一,服务端配置
安装时间服务软件ntp
yum install ntp -y
rpm -qa ntp
配置时间同步服务器
egrep -v "^$|#" /etc/ntp.conf.bak >/etc/ntp.conf
vim /etc/ntp.conf
1 driftfile /var/lib/ntp/drift 2 restrict default kod nomodify notrap nopeer noquery 3 restrict -6 default kod nomodify notrap nopeer noquery 4 restrict 127.0.0.1 5 restrict -6 ::1 6 restrict 172.16.1.0 mask 255.255.255.0 nomodify notrap 7 server time1.aliyun.com 8 server ntp1.aliyun.com 9 restrict time1.aliyun.com nomodify notrap noquery 10 restrict ntp1.aliyun.com nomodify notrap noquery 11 server 127.127.1.0 12 fudge 127.127.1.0 stratum 10 13 includefile /etc/ntp/crypto/pw 14 keys /etc/ntp/keys
启动ntp时间服务器
/etc/init.d/ntpd start
查看时间服务器节点
ntpq -p
二,客户机时间同步
ntpdate 10.0.0.70