[ntp:questions] Confused about pool rotation

John Hasler jhasler at newsguy.com
Thu Feb 7 02:08:26 UTC 2013


Robert Scott writes:
> So I am trying to achieve 12 ppm frequency calibration by developing a
> temporary local time stamp that is disciplined by SNTP.  I figure two
> SNTP samples about 2 to 4 hours apart will give the required frequency
> accuracy, assuming typical SNTP jitter.

I don't see why this should be better than (or even as good as) using
the system clock as disciplined by NTP.
-- 
John Hasler 
jhasler at newsguy.com
Dancing Horse Hill
Elmwood, WI USA



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