I recently purchased a Linksys WMA11B on the cheap off of eBay. The goal was to connect my Iomega StorCenter to it, but haven't yet crossed that bridge. One bridge I have crossed though, is installing the software on my Vista SP1 host. Out of the box the "driver" downloaded from Linksys installed with no problems. I was prompted to install .NET 1.0 which completed with no problem. The software started but the device was displaying "Waiting for Host". To solve this I had to add 2 additional entries in the Firewall Exceptions bringing the total to 4.

Here is the list