From mboxrd@z Thu Jan  1 00:00:00 1970
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Date: Sun, 22 Apr 2007 09:50:11 -0700
From: Stephen Hemminger <shemminger@linux-foundation.org>
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Subject: Re: [Bridge] linux bridge does not bridge bpdu packets
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Roman Glebov wrote:
> Hallo,
>
> i have here transparent linux based bridge.
>
> The problem is : all stp packets which come to one side of the Bridge are
> not forwarded to the other side. Which distrubs stp when this device is
> put inbetween of two stp capable devices.
> It forwards all traffik through it.
> Normal udp/tcp traffik is forwarded.
>
> I switched stp on it "off" so it does not participate in Spanning tree
> communications.
>
> It is a very simple setup :
> br0 with eth0 and eht1 as ports. without any additional firewall rules.
>
>
> I am using 2.6.18-4-686 debian kernel(testing).
>
> i even did setfd br0 0.
>
>
> What am i doing wrong ?
>
> Do i need to use ebtables to explicitely forward the traffic?
>   
Turn on STP in the bridge, it will then receive process and send it's 
own STP BPDU's.