iam working from LINKSYS, im one of the techsupport from LINKSYS, u could try emailing us at
support@linksys.com and have a request for a wcf12 beta driver.....we had it in our ftp site, but dont know and have no reason why they just removed it out there.....but then just email us
support@linksys.com
HOPE THAT WORKS!!!!