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Date:      Thu, 24 Oct 2002 10:47:49 -0700
From:      Lars Eggert <larse@ISI.EDU>
To:        Luigi Rizzo <rizzo@icir.org>
Cc:        net@FreeBSD.ORG
Subject:   Re: Bridging when one interface has no carrier
Message-ID:  <3DB83245.8010806@isi.edu>
In-Reply-To: <3D61224B.2020902@isi.edu>
References:  <3D61224B.2020902@isi.edu> <20020819102951.A38869@iguana.icir.org>
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[-- Attachment #1 --]
Luigi Rizzo wrote:

> I guess the responsible of the problem is this part of code
> in sys/net/if_ethersubr.c:ether_demux():
>
>         /* Discard packet if interface is not up */
>         if ((ifp->if_flags & IFF_UP) == 0) {
>                 m_freem(m);
>                 return;
>         }
>
> which is somewhat funny, because once we have the packet, we
> might as well process it.

That block is inside a "if (!(BDG_ACTIVE(ifp)))" block though - won't it 
be bypassed when bridging is enabled on the interface anyway? (I've 
disabled the block, but packets are still not bridged.)

Lars
-- 
Lars Eggert <larse@isi.edu>           USC Information Sciences Institute

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