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doc: mention dependency of net corrections on HW timestamping

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Miroslav Lichvar 2023-12-05 13:03:27 +01:00
parent 42fdad5dcc
commit 89aa8fa342
1 changed files with 4 additions and 2 deletions
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6
doc/chrony.conf.adoc
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@ -339,8 +339,10 @@ Protocol (PTP) correction field in NTP-over-PTP messages updated by one-step
end-to-end transparent clocks in network switches and routers to significantly
improve accuracy and stability of the synchronisation. NTP-over-PTP can be
enabled by the <<ptpport,*ptpport*>> directive and setting the *port* option to
the PTP port. This field should be enabled only for servers known to be running
*chronyd* version 4.5 or later.
the PTP port. The corrections are applied only to NTP measurements with HW
timestamps (enabled by the <<hwtimestamp,*hwtimestamp*>> directive). This
field should be enabled only for servers known to be running *chronyd* version
4.5 or later.
{blank}:::
[[pool]]*pool* _name_ [_option_]...::