On Thu, 19 Dec 2013, Toke Høiland-Jørgensen wrote:

> David Lang <david@lang.hm> writes:
>
>> I believe that Linux allows having both tagged and untagged packets on
>> the samy physical interface, so the APs could communicate on a VLAN
>> and one could be the gateway to the rest of the network (similar type
>> of overhead in this case to GRE tunnels in that all traffic would get
>> routed through one system, but I think it would still be less)
>
> What happens to the VLAN tags if the traffic goes through a
> non-VLAN-aware switch?

non-aware switches will just pass the packets, reatining the tagging

> Also, presumably you would need one VLAN/tunnel for each wireless
> network (so four in the default cerowrt setup)?

Yes.

David Lang