Re: [mpls-linux-general] MPLS and 802.11e

[Adrian P. <adr...@gm...>]

Yes, it could be offset-based, but for this you'll have to inspect the
code...
>From what I've read the tool you are using allows you to work with the wifi
module. I don't see why it would need to understand what MPLS/IP is.

On Thu, Jun 5, 2008 at 11:22 AM, Luca Pilosu <luc...@li...> wrote:

> Do you mean it could be that MadWifi driver doesn't "understand" the
> meaning of the packet's fields but only extracts them with some kind of
> fixed-size masks?
>
>
> Jeremy Jackson ha scritto:
> > I think MadWifi driver has it's own mapping policy, which might make it
> > more difficult.  I think it should be configurable, like vlan skb_prio
> > -> vlan priority mapping, but maybe it's not yet.
> >
> > You should look at the wireless driver code.
> >
> > On Wed, 2008-06-04 at 11:35 +0200, luc...@li... wrote:
> >
> >> Hello, I'm still working with MPLS over WiFi.
> >> I'm trying to enable wireless QoS
> >> extensions (802.11e) together with MPLS, but it seems not to succeed in
> >> classifying the flows once they are encapsulated in MPLS.
> >> I try to explain:
> >> 802.11e does a matching between the DSCP field of IP header and a class
> (Access
> >> Category) .
> >> When I send a flow with MPLS, if I sniff the traffic with wireshark
> >> I can see the DSCP field correctly written, but the wireless QoS
> information do
> >> not match with the right class.
> >> Otherwise, if I send the same flow without
> >> MPLS, everything works fine.
> >>
> >
> >
> > .
> >
> >
>
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