A bash script to install ntpd service on all three servers (KDC, MongoDB Server and User machine)

kerberos-install-ntpd.sh

# Run these commands on all 3 servers
# Install NTP to synchronize the clock on all three servers
sudo yum install -y ntp
sudo ntpdate 0.rhel.pool.ntp.org
sudo systemctl start  ntpd.service
sudo systemctl enable ntpd.service

# TODO: Fix the below ip addresses based on your lab environment
echo "172.31.10.101     kdc.mdbkrb5.net" | sudo tee -a /etc/hosts
echo "172.31.10.102     mdb01.mdbkrb5.net" | sudo tee -a /etc/hosts
echo "172.31.10.103     client01.mdbkrb5.net" | sudo tee -a /etc/hosts