Jim wrote:

>I have a older Mac with no networking options other then serial. I was
>wondering if anyone knows of a place where I could find how to make,
>or where I could buy a cable that would allow me to connect my older
>Mac to my x86 box so I can get slip up and going. Some sort of Mac to
>PC "null modem" cable. 

There are wiring diagrams and explainations for a number of different 
cables, including one that does what you want, on:

  http:/murphy.dyndns.org/NetBSD/cables.html

-bob