netdev - Re: [evb] Re: [PATCH][RFC] net/bridge: add basic VEPA support

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Message-Id: <200908101723.10832.arnd@arndb.de>
Date:	Mon, 10 Aug 2009 17:23:10 +0200
From:	Arnd Bergmann <arnd@...db.de>
To:	evb@...oogroups.com
Cc:	"'Stephen Hemminger'" <shemminger@...ux-foundation.org>,
	"'Fischer, Anna'" <anna.fischer@...com>,
	bridge@...ts.linux-foundation.org, linux-kernel@...r.kernel.org,
	netdev@...r.kernel.org, virtualization@...ts.linux-foundation.org,
	davem@...emloft.net, kaber@...sh.net, adobriyan@...il.com,
	"'Or Gerlitz'" <ogerlitz@...taire.com>
Subject: Re: [evb] Re: [PATCH][RFC] net/bridge: add basic VEPA support

On Friday 07 August 2009, Paul Congdon (UC Davis) wrote:
> 
> I don't think your scheme works too well because broadcast packet coming
> from other interfaces on br0 would get replicated and sent across the wire
> to ethB multiple times.

Right, that won't work. So the bridge patch for the hairpin turn
is still the best solution. Btw, how will that interact with
the bride-netfilter (ebtables) setup? Can you apply any filters
that work on current bridges also between two VEPA ports while
doing the hairpin turn?

	Arnd <><
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