[time-nuts] NTP problem on Windows

Dr Bruce Griffiths bruce.griffiths at xtra.co.nz
Wed May 16 20:45:02 EDT 2007


Tim Shoppa wrote:
> "Joseph Gray" <jgray at zianet.com> wrote:
>   
>>> What are the actual IP addresses of the servers they are syncing to?
>>>
>>> Bruce
>>>       
>> The one with the correct time:
>> Sync to: 64.5.1.130 Offset: 38.346ms Stratum: 3
>>
>> The one with the wrong time:
>> Sync to: 24.123.66.139 Offset: -1.074ms Stratum: 3
>>     
>
> At my QTH both of those servers are Stratum 2 and within a few hundredths
> of a second of the Right Time.
>
>   
Same here some 10,000+ km away

Bruce
> Odd that you see them as Stratum 3, maybe you've got a firewall pulling
> tricks on you :-).
>
> The best way to configure a NTP client is with multiple (preferably
> 3 or 4) servers, ideally nearby network-wise and diverse time-source
> wise. It's pretty sad how almost all stratum 1's are locked to GPS
> these days. If your NTP software doesn't support multiple servers,
> it is REALLY REALLY a good idea to move to something that does...
> hint: check out http://www.ntp.org/
>
> Tim.
>
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>   





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