I verified the following in my Ubuntu 8.04 VM. So, hopefully should also be accurate for a natively-installed system. 1 – Verify that ntpd is running: ps -Af | grep ntp sudo netstat -nap | grep ntp Verify that ntpd is running and listening on port 123. 2 – Verify the following… Continue reading Verifying NTP on Linux system (8.04)