A DualShield server must be given an unique Fully Qualified Domain Name (FQDN) which is providd in the installation process.
DualShield consoles are all web-based portals that can be accessed with a web browser. The FQDN is the web address of the DualShield consoles.
If the DualShield server is a backend server located in the internal network and to be accessed from internal PCs and workstations, then the DualShield's FQDN must be added into the internal DNS server.
If the DualShield server is a frontend server located in the DMZ and to be accessed from external PCs and workstations, then the DualShield's FQDN must be added into the external DNS server.
If the DualShield server is a all-in-one server that is accessed from both internal & external PCs and workstations, then its FQDN must be added into both the internal & external DNS servers.