[ntp:questions] IEEE 1588 (PTP) at the nanosecond level?

Paul tik-tok at bodosom.net
Tue Mar 18 13:30:31 UTC 2014


On Tue, Mar 18, 2014 at 5:14 AM, Martin Burnicki <
martin.burnicki at meinberg.de> wrote:

> But without additional measurements you still don't know for sure if this
> is the true time offset, or if there is an additional systematic time
> offset (e.g. to an asymmetric network connection) which can't be measured.


The point was you can easily get below milliseconds with NTP.  It's
irrelevant because the OP is actually interested in PTP.


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