[ntp:questions] Help with reference identifier for stratum 2 version 4.

Danny Mayer mayer at ntp.org
Wed Dec 16 04:41:29 UTC 2009

Poster Matt wrote:
> Thanks for the clarification David, it's appreciated.
> One quick thing if you have a moment to clarify it for me. Was I right in 
> writing that in the transmit timestamp (in a NTP message being sent to the 
> server) that the "low order unused bits" get randomized. 2 questions about 
> that; is that just version 4 not 3, and are the "low order unused bits" of 
> that timestamp just the final byte?

See Section 6 Data Types of the draft. The number of used bits is
defined as the precision p and any leftover bits in the timestamp should
be randomized. The precision is specified in the header of the NTP packet.


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