Perhaps IP-gleaning is an option? Microchip uses this in their TCP/IP stack.
See: http://ww1.microchip.com/downloads/en/AppNotes/00833b.pdf

Marcel

Alex Harford wrote:
> On 6/26/06, Josh Koffman <joshybear@gmail.com> wrote:
>> 
>> Anyone know how iTunes finds other instances of iTunes? I'm pretty
>> sure it works even if the computers are using different IP ranges (ie
>> one computer has a proper IP, and the other has a 169.x.x.x address).
>> At least, I seem to remember that...
>> 
> 
> Zeroconf.
> 
> http://en.wikipedia.org/wiki/Zeroconf
> 
> Apple calls it Bonjour.  Previously Rendezvous but there was a
> trademark conflict IIRC.
> 
> Alex
-- 
http://www.piclist.com PIC/SX FAQ & list archive
View/change your membership options at
http://mailman.mit.edu/mailman/listinfo/piclist