$ ntpq -pn
remote refid st t when poll reach delay offset jitter
==============================================================================
+210.173.160.27 133.243.236.20 2 - 783 1024 377 28.461 2.402 0.572
+210.173.160.57 133.243.236.20 2 - 821 1024 377 27.265 2.185 1.230
*210.173.160.87 133.243.236.20 2 - 689 1024 377 28.414 2.942 1.508
