On Wed, May 25, 2011 at 07:07:53PM +0200, Jose Luis Franco Arza wrote:
> Theorically, in 5 seconds I should have
> 50000 flows installed in the flow-table, but after 120 seconds the amount of
> flows doesn't reach even the 20000 flows and there are disconnections
> between the Openflow switch and the NOX controller after receiving many
> events like this in the NOX controller:
> 
> ERR:received Openflow error packet from dpid=002320ca6695: type=1, code=8,
> 64 bytes of data

That looks like OFPET_BAD_REQUEST, OFPBRC_BUFFER_UNKNOWN "Specified
buffer does not exist".  I imagine that on the switch side you got a
bunch of "cookie mismatch" log messages.

> Is it possible that the TCP window got overloaded and this would cause a
> disconnection in the secure channel?

I would analyze the actual error before speculating.
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