Hey Iwase,
Split means really divide the flow I dont know if would be like a load
balancing (I think it is)
For example the image below
But I dont know if this would be possible using the group table.
2018-03-23 4:04 GMT-03:00 Iwase Yusuke <iwase.yusu...@gmail.com>:
> Hi Carlos,
>
> What does "split flows" exactly mean?
>
> > req = parser.OFPGroupMod(datapath, ofp.OFPFC_ADD, ofp.OFPGT_SELECT,
> > group_id, buckets)
>
> If you specify OFPGT_SELECT, switch will execute "one" bucket in the group
> and
> not copied like the port mirroring. If you intend to do port mirroring,
> you need
> to specify OFPGT_ALL. For other available group types, please refer to the
> OpenFlow spec and your switch's specification.
>
> Thanks,
> Iwase
>
>
> On 2018年03月21日 04:02, Jose Carlos Ferreira de Melo Junior wrote:
>
>> Hi there,
>>
>> I know this topic was discussed before but I would like just a simple
>> explanation about it.
>>
>> Because I am using the group table with openflow 1.3 with no sucess.
>>
>>
>> My purpose is to split one flow in two flows and forward on port 3 and 4
>> using the group table.
>>
>> My code is as follows:
>>
>>
>> *def group_mod(self, datapath):*
>> * global ofp, _parser_, dp*
>> * port_1 = 4*
>> * queue_1 = _parser_.OFPActionSetQueue(0)*
>> * actions_1 = [queue_1, _parser_.OFPActionOutput(port_1)]*
>> *
>> *
>> *
>> *
>> * port_2 = 3*
>> * queue_2 = _parser_.OFPActionSetQueue(0)*
>> * actions_2 = [queue_2, _parser_.OFPActionOutput(port_2)]*
>> *
>> *
>> * weight_1 = 50*
>> * weight_2 = 50*
>> *
>> *
>> * watch_port = ofproto_v1_3.OFPP_ANY*
>> * watch_group = ofproto_v1_3.OFPQ_ALL*
>> *
>> *
>> * buckets = [*
>> * _parser_.OFPBucket(weight_1, watch_port, watch_group,
>> actions_1),*
>> * _parser_.OFPBucket(weight_2, watch_port, watch_group,
>> actions_2)]*
>> *
>> *
>> * group_id = 50*
>> *
>> *
>> * req = _parser_.OFPGroupMod(datapath, ofp.OFPFC_ADD,
>> ofp.OFPGT_SELECT,*
>> * group_id, buckets)*
>> *
>> *
>> * datapath.send_msg(req)*
>> *
>> *
>> *
>> *
>> *
>> *
>> Hope this is right.
>>
>> Could anyone help me with this issue?
>>
>>
>>
>>
>> --
>> Best regards,
>> José Carlos Ferreira
>> Msc student in Computer Science
>> System and Network Analyst at PoP-PE/RNP
>>
>>
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>> ------------------
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>>
>>
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>>
>>
--
Best regards,
José Carlos Ferreira
Msc student in Computer Science
System and Network Analyst at PoP-PE/RNP
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