http://blogs.technet.com/b/danwoodman/archive/2008/07/22/which-virtualization-is-right-for-me.aspxThere's no question that virtualization is a hot topic right now.&#160; At its simplest level, virtualization is nothing more than removing the link between physical and logical.&#160; The easiest-to-understand example is also the most common form ofen-USTelligent Evolution Platform Developer Build (Build: 5.6.50428.7875)http://blogs.technet.com/b/danwoodman/archive/2008/07/22/which-virtualization-is-right-for-me.aspx#3295192Thu, 19 Nov 2009 20:14:14 GMTd5e57398-b9ef-4490-9955-07cbb4e4a80d:3295192wimkapteyn<p>I always expected that Virtual PC would support bidirectional parallel porst when the host used one.</p> <p>For one one reason or another it is only a spp port that is emulated. Do you happen to knwo why?</p> <p>I tried to trick it thru device manager by disabling the SPP port and enabling an ECP port to have it working. To no avail.</p> <p>in another blog i posed a few questions:</p> <p>is there a reason why only SPP is enabled?</p> <p>do you intend to put ecp support in virtual pc in the near future?</p> <p>is a workaround available (eg register changes?)</p> <p>or do you have an experimental solution so that I could test that for you?</p> <p>Could you shed some light on this issue?</p> <p>Kind regards,</p> <p>Wim</p> <p>wimkapteyn at hot mail dot com</p> <div style="clear:both;"></div><img src="http://blogs.technet.com/aggbug.aspx?PostID=3295192" width="1" height="1">