$ ntpq -pn remote refid st t when poll reach delay offset jitter ============================================================================== +210.173.160.27 133.243.236.19 2 u 20 1024 377 27.347 3.732 0.637 *210.173.160.57 133.243.236.19 2 u 954 1024 377 27.273 3.379 1.100 +210.173.160.87 133.243.236.20 2 u 422 1024 377 27.196 3.458 16.625