$ ntpq -pn remote refid st t when poll reach delay offset jitter ============================================================================== *210.173.160.27 133.243.236.20 2 u 661 1024 377 27.804 3.007 0.661 +210.173.160.57 133.243.236.19 2 u 703 1024 377 28.287 2.918 0.204 +210.173.160.87 133.243.236.19 2 u 727 1024 377 28.387 3.543 0.121