[ntp:questions] Windows built-in SNTP/NTP clients

David L. Mills mills at udel.edu
Fri Aug 15 18:37:48 UTC 2008


So far as I am concerned, the mode-6 C&M protocol remains as in rfc1305, 
althougth not in the current NTPv4 draft. The WG intent is to publish 
that in a separate draft.

There was never any intent to detail the various billboards and eye 
candy in the specification, only the status words and read/write 
commands. These depend on the particular implementation; in the 
reference implementation these details are in the ntpq and decode 
documentation pages. They are by design not in the specification, as 
they change in minor ways as the algorithms evolve and new features are 


Ryan Malayter wrote:
> On Thu, Aug 14, 2008 at 12:17 PM, David L. Mills <mills at udel.edu> wrote:
>>That was 16 years ago
> It is still the only published standard for implementers to use.
>>and you know exactly what I meant. If you are
>>going to implement a mode-6 control and monitoring protocol, then you
>>must conform to the specification. Period. Any other interpretation is
> It seems that any definition of the content of mode 6 packets has been
> removed from draft-ietf-ntp-ntpv4-proto-10. I don't know what to make
> of that, and I'm sure other implementers would be confused about it as
> well.

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