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Configure NTP Server (NTPd)
2014/04/18 |
| Install NTPd and Configure NTP server for time adjustment. NTP uses 123/UDP. |
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root@dlp:~#
apt-get -y install ntp
root@dlp:~#
vi /etc/ntp.conf # line 19: omment out # server 0.ubuntu.pool.ntp.org# server 1.ubuntu.pool.ntp.org# server 2.ubuntu.pool.ntp.org# server 3.ubuntu.pool.ntp.org# server ntp.ubuntu.com# change servers for synchronization
server ntp1.jst.mfeed.ad.jp
server ntp2.jst.mfeed.ad.jp server ntp3.jst.mfeed.ad.jp # line 48: add the network range you allow to receive requests restrict 10.0.0.0 mask 255.255.255.0 nomodify notrap
/etc/init.d/ntp restart * Stopping NTP server ntpd [ OK ] * Starting NTP server ntpd [ OK ]root@dlp:~# ntpq -p # show status
remote refid st t when poll reach delay offset jitter
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ntp1.jst.mfeed. 133.243.236.17 2 u 3 64 1 20.052 2.622 0.000
ntp2.jst.mfeed. 210.173.160.86 2 u 2 64 1 19.616 2.274 0.000
ntp3.jst.mfeed. 210.173.160.56 2 u 1 64 1 18.126 1.942 0.000
europium.canoni .INIT. 16 u - 64 0 0.000 0.000 0.000
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