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Subject: Re: vlan id 0
From: Adrian Chadd <adrian@freebsd.org>
To: "Danny J. Mitzel" <mitzel@acm.org>
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Cc: "freebsd-net@freebsd.org" <freebsd-net@freebsd.org>,
 Tony Moseby <tsmoseby@yahoo.no>
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Ok..

Can someone please submit a PR with a patch that addresses this? I'll
try to make sure it gets into freebsd-head.


-a


On 27 September 2014 18:24, Danny J. Mitzel <mitzel@acm.org> wrote:
>   On Sat, Sep 27, 2014 at 4:44 PM, Adrian Chadd wrote:
>   > .. the spec allows vlan id=0?
>
> 0 is not a valid VLAN ID but the specs do allow it
> in a tagged packet, it's called "Priority tagged".
> The priority bits should be interpreted when making
> any queuing / scheduling decisions during forwarding.
> The VLAN ID bits are ignored and packet is to be
> treated as untagged during forwarding / flooding
> decisions.