Configure NTP Server(Chrony)2016/04/21 |
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Install Chrony and Configure NTP server for time adjustment. NTP uses 123/UDP.
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| [1] | Install and Configure Chrony. |
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root@dlp:~#
apt-get -y install chrony
root@dlp:~#
vi /etc/chrony/chrony.conf # line 20: comment out # pool 2.debian.pool.ntp.org offline iburst# add servers of your timezone for time synchronization
server ntp1.jst.mfeed.ad.jp offline iburst
server ntp2.jst.mfeed.ad.jp offline iburst server ntp3.jst.mfeed.ad.jp offline iburst # line 69: add the network range you allow to receive requests # allow 10/8# allow 192.168/16# allow 172.16/12
allow 10.0.0.0/24
root@dlp:~#
systemctl restart chrony
# show status root@dlp:~# chronyc sources 210 Number of sources = 3 MS Name/IP address Stratum Poll Reach LastRx Last sample =============================================================================== ^* ntp1.jst.mfeed.ad.jp 2 6 7 1 -981us[-8160us] +/- 99ms ^+ ntp2.jst.mfeed.ad.jp 2 6 7 1 +1303us[-5876us] +/- 99ms ^+ ntp3.jst.mfeed.ad.jp 2 6 7 1 +724us[-6455us] +/- 135ms |