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forwarding traffic with flow, without NAT or Broadcast means that
every switch between hypervizor and DHCP/ARP Proxy are configurable
with openflow, which is quite rare for the moment!

On Mon, Mar 18, 2013 at 4:35 PM, Tomasz Paszkowski <ss7pro at gmail.com> wrote:
> On Mon, Mar 18, 2013 at 11:38 AM, Édouard Thuleau
> <edouard.thuleau at gmail.com> wrote:
>> Hi,
>>
>> I made a PoC to the proxy ARP proposed solution.
>> I made it on Folsom release with OVS+GRE driver.
>> This PoC removing broadcast and multicast traffic on the l2. Only DHCP is
>> authorized. The ARP traffic is DNATed to ARP proxy.
>
> Or they can be directly forwarded to arp proxy using flows.
>
>>
>> To do that, I add this openflow rules to the egress traffic of all port (in
>> priority order):
>> - Authorize BOOTP broadcast packets
>
> In this case they should be directly forwarded to dhcp-agents. There's
> no need to forward them over the entire network.
>
>
> Both things could be achieved with extending current openvswitch-agent
> to just create appropriate filter flows :-))
>
>
>
> --
> Tomasz Paszkowski
> SS7, Asterisk, SAN, Datacenter, Cloud Computing
> +48500166299
>
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