[ntp:questions] Re: Freeware for NTP time synchronization underWindows?

Danny Mayer mayer at gis.net
Sat Oct 30 20:51:25 UTC 2004


"Martin Dorey" <mdorey at bluearc.com> wrote in message news:<mailman.51.1098858324.72027.questions at lists.ntp.isc.org>...
> > Our lowest stratum ntp servers do several lookups for pool.ntp.org at 
> > startup.  I sometimes find that they can only use one of the resulting
>  IP 
> > addresses because the other is permanently stratum 16.
> 
> What's going to happen when all computers ship configured to talk to
> pool.ntp.org?  Won't this then comprise the majority of all ntp users?
> If the lookup doesn't return a working server and ntp doesn't repeat the
> lookup until it does, that's not going to work.  If there's some
> agreement on this, then can we talk about what the criteria should be to
> redo the lookup?  Just to get the ball rolling - 8 failed polls?

One of the items on the todo list is to be able to specify the number
of servers to connect to as well as to try the next server on the list
as a result of the DNS lookup. The lookup can return more than one
A/AAAA record so ntpd could potentially use more than one of them
for time service.

Danny



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