              super(NXActionBundle, self).__init__(
> >                  algorithm, fields, basis, slave_type, n_slaves,
> > -                start=0, end=0, dst=0, slaves=slaves)
> > +                ofs_nbits=0, dst=0, slaves=slaves)
> >  
> >      class NXActionBundleLoad(_NXActionBundleBase):
> >          """
> > @@ -2632,12 +2585,13 @@ def generate(ofp_name, ofpp_name):
> >  
> >          ..
> >            bundle_load(fields, basis, algorithm, slave_type,
> > -                      slaves:[ s1, s2,...])
> > +                      dst[start..end], slaves:[ s1, s2,...])
> >          ..
> >  
> >          +-----------------------------------------------------------+
> >          | **bundle_load(**\ *fields*\, \ *basis*\, \ *algorithm*\,  |
> > -        | *slave_type*\, \ *slaves*\:[ \ *s1*\, \ *s2*\,...]\ **)** |
> > +        | *slave_type*\, \ *dst*\[\ *start*\... \*emd*\],           |
> > +        | \ *slaves*\:[ \ *s1*\, \ *s2*\,...]\ **)** |              |
> >          +-----------------------------------------------------------+
> >  
> >          ================ 
> > ======================================================
> > @@ -2648,8 +2602,8 @@ def generate(ofp_name, ofpp_name):
> >          basis            Universal hash parameter
> >          slave_type       Type of slaves(must be NXM_OF_IN_PORT)
> >          n_slaves         Number of slaves
> > -        start            Start bit for source field
> > -        end              End bit for source field
> > +        ofs_nbits        Start and End for the OXM/NXM field.
> > +                         Setting method refer to the 
> > ``nicira_ext.ofs_nbits``
> >          dst              OXM/NXM header for source field
> >          slaves           List of slaves
> >          ================ 
> > ======================================================
> > @@ -2663,8 +2617,7 @@ def generate(ofp_name, ofpp_name):
> >                              basis=0,
> >                              slave_type=nicira_ext.NXM_OF_IN_PORT,
> >                              n_slaves=2,
> > -                            start=4,
> > -                            end=31,
> > +                            ofs_nbits=nicira_ext.ofs_nbits(4, 31),
> >                              dst="reg0",
> >                              slaves=[2, 3])]
> >          """
> > @@ -2676,10 +2629,10 @@ def generate(ofp_name, ofpp_name):
> >          }
> >  
> >          def __init__(self, algorithm, fields, basis, slave_type, n_slaves,
> > -                     start, end, dst, slaves):
> > +                     ofs_nbits, dst, slaves):
> >              super(NXActionBundleLoad, self).__init__(
> >                  algorithm, fields, basis, slave_type, n_slaves,
> > -                start, end, dst, slaves)
> > +                ofs_nbits, dst, slaves)
> >  
> >      class NXActionCT(NXAction):
> >          """
> > @@ -2702,8 +2655,10 @@ def generate(ofp_name, ofpp_name):
> >          ================ 
> > ======================================================
> >          flags            Zero or more(Unspecified flag bits must be zero.)
> >          zone_src         OXM/NXM header for source field
> > -        zone_start       Start bit for source field
> > -        zone_end         End bit for source field
> > +        zone_ofs_nbits   Start and End for the OXM/NXM field.
> > +                         Setting method refer to the 
> > ``nicira_ext.ofs_nbits``.
> > +                         If you need set the Immediate value for zone,
> > +                         zone_src must be set to zero.
