[ntp:questions] Very rapid polling

David Woolley david at ex.djwhome.demon.co.uk.invalid
Mon Feb 23 08:01:04 UTC 2009


Terje Mathisen wrote:
> David Woolley wrote:
>> Danny Mayer wrote:
>>> David Woolley wrote:
>>>> Danny Mayer wrote:
>>>>
>>>>> There is no way to mark an NTP packet as invalid but then why would 
>>>>> you
>>>> There are several ways of marking a packet as effectively invalid.  
>>>> The real problem is that there is a lot of software out there 
>>>> (including w32time) that will accept packets that the protocol says 
>>>> they should reject.
>>>
>>> No, there's is no way to mark a packet as invalid. If you mean KOD
>>
>> Leap bits = 11, root dispersion > 1 second, stratum = 16.
> 
> There's probably lots of time sync sw out there that will disregard all 
> of those and only use the four main timestamps to calculate the current 
> time.

Which is what I said, further up the quote.




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