Hi,
So I understand well you wanna be able to get the IP address of an host
connected to a switch from the controller (without sending any packet from
this host)?
I don't think that there is a method for it but I might be wrong...
Best,
Clément
On 20 February 2015 at 15:59, MD.Badruzzaman Shakib <[email protected]>
wrote:
> Hello everyone,
>
> I have a question regarding L3 network controlling using RYU.
>
> Summary question:
> How to identify which network is connected with which switch using RYU?
>
> Elaborate question:
> I have a full mesh topology consisting of 7 switches(one host connected
> with each switch) where several redundant path is available from one switch
> to another. All the 7 hosts are in 7 different networks.
>
> Now I have calculated the best path from one switch to another. I cannot
> flood packets to learn path as I already have the path. Also flooding will
> create broadcast storm in my mesh topology(no STP enabled). So I want to
> add flows to the switches matching the destination ip address. But to do
> that at first the controller needs to learn which network is connected with
> which switch(dpid).
>
> Is there any way I can learn the network connected with each switch port
> from my controller application. My question may have conflicting with the
> actual concept of SDN. On that case, It will be really helpful if someone
> can help me to find where my understanding is wrong.
>
> Thanking you
> Sakib
>
>
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