[time-nuts] Precision Time Protocol – Windows 10 implementation

David J Taylor david-taylor at blueyonder.co.uk
Thu Aug 8 16:22:58 UTC 2019


Hi everybody! My first post here, I hope the subject is adequate for this
mailing list.

I'm using a tiny layer 1 NTP server consisting of Raspberry Pi 3B+ with
Ublox MAX-M8Q expansion board providing GNSS (currently GPS, Galileo and
Glonass, sometimes I switch to Beidou, too) reference with PPS + a simple
patch antenna hanging near the window. Offset, jitter and rms are most
often smaller than 1 µs. The server is included in NTP pool.

I'm using several Windows 10 machines on the same LAN, all using NTP client
software from Meinberg. The typical offset and jitter in those are about
100-500 µs. I would like to make it lower.
[]
Thanks in advance for any suggestions!

Adam Kumiszcza
============================================

Adam,

You could feed the PPS signal to the Windows PCs as one way of making the 
performance better:

  https://www.satsignal.eu/ntp/setup.html

Performance:

  https://www.satsignal.eu/mrtg/performance_ntp.php#windows-stratum-1

Cheers,
David
-- 
SatSignal Software - Quality software for you
Web: http://www.satsignal.eu
Email: david-taylor at blueyonder.co.uk
Twitter: @gm8arv 





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