remote refid st t when poll reach delay offset jitter
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*ntp-b3.nict.go. .NICT. 1 u 6 16 377 1.414 -0.007 0.035
+ntp1.jst.mfeed. 133.243.236.17 2 u 40 64 377 2.032 -0.104 0.109
Last generated @ 2019/12/16 19:18:50
Using: * , Available: +
Supplying wrong time: x
Far distance(but available): #
Clustering inspection failure: -
Congestion: .