You need to Openflow nicira  extensions

On Wed, Sep 11, 2019, 10:37 PM Rajesh Jalagam via Ryu-devel <
ryu-devel@lists.sourceforge.net> wrote:

> Hi,
>
> Could anyone please help answering the question I posted in this email?
>
> Regards
> Rajesh
>
> On Tue, Sep 10, 2019 at 5:18 PM Rajesh Jalagam <rjala...@salesforce.com>
> wrote:
>
>> Hi Ryu experts/developers,
>> I just started using ryu for the last two months.
>> I am running into some issues with ovs 2.7 and ryu.
>> When i add a flow with tcp_flags="ack" or tcp_flags="rst" with the ryu
>> the flows are not hitting.
>> But, the ovs is matching on tcp_flags="+ack" or tcp_flags="+rst" when I
>> manually add this flow.
>>
>> OFPMatch() just takes tcp_flags with uint16 number such as 16 for ACK and
>> 4 for RST.
>>
>> But, could you please let me know how I can add "+" or "-" prefix using
>> RYU OFPMatch with OFPFlowMod() API ?
>>
>> Looking forward for your reply.
>> --
>> Regards
>> Rajesh
>>
>
>
> --
> Regards
> Rajesh
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> Ryu-devel@lists.sourceforge.net
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>
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