> >          recirc_table     Recirculate to a specific table
> >          alg              Well-known port number for the protocol
> >          actions          Zero or more actions may immediately follow this
> > @@ -2713,13 +2668,13 @@ def generate(ofp_name, ofpp_name):
> >          Example::
> >  
> >              match = parser.OFPMatch(eth_type=0x0800, ct_state=(0,32))
> > -            actions += [parser.NXActionCT(flags = 1,
> > -                                          zone_src = 0,
> > -                                          zone_start = 0,
> > -                                          zone_end = 0,
> > -                                          recirc_table = 4,
> > -                                          alg = 0,
> > -                                          actions = [])]
> > +            actions += [parser.NXActionCT(
> > +                            flags = 1,
> > +                            zone_src = 0,
> > +                            zone_ofs_nbits = 0,
> > +                            recirc_table = 4,
> > +                            alg = 0,
> > +                            actions = [])]
> >          """
> >          _subtype = nicira_ext.NXAST_CT
> >  
> > @@ -2731,8 +2686,7 @@ def generate(ofp_name, ofpp_name):
> >          def __init__(self,
> >                       flags,
> >                       zone_src,
> > -                     zone_start,
> > -                     zone_end,
> > +                     zone_ofs_nbits,
> >                       recirc_table,
> >                       alg,
> >                       actions,
> > @@ -2740,8 +2694,7 @@ def generate(ofp_name, ofpp_name):
> >              super(NXActionCT, self).__init__()
> >              self.flags = flags
> >              self.zone_src = zone_src
> > -            self.zone_start = zone_start
> > -            self.zone_end = zone_end
> > +            self.zone_ofs_nbits = zone_ofs_nbits
> >              self.recirc_table = recirc_table
> >              self.alg = alg
> >              self.actions = actions
> > @@ -2754,8 +2707,6 @@ def generate(ofp_name, ofpp_name):
> >               recirc_table,
> >               alg,) = struct.unpack_from(
> >                  cls._fmt_str, buf, 0)
> > -            zone_start = zone_ofs_nbits >> 6
> > -            zone_end = (zone_ofs_nbits & 0x3f) + zone_start
> >              rest = buf[struct.calcsize(cls._fmt_str):]
> >              # actions
> >              actions = []
> > @@ -2764,17 +2715,15 @@ def generate(ofp_name, ofpp_name):
> >                  actions.append(action)
> >                  rest = rest[action.len:]
> >  
> > -            return cls(flags, zone_src, zone_start, zone_end, recirc_table,
> > +            return cls(flags, zone_src, zone_ofs_nbits, recirc_table,
> >                         alg, actions)
> >  
> >          def serialize_body(self):
> > -            zone_ofs_nbits = ((self.zone_start << 6) +
> > -                              (self.zone_end - self.zone_start))
> >              data = bytearray()
> >              msg_pack_into(self._fmt_str, data, 0,
> >                            self.flags,
> >                            self.zone_src,
> > -                          zone_ofs_nbits,
> > +                          self.zone_ofs_nbits,
> >                            self.recirc_table,
> >                            self.alg)
> >              for a in self.actions:
> > @@ -2824,9 +2773,8 @@ def generate(ofp_name, ofpp_name):
> >              actions += [
> >                  parser.NXActionCT(
> >                      flags = 1,
> > -                    zone_src = 0,
> > -                    zone_start = 0,
> > -                    zone_end = 0,
> > +                    zone_src = "reg0",
> > +                    zone_ofs_nbits = nicira_ext.ofs_nbits(4, 31),
> >                      recirc_table = 255,
> >                      alg = 0,
> >                      actions = [
> > diff --git 
> > a/ryu/tests/unit/ofproto/json/of13/ovs-ofctl-of13-action_ct.packet.json 
> > b/ryu/tests/unit/ofproto/json/of13/ovs-ofctl-of13-action_ct.packet.json
> > index 473b54f..0cd1e20 100644
> > --- a/ryu/tests/unit/ofproto/json/of13/ovs-ofctl-of13-action_ct.packet.json
