I'm just going to explain my experience with a vBulletin Big Board and how to get the most out of your hardware by simple tweaks and changes to the software that your site runs. I will break this article down into sections.
What is a big board?
I went to pick up a Wireless Router from a local computer shop http://www.a-power.com in hopes of grabbing a WRT54GL or at least a WRT54GS. The main reason being that I could flash the hardware to run DD-WRT http://www.dd-wrt.com which is a third part open source router firmware.