If you Google "Printer Port Monitor", several websites, mostly with free software are found. Here is a small, but interesting collection of web addresses, of which I have personally tested NONE!!:-
http://neil.fraser.name/software/lpt/
http://technet.microsoft.com/en-us/s.../bb896644.aspx
http://www.brothersoft.com/parallel-...tor-11878.html
http://www.freedownloadscenter.com/B...llel-port.html
http://www.topshareware.com/free-par...ownloads/1.htm
http://www.geekhideout.com/parmon.shtml
Regards
Der Fisherman