On Mon, 21 Jan 2019 23:47:56 +0900,
Ramzah Rehman wrote:
> Hi. I am trying to implement packet spraying load balancing scheme where I
> need to match ttl (Time To Live) value of a packet to map it to a flow. Is
> is possible via RYU controller? I read the documentation here:
> https://ryu.readthedocs.io/en/latest/ofproto_v1_3_ref.html
> but did not find ttl option in OFPMatch function. Please help
> 
> I can achieve this in open vswitch by matching nw_ttl field.
> 

nw_ttl is a Nicira extension and supported by Ryu.
See:

https://ryu.readthedocs.io/en/latest/nicira_ext_ref.html#module-ryu.ofproto.nicira_ext

--
IWAMOTO Toshihiro


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