2. Modify System Security

1. Disable SELinux.

   Note

   You can read more about modifying SELinux at https://wiki.centos.org/HowTos/SELinux

2. Open ports 80 and 443 in the firewall.

   Note

   You can read more about modifying the firewall rules with iptables at https://wiki.centos.org/HowTos/Network/IPTables