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Kenzo Okuda kyokuheki

  • NTT DOCOMO
  • Tokyo, Japan
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kyokuheki / sping.sh
Last active September 28, 2018 05:01
#!/usr/bin/env bash
progname=sping
usage="usage: $progname <prefix> <source> <mask> <dev> <opts>..
example:
$progname 10.0 41 16 eth0
"
function sping24 () {

ocn

  • ntp-tk01.ocn.ad.jp 202.234.233.106
  • ntp-tk02.ocn.ad.jp 202.234.233.109
  • ntp-os01.ocn.ad.jp 210.145.255.76

nict

  • ntp.nict.jp
    • 133.243.238.163
    • 133.243.238.244
  • 133.243.238.243