Re: brigde does not relay BPDU multicast pkgs

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Stephen Hemminger <shemminger@xxxxxxxxxx> wrote on 08/05/2009 18:02:26:

> On Fri, 8 May 2009 10:33:37 +0200
> Joakim Tjernlund <joakim.tjernlund@xxxxxxxxxxxx> wrote:
>
> >
> > Hi List
> >
> > We have noticed that when STP is off in the linux bridge, it won't
> > relay STP pkts received from other bridges.
> > This feels like a bug(a bad one too). I hope this isn't
> > intentional behaviour?
> >
> >  Jocke
> >
> > _______________________________________________
> > Bridge mailing list
> > Bridge@xxxxxxxxxxxxxxxxxxxxxxxxxx
> > https://lists.linux-foundation.org/mailman/listinfo/bridge
>
> It is a debatable whether this is correct behaviour.
> My current opinion is that it needs to forward STP packets if
> STP is off. This would allow for loop detection by other bridges
> doing STP.

Exactly, I had a look at the bride code and it wasn't obvious
too me where to add the code to make this happen. Any pointers?

>
> Longer term, RSTP needs to be fully integrated and default to on.
> That way the average user will be safe from loops.

yes, please :)

 Jocke

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