Here are a few things I've looked at in the past...when this topic had come up at our local tech meetings. http://www.linuxjournal.com/article/8214 http://www.theage.com.au/articles/2002/08/30/1030508114210.html http://www.linuxjournal.com/article/6734 as far as costs...I guess it depends on if you hire someone to do it or roll your own... --Huck