SMC Networks Gateway TTTM5800X - Manual (Page 40)

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The DMZ (Demilitarized Zone) option provides you with an option to set a single computer on your network outside of
the router. If you have a computer that cannot run Internet applications successfully from behind the router, then you
can place the computer into the DMZ for unrestricted Internet access.
Note: Putting a computer in the DMZ may expose that computer to a variety of security risks. Use of this option is only
recommended as a last resort.
Enable SPI
Enable SPI (stateful packet inspection) to prevent cyberattacks by tracking more state per session. It validates that the
traffic passing through that session conforms to the protocol.
Enable DMZ
DMZ Provides an option to set a single computer on your network outside of the router.
DMZ IP Address
Specify the IP address of the computer on the LAN that you want to have unrestricted Internet communication. If this
computer obtains its address Automatically using DHCP, then you may want to make a static reservation on the Basic
-> DHCP page so that the IP address of the DMZ machine does not change.
Advanced Wireless