From owner-freebsd-stable  Sun Sep 15  9:11:29 2002
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Date: Sun, 15 Sep 2002 12:11:27 -0400
From: Joe Abley <jabley@automagic.org>
To: sthaug@nethelp.no
Cc: stable@FreeBSD.ORG, questions@FreeBSD.ORG
Subject: Re: Bug? VLANs, fxp, Catalyst and link0 story
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References: <20020915154110.GC58670@buffoon.automagic.org> <75069.1032104701@verdi.nethelp.no>
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On Sun, Sep 15, 2002 at 05:45:01PM +0200, sthaug@nethelp.no wrote:
> > > Sure it works, but this means - it works for *untagged* frames. And how
> > > about frames which are *tagged* for VLAN ID 1? Or maybe VLAN ID 1 is a
> > > "pseudo" one - for untagged frames only? I don't know, but I guessed that
> > > frames which are tagged for VLAN ID 1 should also work.
> > 
> > On catalysts, vlan 1 means "no vlan tag at all".
> 
> That depends on what the native VLAN is on the 802.1q trunk in question.
> You'll get VLAN 1 as the native VLAN by default, but you can certainly
> use another VLAN as the native VLAN.

Ah, I didn't realise that. I think it's pretty common in the wild for
the native VLAN to be left as 1, though.


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