> > +++ b/ryu/tests/unit/ofproto/json/of13/ovs-ofctl-of13-action_ct.packet.json
> > @@ -21,8 +21,7 @@
> >                          "recirc_table": 4, 
> >                          "subtype": 35, 
> >                          "type": 65535, 
> > -                        "zone_start": 0,
> > -                        "zone_end": 0,
> > +                        "zone_ofs_nbits": 0,
> >                          "zone_src": 0
> >                       }
> >                    }
> > diff --git 
> > a/ryu/tests/unit/ofproto/json/of13/ovs-ofctl-of13-action_ct_exec.packet.json
> >  
> > b/ryu/tests/unit/ofproto/json/of13/ovs-ofctl-of13-action_ct_exec.packet.json
> > index 7cecad7..a163aba 100644
> > --- 
> > a/ryu/tests/unit/ofproto/json/of13/ovs-ofctl-of13-action_ct_exec.packet.json
> > +++ 
> > b/ryu/tests/unit/ofproto/json/of13/ovs-ofctl-of13-action_ct_exec.packet.json
> > @@ -35,8 +35,7 @@
> >                          "recirc_table": 255, 
> >                          "subtype": 35, 
> >                          "type": 65535, 
> > -                        "zone_start": 0,
> > -                        "zone_end": 0,
> > +                        "zone_ofs_nbits": 0,
> >                          "zone_src": 0
> >                       }
> >                    }
> > diff --git 
> > a/ryu/tests/unit/ofproto/json/of13/ovs-ofctl-of13-action_ct_nat.packet.json 
> > b/ryu/tests/unit/ofproto/json/of13/ovs-ofctl-of13-action_ct_nat.packet.json
> > index b63c226..ef6a7d9 100644
> > --- 
> > a/ryu/tests/unit/ofproto/json/of13/ovs-ofctl-of13-action_ct_nat.packet.json
> > +++ 
> > b/ryu/tests/unit/ofproto/json/of13/ovs-ofctl-of13-action_ct_nat.packet.json
> > @@ -37,8 +37,7 @@
> >                          "recirc_table": 255, 
> >                          "subtype": 35, 
> >                          "type": 65535, 
> > -                        "zone_start": 0,
> > -                        "zone_end": 0,
> > +                        "zone_ofs_nbits": 0,
> >                          "zone_src": 0
> >                       }
> >                    }
> > diff --git 
> > a/ryu/tests/unit/ofproto/json/of13/ovs-ofctl-of13-action_ct_nat_v6.packet.json
> >  
> > b/ryu/tests/unit/ofproto/json/of13/ovs-ofctl-of13-action_ct_nat_v6.packet.json
> > index e50d561..cca4625 100644
> > --- 
> > a/ryu/tests/unit/ofproto/json/of13/ovs-ofctl-of13-action_ct_nat_v6.packet.json
> > +++ 
> > b/ryu/tests/unit/ofproto/json/of13/ovs-ofctl-of13-action_ct_nat_v6.packet.json
> > @@ -37,8 +37,7 @@
> >                          "recirc_table": 255, 
> >                          "subtype": 35, 
> >                          "type": 65535, 
> > -                        "zone_start": 0,
> > -                        "zone_end": 0,
> > +                        "zone_ofs_nbits": 0,
> >                          "zone_src": 0
> >                       }
> >                    }
> > diff --git 
> > a/ryu/tests/unit/ofproto/json/of13/ovs-ofctl-of13-match_load_nx_register.packet.json
> >  
> > b/ryu/tests/unit/ofproto/json/of13/ovs-ofctl-of13-match_load_nx_register.packet.json
> > index 05ced1e..c60851a 100644
> > --- 
> > a/ryu/tests/unit/ofproto/json/of13/ovs-ofctl-of13-match_load_nx_register.packet.json
> > +++ 
> > b/ryu/tests/unit/ofproto/json/of13/ovs-ofctl-of13-match_load_nx_register.packet.json
> > @@ -16,8 +16,7 @@
> >                          "dst": "reg0",
> >                          "experimenter": 8992,
> >                          "len": 24,
> > -                        "end": 31,
> > -                        "start": 4,
> > +                        "ofs_nbits": 283,
> >                          "subtype": 7,
> >                          "type": 65535,
> >                          "value": 233495534
> > @@ -26,7 +25,7 @@
> >                 ],
> >                 "len": 32,
> >                 "type": 4
> > -            }
> > +             }
> >           }
> >        ],
> >        "match": {
> > diff --git 
> > a/ryu/tests/unit/ofproto/json/of13/ovs-ofctl-of13-match_move_nx_register.packet.json
> >  
> > b/ryu/tests/unit/ofproto/json/of13/ovs-ofctl-of13-match_move_nx_register.packet.json
> > index d31294e..7457278 100644
> > --- 
> > a/ryu/tests/unit/ofproto/json/of13/ovs-ofctl-of13-match_move_nx_register.packet.json
