NTP Server:
sudo apt-get install ntp
sudo ntpq -p
timedatectl
sudo timedatectl set-ntp on
sudo ntpdate -s time.nist.govsntp --version
sudo service ntp status
sudo vim /etc/ntp.conf
#server 0.ubuntu.pool.ntp.org
#server 1.ubuntu.pool.ntp.org
#server 2.ubuntu.pool.ntp.org
#server 3.ubuntu.pool.ntp.org
server 0.in.pool.ntp.org
server 1.in.pool.ntp.org
server 2.in.pool.ntp.org
server 3.in.pool.ntp.org
sudo service ntp restart
On Client pc:
sudo vim /etc/hosts
192.168.2.30 gcubeftp.gc-solutions.net
sudo ntpdate gcubeftp.gc-solutions.net