Brian Hechinger wrote: On Wed, Apr 08, 2009 at 11:18:14PM -0400, Sridhar Ayengar wrote: Sampsa Laine wrote: So if I have two dual port PCI cards, one in machine 1, one in machine 2, I wire them: 1.A. -> 2.B 2.A -> 1.B No, 1. A -> B 2. B -> A Which is exactly what Sampsa said in the first place. Ignore him, Sampsa, you have the right idea. It was a poor attempt at humor. Peace... Sridhar