[Bridge] bridge problem

[Stephen Hemminger]

On Wed, 17 Jun 2009 23:26:40 -0500
"richardvoigt at gmail.com" <richardvoigt at gmail.com> wrote:

> On Tue, Jun 16, 2009 at 6:04 PM, Paolo NOTARI <paolo_notari at vodafone.it>wrote:
> 
> > Hello,
> >
> > I have these two card that I'm trying to use in a bridge :
> >
> > nVidia Corporation MCP67 Ethernet (rev a2)
> > Davicom Semiconductor, Inc. 21x4x DEC-Tulip compatible 10/100 Ethernet (rev
> > 31)
> >
> > Bridge works if nvidia is the LAN side and Davicom on WAN side, but no way
> > to get bridge working if nvidia is on LAN and Davicom on WAN -
> 
> 
> I have no clue what you're talking about.  The bridge logic treats all ports
> exactly the same, except when it comes to spanning tree choosing one to shut
> down when it detects a link.  Beyond that, your "working" and "not working"
> don't seem to be different.
> 
> Are you sure you are using bridging, and not routing or NAT?
> 
> 
> >
> >
> > Driver for Davicom is dmfe; with driver Tulip interface isn't even added to
> > bridge
> >
> > Paolo
> >

Maybe one of the drivers (or providers) doesn't do promiscious mode and
expects only a particular MAC address.

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