i know there hav been many many people in this forum asking the same question over and over again "I cant send files over msn messenger and i m behing a router. Any solutions" As a matter of fact there is!!! for that u gotta download a program called "TeraPod" u can get it from
http://download.com.com/3000-2196-10122508.html
(please read the description of the program before downloading and also, download it on ur own risk)
P.S. i havnt tried this program to see if it works. therefore i would like someone to try it and post their replies over here saying wheter they like it or not.
CehNehDian!