Hi Suresh,
How about “tcp_flags” match field?
http://ryu.readthedocs.io/en/latest/ofproto_v1_3_ref.html#flow-match-structure
Thanks,
Iwase
2018/07/05 20:31、knet solutions <knetsolutio...@gmail.com>のメール:
> Hi, I am trying to implement the TCP Statefull firewall.
>
> I can write the application, which looks the TCP Packets for 3 way
> handshaking(Genuine TCP Session Start) and will install the openflow rule
> in datapath(with TCP SRC and DST port).
>
> But how the application, can know the Session Termination (FIN, RST etc), to
> remove the flow.
>
> I guess, in the Openflow match rules we have only TCP Port numbers...
>
> Any suggestions.
>
> Thanks
> Suresh
>
> --
> Regards,
> Knet solutions.
> http://knetsolutions.in/
>
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