netdev - Re: [RFC PATCH bridge 0/5] Add basic VLAN support to bridges

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Message-ID: <20120823141222.62ef213a@nehalam.linuxnetplumber.net>
Date:	Thu, 23 Aug 2012 14:12:22 -0700
From:	Stephen Hemminger <shemminger@...tta.com>
To:	Nicolas de Pesloüan 
	<nicolas.2p.debian@...il.com>
Cc:	Vlad Yasevich <vyasevic@...hat.com>, netdev@...r.kernel.org
Subject: Re: [RFC PATCH bridge 0/5] Add basic VLAN support to bridges

On Thu, 23 Aug 2012 23:03:21 +0200
Nicolas de Pesloüan <nicolas.2p.debian@...il.com> wrote:

> Le 23/08/2012 21:29, Vlad Yasevich a écrit :
> > This series of patches provides an ability to add VLAN IDs to the bridge
> > ports.  This is similar to what can be found in most switches.  The bridge
> > port may have any number of VLANs added to it including vlan 0 for untagged
> > traffic.  When vlans are added to the port, only traffic tagged with particular
> > vlan will forwarded over this port.  Additionally, vlan ids are added to FDB
> > entries and become part of the lookup.  This way we correctly identify the FDB
> > entry.
> >
> > There are still pieces missing.  I don't yet support adding a static fdb entry
> > with a particular vlan.  There is no netlink support for carrying a vlan id.
> >
> > I'd like to hear thoughts of whether this is usufull and something we should
> > persue.
> >
> 
> Do you think this might allow for per VLAN spanning tree (having ports in forwarding state or 
> blocking state depending on the VLAN) in the future?
> 
> 	Nicolas.

Completely different problem
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