Re: ntp problem in broadcastclients
On Wednesday, October 24, 2018 06:25:46 PM Gene Heskett wrote:
> On Wednesday 24 October 2018 11:07:05 rhkramer@gmail.com wrote:
> > I think that covers what I was going to say, but in an attempt to show
> > off my knowledge (or lack thereof) ;-)
> >
> > As I understand it, NTP tries to get an approximate correct time for
> > each client machine by doing something like measuring the round trip
> > time to the server and back, then dividing by two, and applying that
> > as a correction to the broadcast time from the NTP server.
> >
> > That was my understanding "back in the day" and I assume something
> > similar is still occurring.
> >
> > On the other hand, it is hard to imagine that computers on your LAN
> > have a latency anywhere near 70 seconds in communication from your NTP
> > "server" on the same LAN (the one broadcasting the time).
>
> Standard pings are in the 1 millisecond range.
Not the problem, for sure!
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