$ ntpq -pn remote refid st t when poll reach delay offset jitter ============================================================================== +210.173.160.27 133.243.236.20 2 u 6 1024 377 26.865 3.234 0.455 *210.173.160.57 133.243.236.19 2 u 991 1024 377 27.127 2.655 0.111 +210.173.160.87 133.243.236.17 2 u 25 1024 377 26.456 3.106 0.188