NTP

Network Time Protocol (NTP)

            NTP Server is used for Synchronizes the system's clock to client.

Configuration file:

            1.         /etc/ntp.conf

            Configure NTP (Server Side):

# vi /etc/ntp.conf

            Do the following changes…

            Line no. 3      copy and paste below this line and provide # in line no. 3

            Line no. 4      Edit similar like below

restrict <IP of Server> netmask <subnet mask> nomodify notrap

Ex.-     3

4 restrict <192.168.10.3> netmask <255.255.255.0> nomodify notrap

            Esc. :wq!

# service ntpd restart

# chkconfig - - list ntpd

# chkconfig ntpd on

# chkconfig ntpd restart

            Configure NTP (Client Side):-

# service ntpd restart

# ntpdate –b <IP of server>

# service ntpd stop

# service ntpd start

# ntpq -p                                                       (For query of synchronization)