pfSense

On some occasions NTP is not working as expected, with the below observed: The NTP Status Dashboard widget has the time, but lists the Sync Source as “No active peers available.” Under Status > NTP, all the pools show a status of “Pool Placeholder” and non-pools show “Unreach/Pending.” They all have “Stratum” equal to 16 … Read more

For clients that have hardcoded external NTP servers, and you want to block access to them you need to redirect all NTP requests to pfSense: To restrict client NTP to only the specific servers configured on a pfSense firewall, a port forward may be used to capture all NTP requests sent to other servers. In … Read more