February 1, 2012 1:27 PM

I just spent a weekend playing with the same stuff and I got mine working.

Here is what you need to do.

Download and install this version of tomato that supports VLAN and VPN as well as all the other cool stuff.

http://www.4shared.com/file/zXuhWX8l/tomato-K26USB-NVRAM60K-1287494.html

I found the following how-to articles extremely helpful when setting up router-to-router VPN.

http://www.wasagacomputers.com/home/2010/8/10/tutorial-site-to-site-vpn-using...

then

http://www.mcbsys.com/techblog/2011/11/set-up-vlan-and-site-to-site-vpn-with-...

If you just want a client computer talking to 3500L VPN then check out:

http://www.howtogeek.com/60774/

Enjoy and don't stay up too late like I did!

Tom Travis