Bridges
Yar Tikhiy
yar at comp.chem.msu.su
Wed Sep 28 16:49:09 PDT 2005
On Thu, Sep 29, 2005 at 04:47:32AM +1000, Peter Jeremy wrote:
>
> The problem is that the current bridge code only considers the MAC
> address for forwarding. When VLANs are in use, this is incorrect as
> both the MAC address and VLAN tag must be considered. The difference
> is crucial when you have the same MAC address appearing in multiple
> VLANs. This can occur when using DECnet Phase IV or Solaris with
> Cassini NICs - both of which have a per-host MAC address rather than a
> per-NIC MAC address.
FWIW, this sounds quite reasonable to me. Indeed, there is plenty
of good and not-so-good reasons for the same MAC address to appear
on different VLANs, and it seems a licit case.
--
Yar
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