Question : 2 factor authentication on Sonciwall Aventail SSL VPN appliance

does anyone know how to setup 2 factor authentication for this sonicwall product.
I have a windows AD doing 1 level of authentication but need a second level to integrate to the vpn and not local AD logins

Answer : 2 factor authentication on Sonciwall Aventail SSL VPN appliance

Take a look at this link. Not sure if this will work for you but give it a shot.
http://www.winvistatips.com/re-release-emails-held-local-delivery-queue-t645411.html