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Re: ntp config tech note
- From: Robert E. Seastrom
- Date: Thu May 20 22:11:58 2004
"Hannigan, Martin" <hannigan@verisign.com> writes:
> That's NTPv4 isn't it?
>
> I also prefer to use three peers vs. two. Always an odd number,
> greater than 1. Assumptions can't be made about the mathematics
> behind time, but in a reference model, odd numbers are better.
Actually, three is not enough; Mills says at least four. Diversity in
manufacturer (and controlling organization if you can spare the
cycles) is a big big plus. You may wish to read Dr. Mills' post to
comp.protocols.time.ntp in the wake of the TrueTime bug of the
2001->2002 new year:
http://groups.google.com/groups?hl=en&selm=3C32924F.994E1D01%40udel.edu
---Rob
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