title: Windows/.NET way to monitor/debug the serial port?
body: <p>I have an application which is .NET 2.0, running on Windows XP Professional.  This app uses the Serial Port to communicate with some custom devices.</p>
  
  <p>For some reason, a few of our custom built PCs have an issue with the Serial Port, where it will stop functioning after a few weeks of use.  Other that auto-reboots, which won't work in my scenario, are there any utilities out there which can debug/diagnose the serial port?  Is there any .NET library which can help with this (can I write my own utility to debug the port)?</p>
  
  <p>Also, has anyone had any experience with the following library:
  <a href="http://www.sax.net/commstudio" rel="noreferrer">Sax CommStudio</a></p>