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yiidtw/setup-ntpd.sh

Last active February 16, 2019 17:44
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install and configure ntpd on centos7
Raw
setup-ntpd.sh
# http://www.stdtime.gov.tw/chinese/bulletin/NTP%20promo.txt
sudo yum install -y ntp
sudo sed -i "s/server 0.centos.pool.ntp.org iburst/server time.stdtime.gov.tw prefer/g" /etc/ntp.conf
sudo sed -i "s/server 1.centos.pool.ntp.org iburst/server tick.stdtime.gov.tw/g" /etc/ntp.conf
sudo sed -i "s/server 2.centos.pool.ntp.org iburst/server tock.stdtime.gov.tw/g" /etc/ntp.conf
sudo sed -i "s/server 3.centos.pool.ntp.org iburst/server clock.stdtime.gov.tw/g" /etc/ntp.conf
sudo ntpdate time.stdtime.gov.tw # must nptdate before ntpd start, otherwise the port would be occupied by ntpd
sudo systemctl start ntpd && sudo systemctl enable ntpd
date -R
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