Jun 02, 2015 · Step 1: Set the timezone. Input the following command in your terminal: date. As you see, the Vultr CentOS 6 x64 OS uses the UTC time by default. You can modify it to any time zone as you wish, but using the local timezone of the server's physical location is a best practice. If there WAS a ntp server advertised by DHCP at some point but not anymore: The system ntp configuration might still be overridden by the dhcp client, forcing obsolete ntp servers advertised a long time ago. This dhcp overriding can survive for days, across ntp service restart and reboot.
Network Time Protocol (NTP) is a protocol used to synchronize computer clock times in a network . It belongs to and is one of the oldest parts of the TCP/IP protocol suite. The term NTP applies to both the protocol and the client-server programs that run on computers.