[ovs-dev] Problem adding flows openvswitch

Andi andi at dis.uniroma1.it
Tue Sep 18 21:26:46 UTC 2012


Hi Justin,
yes, you are right. I should have seen that FAQ. Thank you.
Your guess is right the problem is that I didn't specify a wildcard.

Thank you
Regards,
Andi
On 09/18/2012 07:06 PM, Justin Pettit wrote:
> OVS is "normalizing" your flows.  The FAQ talks about this:
>
> 	http://openvswitch.org/cgi-bin/gitweb.cgi?p=openvswitch;a=blob_plain;f=FAQ
>
> My guess is that you intended to set the nw_proto to a valid value (not 0) or wildcard it.
>
> --Justin
>
>
> On Sep 18, 2012, at 9:11 AM, Andi <andi at dis.uniroma1.it> wrote:
>
>> Hello all,
>> I am having some trouble in adding flow table entries with openvswitch. I am using nox with some modifications on it and when I submit flow mod message the switches appear to accept the packet (all the methods to add the flow entry return 0), but when I use ovs-dpctl dump-flows br0 it has no flows installed.
>> The vswitch daemon prints out:
>> 2012-09-18T15:52:56Z|00114|ofp_util|INFO| pre: priority=65535,ip,in_port=2,dl_vlan=0,dl_vlan_pcp=0,dl_src=ff:ff:ff:ff:ff:ff,dl_dst=ff:ff:ff:ff:ff:ff,nw_src=192.168.20.2,nw_dst=192.168.10.2,nw_proto=0,nw_tos=0,tp_src=0,tp_dst=0
>> 2012-09-18T15:52:56Z|00115|ofp_util|INFO|post: priority=65535,ip,in_port=2,dl_vlan=0,dl_vlan_pcp=0,dl_src=ff:ff:ff:ff:ff:ff,dl_dst=ff:ff:ff:ff:ff:ff,nw_src=192.168.20.2,nw_dst=192.168.10.2,nw_proto=0,nw_tos=0
>>
>> Is this correct?
>>
>> Thanks in advace,
>> Andi
>> -- 
>> -------------------------------------------------------------------------
>> University of Rome "La Sapienza"
>>
>> Ing Andi Palo
>> PhD student
>> Department of Computer, Control and Management Engineering (DIAG)
>>
>> Via Ariosto, 25 - 00185 Rome - Italy
>> Tel: +39 06 77274034
>> _______________________________________________
>> dev mailing list
>> dev at openvswitch.org
>> http://openvswitch.org/mailman/listinfo/dev


-- 
-------------------------------------------------------------------------
*University of Rome "La Sapienza"*

*Ing Andi Palo*
/PhD student/
/Department of Computer, Control and Management Engineering (DIAG)/

Via Ariosto, 25 - 00185 Rome - Italy
Tel: +39 06 77274034
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