ipfw, "ip|all" proto and PPPoE -- does PPPoE packets passed to ipfw?

Luigi Rizzo rizzo at iet.unipi.it
Thu Aug 30 20:51:54 UTC 2012


On Wed, Aug 29, 2012 at 08:01:50AM -0700, Michael Sierchio wrote:
> On Wed, Aug 29, 2012 at 8:01 AM, Michael Sierchio <kudzu at tenebras.com> wrote:
> 
> >         ip from any to any in recv vr0
> 
> "any" here is also not appropriate...

it is just sintactic sugar, "from any to any" corresponds 
is just printed by
default to make the rule look like the 'old style' (pre-2003)
ipfw syntax, but otherwise has zero cost at runtime.

cheers
luigi

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