Chrony : Configure NTP Server2015/11/03 |
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Install Chrony and Configure NTP server for time adjustment. NTP uses 123/UDP.
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| [1] | Chrony is installed if you installed Fedora Server with minimum-install, so it's not necessarry to install new packages. But if it's not installed, do like follows. |
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[root@dlp ~]# dnf -y install chrony
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| [2] | Configure Chrony. |
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[root@dlp ~]#
vi /etc/chrony.conf # line 3: change servers for synchronization (replace to your timezone's one) # pool 2.fedora.pool.ntp.org iburst
server ntp1.jst.mfeed.ad.jp iburst
server ntp2.jst.mfeed.ad.jp iburst server ntp3.jst.mfeed.ad.jp iburst # line 19: add the network range you allow to receive requests
allow 10.0.0.0/24
systemctl restart chronyd [root@dlp ~]# systemctl enable chronyd [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 17 6 -1950us[-1950us] +/- 77ms ^* ntp2.jst.mfeed.ad.jp 2 6 17 6 -284us[ -171us] +/- 81ms ^+ ntp3.jst.mfeed.ad.jp 2 6 17 5 +357us[ +357us] +/- 130ms |
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