[ntp:questions] Strange timestamps in ntp packets

Unruh unruh-spam at physics.ubc.ca
Thu Nov 13 14:26:19 UTC 2008

David Woolley <david at ex.djwhome.demon.co.uk.invalid> writes:

>Unruh wrote:

>> looks at it because only one timestamp is relevant.  On the return,
>> the reference  timestamp is garbage, again becaue the client has not yet
>> filled it in which it will do when it receives the return from the server. 

>Reference timestamp is set by the server; it is the last time that it 
>got a (used?) incoming sample.

But it is garbage and is not used by anthing. What I meant was that the
client will upon receipt of the packet stick in the time at which that
packet was received from the server into that location. Those four
timestamps are then used to determine the best approx to the true time
offset of the client.

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