netdev - Re: [Qdisc] Prioritizing traffic per vlan using qdisc.

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Message-ID: <20080811181712.462cb2cf@extreme>
Date:	Mon, 11 Aug 2008 18:17:12 -0700
From:	Stephen Hemminger <stephen.hemminger@...tta.com>
To:	"Pravin Bathija" <pbathija@...c.com>
Cc:	<netdev@...r.kernel.org>
Subject: Re: [Qdisc] Prioritizing traffic per vlan using qdisc.

On Mon, 11 Aug 2008 17:48:22 -0700
"Pravin Bathija" <pbathija@...c.com> wrote:

> Using Linux 2.6.23 I want to create multiple Vlans for voice, data,
> video etc. The requirement is to prioritize each vlan on the ingress and
> egress. I am looking at qdisc to do this however without success. Could
> you please advise is there is a way to do this using qdisc tc(traffic
> control) commands. If not - is there another way to do this in Linux ?
> Any help would be greatly appreciated.
> 
> Thanks,
> Pravin
> 
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For 2.6.25, an addition to the tc meta match to allow matching on
vlan tag was added.  Using this it is possible to use meta match
to convert tag -> flowid then use the flowid with a priority
(or htb) queue.
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