Security Settings Firewall for the SMC SMCD3GNRouter Sceenshot

Security Settings (Firewall) Security Settings (Firewall) The SMCD3GN provides the extensive firewall protection by restricting connection parameters to limit the risk of hacker attack. However, for applications that require unrestricted access to the Internet, users can configure a specific client/server as a demilitarized zone (DMZ). For this special DMZ host, it will be exempted from the limitation of the firewall, but also the protection from the firewall. A checkbox is provided to enable/disable the whole firewall function. Enable Firewall Module Enable SIP Application Layer Gateway Service