> > +++ 
> > b/ryu/tests/unit/ofproto/json/of13/ovs-ofctl-of13-match_move_nx_register.packet.json
> > @@ -13,14 +13,13 @@
> >                      "actions": [
> >                          {
> >                              "NXActionRegMove": {
> > -                                "dst_end": 5,
> >                                  "dst_field": "reg1",
> > -                                "dst_start": 0,
> > +                                "dst_ofs": 0,
> >                                  "experimenter": 8992,
> >                                  "len": 24,
> > -                                "src_end": 15,
> > +                                "n_bits": 6,
> >                                  "src_field": "reg0",
> > -                                "src_start": 10,
> > +                                "src_ofs": 10,
> >                                  "subtype": 6,
> >                                  "type": 65535
> >                              }
> > diff --git a/ryu/tests/unit/ofproto/test_parser_v10.py 
> > b/ryu/tests/unit/ofproto/test_parser_v10.py
> > index 55edc77..eefb65f 100644
> > --- a/ryu/tests/unit/ofproto/test_parser_v10.py
> > +++ b/ryu/tests/unit/ofproto/test_parser_v10.py
> > @@ -1391,10 +1391,6 @@ class TestNXActionRegMove(unittest.TestCase):
> >      dst_ofs = {'buf': b'\xdc\x67', 'val': 56423}
> >      src_field = {'buf': b'\x00\x01\x00\x04', 'val': "reg0", "val2": 65540}
> >      dst_field = {'buf': b'\x00\x01\x02\x04', 'val': "reg1", "val2": 66052}
> > -    src_start = 62371
> > -    src_end = 78138
> > -    dst_start = 56423
> > -    dst_end = 72190
> >  
> >      buf = type_['buf'] \
> >          + len_['buf'] \
> > @@ -1407,11 +1403,10 @@ class TestNXActionRegMove(unittest.TestCase):
> >          + dst_field['buf']
> >  
> >      c = NXActionRegMove(src_field['val'],
> > -                        src_start,
> > -                        src_end,
> >                          dst_field['val'],
> > -                        dst_start,
> > -                        dst_end)
> > +                        n_bits['val'],
> > +                        src_ofs['val'],
> > +                        dst_ofs['val'])
> >  
> >      def setUp(self):
> >          pass
> > @@ -1422,23 +1417,21 @@ class TestNXActionRegMove(unittest.TestCase):
> >      def test_init(self):
> >          eq_(self.subtype['val'], self.c.subtype)
> >          eq_(self.src_field['val'], self.c.src_field)
> > -        eq_(self.src_start, self.c.src_start)
> > -        eq_(self.src_end, self.c.src_end)
> >          eq_(self.dst_field['val'], self.c.dst_field)
> > -        eq_(self.dst_start, self.c.dst_start)
> > -        eq_(self.dst_end, self.c.dst_end)
> > +        eq_(self.n_bits['val'], self.c.n_bits)
> > +        eq_(self.src_field['val'], self.c.src_field)
> > +        eq_(self.dst_field['val'], self.c.dst_field)
> >  
> >      def test_parser(self):
> >          res = OFPActionVendor.parser(self.buf, 0)
> >          eq_(self.type_['val'], res.type)
> >          eq_(self.len_['val'], res.len)
> >          eq_(self.subtype['val'], res.subtype)
> > +        eq_(self.src_ofs['val'], res.src_ofs)
> > +        eq_(self.dst_ofs['val'], res.dst_ofs)
> > +        eq_(self.n_bits['val'], res.n_bits)
> >          eq_(self.src_field['val'], res.src_field)
> > -        eq_(self.src_start, res.src_start)
> > -        eq_(self.src_end, res.src_end)
> >          eq_(self.dst_field['val'], res.dst_field)
> > -        eq_(self.dst_start, res.dst_start)
> > -        eq_(self.dst_end, res.dst_end)
> >  
> >      def test_serialize(self):
> >          buf = bytearray()
> > @@ -1485,8 +1478,7 @@ class TestNXActionRegLoad(unittest.TestCase):
> >          + dst['buf'] \
> >          + value['buf']
> >  
> > -    c = NXActionRegLoad(start,
> > -                        end,
> > +    c = NXActionRegLoad(ofs_nbits['val'],
> >                          dst['val'],
> >                          value['val'])
> >  
> > @@ -1498,8 +1490,7 @@ class TestNXActionRegLoad(unittest.TestCase):
> >  
> >      def test_init(self):
> >          eq_(self.subtype['val'], self.c.subtype)
> > -        eq_(self.start, self.c.start)
> > -        eq_(self.end, self.c.end)
> > +        eq_(self.ofs_nbits['val'], self.c.ofs_nbits)
