[ntp:questions] "good enough" ntp configuration
kostecke at ntp.isc.org
Sat Jun 9 02:53:56 UTC 2007
On 2007-06-08, Richard B. Gilbert <rgilbert88 at comcast.net> wrote:
> Mark Boolootian wrote:
>> I'm a simple-minded dweeb looking to provide campus systems with
>> reasonably accurate clocks. If campus system clocks are within, say,
>> two seconds of one another, they'll probably let me keep my job.
>> I've rummaged through the docs and mailing list, but I haven't really
>> found an answer to this "good enough" kind of question. At the moment,
>> I have a pair of NTP stratum 1 appliances, one GPS, the other CDMA.
>> What I'd like to know is, given my desire for sub-two seconds of
>> accuracy (am i using the correct term for what i want?) am I good
>> enough to just point clients at the stratum 1 pair?
> You're probably okay just pointing the whole campus to your two
In which case you must ensure that these two servers stay in relatively
With only two servers of equal strata the clients will not have a
clear best choice. If the servers drift too far apart you could have
cases of inter-client offsets exceeding your stated accuracy.
Steve Kostecke <kostecke at ntp.org>
NTP Public Services Project - http://support.ntp.org/
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