[Click] ARP and VLAN

[Eddie Kohler]

Lars,

Nice idea.  I have ported a version of this patch.  I also merged Cliff's 
VLANEncap and VLANDecap elements, although I needed to change them, including 
their interfaces.

Eddie


On 7/6/11 1:54 AM, Lars Bro wrote:
> Hi,
>
> I am working on a testbench for our wireless product, and now I have
> to test traffic on
> different VLANs.
>
> However:
>
> ARPResponder does not make the responses with the VLAN annotation of
> the request,
> so if anyone asks for my address on VLAN 5, I will answer on VLAN 0 (no VLAN)
>
> The same is the case with ARPRequester where the request does not have the same
> VLAN annotation as the packet that caused the request.
>
> I have been using Cliff Freys VLAN elements, and I suggest that they
> find their way to
> release 2 as well.
>
>
> Like this:
>
> out::Queue ->
> VLANEncap(20) ->
> ToDevice(eth1);
>
> input ->  arpq::ARPQuerier(eth1)  ->  out;
>
> FromDevice(eth0) ->  VLANDecap(20) ->  arp::Classifier(12/0806 20/0001,
> 12/0806 20/0002, 12/0800);
>
> arp[0] ->  ARPResponder(eth1, 10.20.30.40) ->  out;
> arp[1] ->  [1]arpq;
>
> arp[2] ->  output;
>
>
> I have made a patch for ARPResponder and ARPQuerier.
>
>
> yours,
> Lars Bro
>
>
>
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