NTP Client Configuration in AIX

Below are the steps for NTP client configuration in AIX .

1) Using “ntpdate” command , have a server suitable for synchronization by using the
#ntpdate -d ip.address.of.ntpserver

2) Client configuration for ntp is defined in the configuration file
#cat /etc/ntp.conf
server <NTP.SERVER.IP>
driftfile /etc/ntp.drift
tracefile /etc/ntp.trace

3) start the xntpd daemon
#startsrc -s xntpd

4) To make permanent after reboot, uncomment the following line in /etc/rc.tcpip
vi /etc/rc.tcpip
start /usr/sbin/xntpd “$src_running”

5) check the service status
# lssrc -s xntpd
Subsystem Group PID Status
xntpd tcpip 3997772 active

6) check the time sync with server
#ntpq -p