f you are the one owning the accesspoint or if the proxy is after the AP then you could install a router software on your PC and tell the Wii to route the trafic thru your computer.
Wii <---> Wireless device <---> Windowsbox <---> VPN <---> Internet
Playstation 3 and Xbox 360 were virtually in New York.
now able to do everything with my VPN tunnel that was exclusive to my PC before
Connect to the StrongVPN network, creating a VPN tunnel connection to any of 63 servers in 10 countries around the world with a max throughput of approx 8.5 MB.
combination of the latest Slingbox™ technology and carrier-class hosting solution
high quality cable television
We will sign you up for your own cable TV account and install a real cable TV box in our facility for you. We also install your very own Slingbox video encoding hardware so you can access your TV online