$ ntpq -pn remote refid st t when poll reach delay offset jitter ============================================================================== +210.173.160.27 133.243.236.20 2 u 640 1024 377 27.499 0.349 0.140 *210.173.160.57 133.243.236.…

Nov 6 01:10:38 ns kernel: Packet log: input DENY ppp0 PROTO=17 160.111.68.11:1028 210.138.41.6:137 L=78 S=0x00 I=26697 F=0x0000 T=112 (#34) Nov 6 05:18:58 ns kernel: Packet log: input DENY ppp0 PROTO=17 213.99.83.95:1028 210.138.41.6:137 L…

おぉ。

2:30 から 7:00 まで4.5時間。