There are many ways to sync system time with another server . rdate is one among those and the simplest one in linux.
Pre-Requisites
- Make sure time-dgram and time-stream services are enabled.
- If not enabled , use ntsysv command as root user and enable the same
- Activate the configuration by executing "service xinetd restart" as root user.
Command Usage
Syntax : rdate -s "Source IP"
Example : rdate -s 192.168.10.2
This would sync the system time to the current time of the source system having IP 192.168.10.2