[ntp:questions] Setting up a Stratum in ntpd
Srikanth K
srikanth.k at hp.com
Fri Apr 1 13:45:45 UTC 2005
Brad,
Thanks a lot for your valuable comments.
It indeed takes some time for the 'server ntpd' to propagate its stratum
to its 'client ntpd'.
Regards,
-Srikanth K.
Brad Knowles wrote:
> At 10:48 AM +0530 2005-04-01, Srikanth K wrote:
>
>> My question: Is there any way through which i can make the stratum
>> value of machine 'B' as 1 ?
>
>
> Technically, that is most likely do-able. However, that is an
> exceedingly bad idea. In the scenario you have outlined, machine B
> may have sync'ed to machine A, but it has not yet gathered enough
> information to be able to turn around and provide time information to
> clients of it's own. You need to give it that time.
>
> Assuming that everything else goes as it should, then the stratum
> of machine A should get propagated through correctly to machine B, and
> then through to the clients of machine B.
>
>
> If you want to speed up the synchronization of machine B (so that
> it can provide time more quickly to its clients), then I'd recommend
> you take a look at the instructions at
> <http://ntp.isc.org/bin/view/Support/StartingNTP>.
>
> However, you should also take a look at the instructions at
> <http://ntp.isc.org/bin/view/Support/DesigningYourNTPNetwork> and
> especially
> <http://ntp.isc.org/bin/view/Support/SelectingOffsiteNTPServers> to
> make sure that you have specified a sufficient number of upstream time
> servers for your application.
>
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