Configure ntp time synchronization service in linux

Source: Internet
Author: User
Modify/etc/ntp. conf file content: add a line: serverasia. pool. ntp. orgprefer comment out this line: server127.127.1.0 start the ntp service: servicentpdstart modify the/etc/sysconfig/ntpd file, and change SYNC_HWCLOCKno to SYNC_H... modify/etc/ntp. conf file content:
Add a row: server asia.pool.ntp.org prefer
Comment out this line: server 127.127.1.0
Start ntp service: service ntpd start
Modify the/etc/sysconfig/ntpd file and change SYNC_HWCLOCK = no to SYNC_HWCLOCK = yes, so that the BIOS time is updated.
Set iptable. the port used by the time service is udp port 123.
 
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