Re: [lwip-users] How to build a simple TCP [...]

[Bob McConnell]

Kieran Mansley wrote:
> On Thu, 2008-07-10 at 12:49 +0200, Simon Goldschmidt wrote:
> > Is this something to be afraid of? I didn't think the win32 port
> > would be used in production environments where this matters... But
> > of course we could change this to be defined somwhere instead of
> > calculating it from the real ethernet card's MAC.
>
> I think that would be better.  It would make it more obvious that the
>  MAC address being used is just made up, and so needs to be carefully
>  chosen.

The specs also say that there are some bits in the first two bytes of
the MAC that need to be set when it is a virtual NIC instead of a real
card. I have implemented that at work for emulations using tap devices
on FreeBSD, but don't have the reference here at home.

Bob McConnell
N2SPP