ntp

Install NTP Server ON Redhat 6

It's so easy!!

Server

  • Install ntp

    #yum install ntpd
  • Configure ntp by restriction

    restrict 203.107.139.0 mask 255.255.254.0 nomodify notrap
  • Firewall Policy By Remote Server (UDP123)

Client

Just Recheck!

#ntpdate -d 203.11.11.1 

Finish!!

Reference 

CentOS / Red Hat Configure an NTP Client And Server