4.2.8p15 is the latest stable and recommended version of NTP. Click here to read the latest version of the docs.

Click here to read the 4.2.4 version of the docs. Refer to the table below for the release announcement for each patch level in the 4.2.4-series.

Release Date Release Announcement # of Security Fixes # of Fixes
December 8, 2009 4.2.4p8 1 HIGH
May 18, 2009 4.2.4p7 3 5
January 8, 2009 4.2.4p6 1 1 (bug)
1 (improvement)
August 17, 2008 4.2.4p5 94 (bugs)
102 (improvements)
August 28, 2007 4.2.4p4-RC2 8 (bugs)
2 (improvements)
June 29, 2007 4.2.4p3 1 bug
June 20, 2007 4.2.4p2 10 (bugs)
2 (improvements)
March 7, 2007 4.2.4p0 8 (bugs(
2 (improvements)
December 18, 2006 4.2.4 57 (bugs)
8 (improvements)