Sure.  A common way to do this is in response to a ConnectionUp event (when the 
switch connects, send it a bunch of flows).

You might look at the topo_proactive and the hub components as examples.

-- Murphy

On Aug 14, 2014, at 7:00 AM, Fahime Alizade <alizade...@gmail.com> wrote:

> Hi, 
> 
> I am using Pox in combination with Mininet. 
> I was wondering if it is possible that the controller can set flows for 
> multiple switches one by one (without waiting for an unknown packet to arrive)
> 
> I know that through Tutorial class, it is possible to set a flow for one 
> switch that is associated with that Tutorial instance. But I was wondering if 
> there is a way to set flows for several switches. 
> 
> 
> Thanks in advance,
> 
> Kind regards,
> Fahime

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