There are many available today. Check out www.emerald.iea.com for
one of the first, and still the most widely used port (that I know
of). It has a lot of roots derived from the Livingston 1.16 server,
but has had major additions to include a true RDBMS/ODBC intefrace,
concurrency control, UNIX passwd file support, WINNT SAM support,
password reversing for UNIX/WINNT, and many more options.
--
Dale E. Reed Jr. (daler@iea.com)
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IEA Software, Inc. | RadiusNT, Emerald, and NT FAQs
Internet Solutions for Today | http://www.emerald.iea.com