TODO
====

 * Fix the issue that was reported here:
  http://mail.python.org/pipermail/python-list/2007-April/436544.html
  http://mail.python.org/pipermail/python-list/2007-April/436575.html

  Potential fix here:
    http://aspn.activestate.com/ASPN/Cookbook/Python/Recipe/466298

 * Add some more network calcs.

