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> -----Message d'origine-----
> De=A0: tech-net-owner@NetBSD.org [mailto:tech-net-owner@NetBSD.org] De =
la
> part de Rui Paulo
> Envoy=E9=A0: jeudi 6 avril 2006 19:25
> =C0=A0: tech-net@NetBSD.org
> Objet=A0: Re: a stupid question about ethernet addresses
>=20
> "Konstantin KABASSANOV" <Konstantin.Kabassanov@lip6.fr> writes:
>=20
> > If there is a packet with the same source and destination mac =
address
> > (typically a packet wrongly sent over an interface different from =
the
> > loopback), what could be the right behaviour of the kernel? Is the
> packet
> > treated twice (no way to make difference between incoming and =
outgoing
> > direction)?
>=20
> If I understad you correctly you are asking what should a system do if
> it recives a packet with the same src and dst MAC address ?

Assuming that the address is its own mac address...

At least libpcap (tcpdump) displays the packet twice...

Konstantin

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