.. _environment-ntp:

Network Time Protocol (NTP)
~~~~~~~~~~~~~~~~~~~~~~~~~~~

You should install Chrony, an implementation of :term:`NTP <Network Time
Protocol (NTP)>`, to properly synchronize services among nodes. We recommend
that you configure the controller node to reference more accurate (lower
stratum) servers and other nodes to reference the controller node.

.. toctree::
   :maxdepth: 1

   environment-ntp-controller.rst
   environment-ntp-other.rst
   environment-ntp-verify.rst