cat /etc/ntp.conf
<font color=#0099ff size=6>driftfile /var/lib/ntp/drift</font>系统时间与BIOS事件的偏差记录<font color=#0099ff size=6 > restrict default nomodify </font>default 指所有的IPrestrict 控制权限nomodify 客户端不能更改 服务端的时间参数，但是客户端可以通过服务端校队时间<font color=#0099ff size=6 >restrict 127.0.0.1 </font><font color=#0099ff size=6 >logfile /var/log/ntp.log </font><font color=#0099ff size=6 > server cn.pool.ntp.org iburst prefer </font><font color=#0099ff size=6 > server 0.centos.pool.ntp.org iburst </font><font color=#0099ff size=6 > server 1.centos.pool.ntp.org iburst </font><font color=#0099ff size=6 >server 2.centos.pool.ntp.org iburst </font><font color=#0099ff size=6 >server 3.centos.pool.ntp.org iburst </font><font color=#0099ff size =6 >server 127.127.1.0 </font><font color=#0099ff size=6 >fudge 127.127.1.0 stratum 10 </font>
