you could add a second NIC to a dreamcast although i don't know how well
this setup works.  someone was able to add an ISA port to his dreamcast
here: http://members.nbci.com/_bitmaster_/dc-index.html

> On Thu, 26 Apr 2001, Drew P. Vogel wrote:
>> Is it possible to connect two BBAs to a DC? Also, is it feasible to
> 
> No, as far as I've seen that's hardware-wise not possible.
> 
> 
>> control two BBAs with netbsd?
> 
> In theory, no problem (Where was that mail showing dmesg of a PC with
> 15(?) network interfaces? :-). In practice, see above.
> 
> 
> - Hubert