On Tue, Sep 27, 2016 at 10:05 PM, Han Zhou <zhou...@gmail.com> wrote:
> > > On Tue, Sep 27, 2016 at 5:11 PM, Darrell Ball <dlu...@gmail.com> wrote: > > >> > >> These port types are skipped because ARP responder is not supposed to > handle ARP requests that come from physical network. > > > > > > There is a special case of the l2gateway where > > a request comes from the physical network destined to a VM > > somewhere; this is north->south traffic. This traffic hits a single > > l2gateway inport and is associated with a logical switch. > > There will be an arp responder on this source HV in gateway role. > > Hence, there would be a single arp reply back out to the physical > network. > > > > Agree. So my "because ..." part was not accurate. > > > > >> > >> Otherwise, because all the chassises receiving the requests will reply, > there will be redundant responses. > > > > > > I got your point; let me roll in and elaborate a bit ? > > > > "These port types are skipped. Otherwise the arp > > request is received by multiple hypervisors, which all have the > > same mac binding downloaded from northd, which will cause > > redundant arp replies, confusing the originator of the arp request. " > > > > Sounds good to me. > Acked-by: Han Zhou <zhou...@gmail.com> > Thanks Han I revisited the logical switch "router type" port arp responder. Since you have good context in this regard, can you take a look here. https://patchwork.ozlabs.org/patch/677456/ https://patchwork.ozlabs.org/patch/677455/ https://patchwork.ozlabs.org/patch/677457/ _______________________________________________ dev mailing list dev@openvswitch.org http://openvswitch.org/mailman/listinfo/dev
