Configure NTP Server (NTPd)2016/04/21 |
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Install NTPd and Configure NTP server for time adjustment. NTP uses 123/UDP.
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| [1] | Install and Configure NTPd. |
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root@dlp:~#
apt-get -y install ntp
root@dlp:~#
vi /etc/ntp.conf # line 18: omment out # pool 0.ubuntu.pool.ntp.org iburst# pool 1.ubuntu.pool.ntp.org iburst# pool 2.ubuntu.pool.ntp.org iburst# pool 3.ubuntu.pool.ntp.org iburst# pool ntp.ubuntu.com# add servers of your timezone for time synchronization
server ntp1.jst.mfeed.ad.jp iburst
server ntp2.jst.mfeed.ad.jp iburst server ntp3.jst.mfeed.ad.jp iburst # line 50: add the network range you allow to receive requests restrict 10.0.0.0 mask 255.255.255.0 nomodify notrap
root@dlp:~#
systemctl restart ntp
# show status root@dlp:~# ntpq -p
remote refid st t when poll reach delay offset jitter
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*ntp1.jst.mfeed. 133.243.236.17 2 u 8 64 3 17.613 3.116 2.670
ntp2.jst.mfeed. .INIT. 16 u - 64 0 0.000 0.000 0.000
+ntp3.jst.mfeed. 133.243.236.17 2 u 3 64 3 18.134 2.303 3.591
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