$ ntpq -pn
remote refid st t when poll reach delay offset jitter
==============================================================================
+210.173.160.27 133.243.236.19 2 - 137 1024 377 27.214 -3.723 0.653
+210.173.160.57 133.243.236.20 2 - 155 1024 377 27.552 -3.757 0.269
*210.173.160.87 133.243.236.19 2 - 17 1024 377 27.509 -4.376 1.181
