Similar to LapLink serial/parallel connection (Score 1)

http://www.briggsoft.com/fmdos... File Maven (DOS) is an free DOS freeware file manager with high speed PC-to-PC file transfers via serial or parallel cable. The user interface features a dual directory display with pull-down menus, mouse support, hot keys, 50-line video support, and a choice of 10 pre-defined color schemes. Similar to LapLink.