> >          eq_(self.dst['val'], self.c.dst)
> >          eq_(self.value['val'], self.c.value)
> >  
> > @@ -1507,8 +1498,7 @@ class TestNXActionRegLoad(unittest.TestCase):
> >          res = OFPActionVendor.parser(self.buf, 0)
> >          eq_(self.type_['val'], res.type)
> >          eq_(self.len_['val'], res.len)
> > -        eq_(self.start, self.c.start)
> > -        eq_(self.end, self.c.end)
> > +        eq_(self.ofs_nbits['val'], self.c.ofs_nbits)
> >          eq_(self.dst['val'], res.dst)
> >          eq_(self.value['val'], res.value)
> >  
> > @@ -1626,8 +1616,7 @@ class TestNXActionMultipath(unittest.TestCase):
> >                            algorithm['val'],
> >                            max_link['val'],
> >                            arg['val'],
> > -                          start,
> > -                          end,
> > +                          ofs_nbits['val'],
> >                            dst['val'])
> >  
> >      def setUp(self):
> > @@ -1643,8 +1632,7 @@ class TestNXActionMultipath(unittest.TestCase):
> >          eq_(self.algorithm['val'], self.c.algorithm)
> >          eq_(self.max_link['val'], self.c.max_link)
> >          eq_(self.arg['val'], self.c.arg)
> > -        eq_(self.start, self.c.start)
> > -        eq_(self.end, self.c.end)
> > +        eq_(self.ofs_nbits['val'], self.c.ofs_nbits)
> >          eq_(self.dst['val'], self.c.dst)
> >  
> >      def test_parser(self):
> > @@ -1657,8 +1645,7 @@ class TestNXActionMultipath(unittest.TestCase):
> >          eq_(self.algorithm['val'], res.algorithm)
> >          eq_(self.max_link['val'], res.max_link)
> >          eq_(self.arg['val'], res.arg)
> > -        eq_(self.start, res.start)
> > -        eq_(self.end, res.end)
> > +        eq_(self.ofs_nbits['val'], res.ofs_nbits)
> >          eq_(self.dst['val'], res.dst)
> >  
> >      def test_serialize(self):
> > @@ -1705,8 +1692,6 @@ class TestNXActionBundle(unittest.TestCase):
> >  
> >      slaves_buf = (b'\x00\x01', b'\x00\x02')
> >      slaves_val = (1, 2)
> > -    start = 0
> > -    end = 0
> >  
> >      _len = len_['val'] + len(slaves_val) * 2
> >      _len += (_len % 8)
> > @@ -1731,8 +1716,7 @@ class TestNXActionBundle(unittest.TestCase):
> >                         basis['val'],
> >                         slave_type['val'],
> >                         n_slaves['val'],
> > -                       start,
> > -                       end,
> > +                       ofs_nbits['val'],
> >                         dst['val'],
> >                         slaves_val)
> >  
> > @@ -1749,8 +1733,7 @@ class TestNXActionBundle(unittest.TestCase):
> >          eq_(self.basis['val'], self.c.basis)
> >          eq_(self.slave_type['val'], self.c.slave_type)
> >          eq_(self.n_slaves['val'], self.c.n_slaves)
> > -        eq_(self.start, self.c.start)
> > -        eq_(self.end, self.c.end)
> > +        eq_(self.ofs_nbits['val'], self.c.ofs_nbits)
> >          eq_(self.dst['val'], self.c.dst)
> >  
> >          # slaves
> > @@ -1768,8 +1751,7 @@ class TestNXActionBundle(unittest.TestCase):
> >          eq_(self.basis['val'], res.basis)
> >          eq_(self.slave_type['val'], res.slave_type)
> >          eq_(self.n_slaves['val'], res.n_slaves)
> > -        eq_(self.start, res.start)
> > -        eq_(self.end, res.end)
> > +        eq_(self.ofs_nbits['val'], res.ofs_nbits)
> >          eq_(self.dst['val'], res.dst)
> >  
> >          # slaves
> > @@ -1821,8 +1803,6 @@ class TestNXActionBundleLoad(unittest.TestCase):
> >      ofs_nbits = {'buf': b'\xd2\x9d', 'val': 53917}
> >      dst = {'buf': b'\x00\x01\x00\x04', 'val': "reg0", 'val2': 65540}
> >      zfill = b'\x00' * 4
> > -    start = 842
> > -    end = 871
> >  
> >      slaves_buf = (b'\x00\x01', b'\x00\x02')
> >      slaves_val = (1, 2)
> > @@ -1850,8 +1830,7 @@ class TestNXActionBundleLoad(unittest.TestCase):
> >                             basis['val'],
> >                             slave_type['val'],
> >                             n_slaves['val'],
> > -                           start,
> > -                           end,
> > +                           ofs_nbits['val'],
> >                             dst['val'],
