In this exercise you will configure the local system to get time data from public time servers on the Internet and also from a GPS clock. You will monitor the operation of NTP and learn to spot healthy and unhealthy behaviors. The complete explanation of this output is in the appendix. It might take five to fifteen minutes for the system to stabilize. The asterisk means that you are locked on to a good timeserver.
Good health is a combination of high reach, low delay, low offset, and low dispersion.
If you don't get any prompt at all, check cable and power connections. If you get any output at all it means the GPS is up and running. 13.84 4.912 4.88 cosl4.cup.hp.co listo. The delay is zero, which helps a lot. The reach should always be high for the GPS clock.