netdev - Re: [PATCH 00/11] Add basic VLAN support to bridges

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Message-ID: <20121213110404.6d662baa@nehalam.linuxnetplumber.net>
Date:	Thu, 13 Dec 2012 11:04:04 -0800
From:	Stephen Hemminger <shemminger@...tta.com>
To:	David Miller <davem@...emloft.net>
Cc:	vyasevic@...hat.com, or.gerlitz@...il.com, netdev@...r.kernel.org,
	mst@...hat.com, john.r.fastabend@...el.com
Subject: Re: [PATCH 00/11] Add basic VLAN support to bridges

On Thu, 13 Dec 2012 14:00:23 -0500 (EST)
David Miller <davem@...emloft.net> wrote:

> From: Stephen Hemminger <shemminger@...tta.com>
> Date: Thu, 13 Dec 2012 09:47:19 -0800
> 
> > On Wed, 12 Dec 2012 18:36:38 -0500
> > Vlad Yasevich <vyasevic@...hat.com> wrote:
> > 
> >> On 12/12/2012 05:54 PM, Or Gerlitz wrote:
> >> > On Wed, Dec 12, 2012 at 10:01 PM, Vlad Yasevich <vyasevic@...hat.com> wrote:  
> >> >> This series of patches provides an ability to add VLANs to the bridge
> >> >> 
> > 
> > The bigger question is why is this impossible or too awkward with existing
> > netfilter (ebtables) functionality? As a practical matter, I like to keep
> > the bridging code as simple as possible and move the complexity away from
> > the core.
> > 
> > Also, if the functionality lived in netfilter rules, the developer and user
> > would have a more freedom to implement complex rulesets.
> 
> I do not consider it wise to create more, rather then fewer, users
> of ebtables.
> 
> It is one of the most poorly constructed subsystems in the entire
> networking.

Maybe a better filtering architecture (at the bridge level) would
be a good project.

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