Queries multiple NIST time servers, updates PC clock
Backward-compatible upgrade to NISTIME utility which provides better accuracy (+/- 0.5 second) and ability to query user-configurable list of NIST time servers with improved error recovery. Source code included. FREEWARE.
http://hobbes.nmsu.edu/cgi-bin/h-search?key=nistime2.zip
Source: OS2VOICE