On Sun, 08 Jul 2018 01:21:55 +0900,
Soe Ye Htet wrote:
> 
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> Dear,
> 
> I would like to install the forwarding rules from the RYU controller with
> the specific switch ID based on the packet-in message. For eg.
> gateway1--------host1-------host2-------host3-----gateway2. host1,host2
> send the data to the gateway1. What I want to do is rerouting the traffic
> from host 2 to gateway1 to host 2 to gateway 2. Rerouting will be based on
> the when host 1 sends the packet-in message to the controller. For eg, when
> host 1 sends the packet-in message to the controller, RYU controller will
> delete forwarding rules in the host 2 to reroute the traffic from host 2 to
> gateway1 to host 2 to gateway2. I am trying to install the forwarding rules
> directly to the host2 when RYU controller receives the packet-in message
> from host1. Can we install directly from RYU controller with the specific
> switch ID or datapath ID. If there is some command to install like this,
> can you please let me know or how I can perform rerouting process.

How many ryu openflow controllers in your setup?
Usually flow_mod messeages are sent over the same controller-switch
connection channel that you get packet-in messages.

--
IWAMOTO Toshihiro

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