$ ntpq -pn
remote refid st t when poll reach delay offset jitter
==============================================================================
+210.173.160.27 133.243.236.20 2 - 77 1024 377 27.655 -2.492 0.752
+210.173.160.57 133.243.236.20 2 - 65 1024 377 27.422 -2.886 0.163
*210.173.160.87 133.243.236.20 2 - 974 1024 377 27.389 -2.381 0.690
