OpenFlow switches do not forward by default, so to drop a packet, you simply 
don't forward it -- don't call send_openflow_packet() at all.

Of course, this assumes you don't have a flow table entry that says to forward 
it already installed.  If you do have such a rule, there's nothing you can do 
to stop an individual packet from being forwarded -- you'd have to uninstall 
the entry.

-- Murphy

On Sep 22, 2011, at 1:47 AM, sachin sharma wrote:

> Hi,
> 
> I am interested to drop the packet from a particular buffer id. I found  
> calling of following function from nox could help me in sending a command to 
> openflow switch. 
> 
> send_openflow_packet(pi.datapath_id, buffer_id, action, pi.in_port, true);
> 
> I do not know what to write in place of action, I know in case of flooding i 
> should write "action = OFPP_FLOOD". Can anyone please suggest me in this 
> regards?
> 
> Thanks & Regards,
> Sachin Sharma
> 
> _______________________________________________
> nox-dev mailing list
> nox-dev@noxrepo.org
> http://noxrepo.org/mailman/listinfo/nox-dev

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