http://www.dolphinics.com/products/MXS824.html http://www.dolphinics.com/products/MXS824.html for example. My point was that you don't buy those and then layer

http://www.dolphinics.com/products/MXS824.html http://www.dolphinics.com/products/MXS824.html for example. My point was that you don't buy those and then layer TCP/IP on top of it.