The Dimension 4 i download recently uses, in dafault list, dozens of ntp server, one after the next.
The original official ntpd on unix use multiple ntp server and "average" them out, i believe 73 Simon On Thursday, December 6, 2018, Wolfgang <oe1...@gmail.com> wrote: > > Relying on just one ntp server in Windows requires a net connection > with absolute no glitches. ntp time adjust needs the same delay > for up- and download on the internet connection to do a perfect sync. > > I had been asked by local OM to support him. 'Sometimes' his clock > was off by 1,5 to 2,5 seconds. Even if he used Dimension4 with an > interval of 10 minutes. The Dimension4 is using just one time server > in the configuration setting. Took us a while to find out! > > My friends ADSL line is slow, asymetrical in speed (by the provider) > and has apparently sometimes glitches or delays on the download link. > This can happen, if the ADSL end point is in long ir maximum distance > to the DSLAM modems in the local exchange. > > Only Meinberg uses and describes why they use for this given reason > several ntp time server. The 'NetTime' software has 4 entries, but no > info how and if they use them accordingly. > > Using the 'default' ntp time server is not the best solution either. > In Meinberg and in NetTime one can set the configuration for the > servers. Do not use them as in the default settings! Your optimum ntp > server can be found here: https://www.ntppool.org/ One should use a > time server (or, as said, several of them) in the home area or at > least on the own continent. > > > 73 de Wolfgang > OE1MWW > > ---------- > Amateur radio is the most expensive type of free-of-charge communication! > Amateurfunk ist die teuerste Art der kostenlosen Kommunikation! > > > > _______________________________________________ > wsjt-devel mailing list > wsjt-devel@lists.sourceforge.net > https://lists.sourceforge.net/lists/listinfo/wsjt-devel >
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