[ovs-dev] Problems on controller set up

Ben Pfaff blp at ovn.org
Mon Oct 29 17:38:33 UTC 2018


On Mon, Oct 29, 2018 at 06:35:06PM +0100, Hugo Alfonso Zúñiga Calvo wrote:
> I am a new developer for openvswitch, I am currently trying to use the
> experimenter messages in order to try out an extension of the protocol for
> my master thesis. The switch I am using runs openvswitch, therefore I have
> already extended the openvswitch to add my custom experimenter messages.
> Nevertheless when I try to connect the switch to the controller it seems
> that the communication drops on the switch side. At some point at the
> beginning of the communication the messages from the switch to the
> controller are not sent to the bridge interface anymore.

Do you expect that OpenFlow messages are aligned to TCP segments?  It's
TCP, that isn't necessarily true.


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