> On May 10, 2016, at 4:21 PM, Harlan Stenn <st...@ntp.org> wrote: > >> Configure all of your devices to get NTP from the servers you run >> using authentication. > > Yes, and properly monitor your ntpd instances.
And upgrade them. Some software distributors don’t ship modern software. if you are using a distribution packaged ntpd it’s likely old and difficult to determine its lineage due to how it’s packaged. If you’re using Redhat based systems consider using chrony instead, even the new beta fedora 24 uses 4.2.6 derived code vs 4.2.8 - Jared
