[ntp:questions] Re: dcf77 receiver makes ntp unstable? (drift and offset get jumpy)

Richard B. Gilbert rgilbert88 at comcast.net
Mon Feb 7 22:25:21 UTC 2005


Folkert van Heusden wrote:

>>>When I switch on my DCF77 receiver, my ntp-server suddenly gets very 
>>>unstable:
>>>http://keetweej.vanheusden.com/ntp_graph.png
>>>(the blue line indicates start of DCF77 receiver).
>>>Running ntpq 4.2.0a at 1.1190-r on a P-III (1GHz) with Linux (2.6.9).
>>>      
>>>
>>I don't see any blue line on that graph.  Red and green but not blue.
>>    
>>
>
>Look closely, it is there! It actuall is half the graph.
>http://keetweej.vanheusden.com/ntp_graph.png
>
>Folkert van Heusden
>
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Netscape v7.2 does not display the blue line!  Internet Explorer does 
display the blue line.  It also displays an initial spike to about 500 
ms that Netscape does not.

The same old Microsoft game; use our tools and force everyone to use our 
browser!



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