Re: [pox-dev] LLDP flow installing in discovery module

2015-01-09 Thread tim huang
Thanks for your reply. Indeed, it's better to install the LLDP flow in the l2_multi or topo_proactive other than in the discovery module, but it doesn't that matter. Without this flow, by default ,the LLDP packet still will be forwarded to the controller anyway. On Fri, Jan 9, 2015 at 6:01 PM,

Re: [pox-dev] LLDP flow installing in discovery module

2015-01-09 Thread Murphy McCauley
In the case of l2_multi, there isn't a point. But l2_multi isn't the only component that uses discovery. Ones that don't clear the table don't have this issue at all. And some that do clear the table (e.g., topo_proactive) install the table entry themselves. As for what caused this... I thin

[pox-dev] LLDP flow installing in discovery module

2015-01-09 Thread tim huang
Hi, I found in the discovery module, the controller will install a flow for the LLDP packet to every switch, however, in the l2_multi module, the controller will clear all flows when there is a link event for re-calculating the path , which means the flow installed from discovery module will only