> >                             slaves_val)
> >  
> > @@ -1868,8 +1847,7 @@ class TestNXActionBundleLoad(unittest.TestCase):
> >          eq_(self.basis['val'], self.c.basis)
> >          eq_(self.slave_type['val'], self.c.slave_type)
> >          eq_(self.n_slaves['val'], self.c.n_slaves)
> > -        eq_(self.start, self.c.start)
> > -        eq_(self.end, self.c.end)
> > +        eq_(self.ofs_nbits['val'], self.c.ofs_nbits)
> >          eq_(self.dst['val'], self.c.dst)
> >  
> >          # slaves
> > @@ -1887,8 +1865,7 @@ class TestNXActionBundleLoad(unittest.TestCase):
> >          eq_(self.basis['val'], res.basis)
> >          eq_(self.slave_type['val'], res.slave_type)
> >          eq_(self.n_slaves['val'], res.n_slaves)
> > -        eq_(self.start, res.start)
> > -        eq_(self.end, res.end)
> > +        eq_(self.ofs_nbits['val'], res.ofs_nbits)
> >          eq_(self.dst['val'], res.dst)
> >  
> >          # slaves
> > @@ -1935,8 +1912,6 @@ class TestNXActionOutputReg(unittest.TestCase):
> >      src = {'buf': b'\x00\x01\x00\x04', 'val': "reg0", 'val2': 65540}
> >      max_len = {'buf': b'\x00\x08', 'val': ofproto.OFP_ACTION_OUTPUT_SIZE}
> >      zfill = b'\x00' * 6
> > -    start = 1017
> > -    end = 1073
> >  
> >      buf = type_['buf'] \
> >          + len_['buf'] \
> > @@ -1947,8 +1922,7 @@ class TestNXActionOutputReg(unittest.TestCase):
> >          + max_len['buf'] \
> >          + zfill
> >  
> > -    c = NXActionOutputReg(start,
> > -                          end,
> > +    c = NXActionOutputReg(ofs_nbits['val'],
> >                            src['val'],
> >                            max_len['val'])
> >  
> > @@ -1960,8 +1934,7 @@ class TestNXActionOutputReg(unittest.TestCase):
> >  
> >      def test_init(self):
> >          eq_(self.subtype['val'], self.c.subtype)
> > -        eq_(self.start, self.c.start)
> > -        eq_(self.end, self.c.end)
> > +        eq_(self.ofs_nbits['val'], self.c.ofs_nbits)
> >          eq_(self.src['val'], self.c.src)
> >          eq_(self.max_len['val'], self.c.max_len)
> >  
> > @@ -1970,8 +1943,7 @@ class TestNXActionOutputReg(unittest.TestCase):
> >          eq_(self.type_['val'], res.type)
> >          eq_(self.len_['val'], res.len)
> >          eq_(self.subtype['val'], res.subtype)
> > -        eq_(self.start, self.c.start)
> > -        eq_(self.end, self.c.end)
> > +        eq_(self.ofs_nbits['val'], self.c.ofs_nbits)
> >          eq_(self.src['val'], res.src)
> >          eq_(self.max_len['val'], res.max_len)
> >  
> > -- 
> > 1.9.1
> > 
> > 
> > ------------------------------------------------------------------------------
> > What NetFlow Analyzer can do for you? Monitors network bandwidth and traffic
> > patterns at an interface-level. Reveals which users, apps, and protocols 
> > are 
> > consuming the most bandwidth. Provides multi-vendor support for NetFlow, 
> > J-Flow, sFlow and other flows. Make informed decisions using capacity 
> > planning
> > reports.http://sdm.link/zohodev2dev
> > _______________________________________________
> > Ryu-devel mailing list
> > [email protected]
> > https://lists.sourceforge.net/lists/listinfo/ryu-devel
> > 
> 
> ------------------------------------------------------------------------------
> What NetFlow Analyzer can do for you? Monitors network bandwidth and traffic
> patterns at an interface-level. Reveals which users, apps, and protocols are 
> consuming the most bandwidth. Provides multi-vendor support for NetFlow, 
> J-Flow, sFlow and other flows. Make informed decisions using capacity planning
> reports.http://sdm.link/zohodev2dev
> _______________________________________________
> Ryu-devel mailing list
> [email protected]
> https://lists.sourceforge.net/lists/listinfo/ryu-devel
> 

------------------------------------------------------------------------------
What NetFlow Analyzer can do for you? Monitors network bandwidth and traffic
patterns at an interface-level. Reveals which users, apps, and protocols are 
consuming the most bandwidth. Provides multi-vendor support for NetFlow, 
J-Flow, sFlow and other flows. Make informed decisions using capacity planning
reports.http://sdm.link/zohodev2dev
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