TCP/IP over optical links may be a good option if they are just triangulating radio. HERE is a link to an article featuring full-duplex voice over cheap laser/

TCP/IP over optical links may be a good option if they are just triangulating radio. HERE is a link to an article featuring full-duplex voice over cheap laser/LED optical link over 95 miles. http://hackaday.com/2012/09/22/communicating-with-a-beam-of-light/ http://hackaday.com/2012/09/22/communicating-with-a-beam-of-... If anyone can get that to the "right-side" then, by all means this may very well be an option for establishing high-speed TCP/IP as well.