[ntp:questions] high precision tracking: trying to understand sudden jumps

Hal Murray hal-usenet at ip-64-139-1-69.sjc.megapath.net
Tue Apr 1 04:51:48 UTC 2008

>>probably have make use of PTP (precision timing protocol).
>No idea what that is. If you had wanted super precision you would have put
>a GPS onto each machine, I hope. 
>From the Wikipedia entry on PTP it looks absolutely no different from ntp.
>I have no idea what the idea is. 

The basic idea is to do the time stamping in hardware deep in
the network adaper.  That avoids lots and lots of jitter.

These are my opinions, not necessarily my employer's.  I hate spam.

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